2015 Buick LaCrosse Owner Manual
2015 Buick LaCrosse Manual
2015 Buick LaCrosse manual content summary:
- 2015 Buick LaCrosse | Owner Manual - Page 1
- 2015 Buick LaCrosse | Owner Manual - Page 2
2015 Buick LaCrosse Owner Manual M In Brief ...1-1 Instrument Panel ...1-2 Initial Drive Information ...1-4 Vehicle Features ...1-15 eAssist Features ...1-19 Performance and Maintenance ...1-21 Keys, Doors, and Windows ...2-1 Keys and Locks ...2-1 Doors ...2- - 2015 Buick LaCrosse | Owner Manual - Page 3
LaCrosse Owner Manual M Vehicle Care ...10-1 General Information ...10-2 Vehicle Checks ...10-4 Headlamp Aiming ...10-31 Bulb Replacement ...10-31 Electrical System ...10-34 Wheels and Tires ...10-42 Jump Starting ...10-78 Towing the Vehicle ...10-82 Appearance Care ...10-85 Service and Maintenance - 2015 Buick LaCrosse | Owner Manual - Page 4
Propriétaires Canadiens A French language manual can be obtained from your dealer, at www.helminc.com, or from: On peut obtenir un exemplaire de ce guide en français auprès du concessionnaire ou à l'adresse savant: Helm, Incorporated Attention: Customer Service 47911 Halyard Drive Plymouth, MI - 2015 Buick LaCrosse | Owner Manual - Page 5
this happen." M : This symbol is shown when you need to see your owner manual for additional instructions or information. * : This symbol is shown when you need to see a service manual for additional instructions or information. { Warning Warning indicates a hazard that could result in injury or - 2015 Buick LaCrosse | Owner Manual - Page 6
Introduction Vehicle Symbol Chart Here are some additional symbols that may be found on the vehicle and what they mean. For more information on the symbol, refer to the Index. v # : Fog Lamps . : Fuel Gauge + : Fuses 3 : Headlamp High/Low-Beam Changer LATCH System Child Restraints or OnStar (if - 2015 Buick LaCrosse | Owner Manual - Page 7
vi Introduction 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 8
® Overview ...1-19 High Voltage Safety Information ...1-20 Automatic Engine Start/Stop Feature ...1-20 Regenerative Braking ...1-20 Battery ...1-21 Service ...1-21 Traction Control/Electronic Stability Control ...1-21 Tire Pressure Monitor ...1-22 Engine Oil Life System ...1-22 E85 or FlexFuel - 2015 Buick LaCrosse | Owner Manual - Page 9
1-2 In Brief Instrument Panel - 2015 Buick LaCrosse | Owner Manual - Page 10
In Brief 1. Exterior Lamp Controls on page 6-1. Fog Lamps on page 6-4 (If Equipped). Instrument Panel Illumination Control on page 6-5. Head-Up Display (HUD) on page 5-31 (If Equipped). 2. Air Vents on page 8-6. 3. Turn Signal Lever. See Turn and Lane-Change Signals on page 6-4. 4. Instrument - 2015 Buick LaCrosse | Owner Manual - Page 11
may not be on your specific vehicle. For more detailed information, refer to each of the features which can be found later in this owner manual. 7 : Press and release to initiate vehicle locator. Press and hold for at least three seconds to sound the panic alarm. Press again to cancel the - 2015 Buick LaCrosse | Owner Manual - Page 12
In Brief When the engine starts, the parking lamps will turn on and remain on as long as the engine is running. The doors will be locked and the climate control system may come on. The engine will continue to run for 10 minutes. After 30 seconds, repeat the steps if a 10-minute time extension is - 2015 Buick LaCrosse | Owner Manual - Page 13
Seat Height Adjuster Press the switch to lower the window. Pull the switch up to raise it. See Power Windows on page 2-20. To adjust a manual seat: 1. Pull the handle at the front of the seat. 2. Slide the seat to the desired position and release the handle. 3. Try to move the - 2015 Buick LaCrosse | Owner Manual - Page 14
Press and hold the front or rear of the control to increase or decrease lumbar support. If equipped, press and hold the top or bottom of the control to raise or lower lumbar support. To recline a manual seatback: 1. Lift the lever. 2. Move the seatback to the desired position, and then release the - 2015 Buick LaCrosse | Owner Manual - Page 15
Heated and Ventilated Seat Buttons Shown, Heated Seat Buttons Similar If equipped, the "1," "2," and SET buttons on the driver door are used to manually save and recall the driver seat and outside mirror positions. See Memory Seats on page 3-7 and Vehicle Personalization on page 5-45. If available - 2015 Buick LaCrosse | Owner Manual - Page 16
In Brief Press M or L to heat the driver or passenger seat cushion and seatback. Press C or {, if equipped, to ventilate the driver or passenger seat. A ventilated seat has a fan that pulls or pushes air through the seat. The air is not cooled. Press the button once for the highest setting. With - 2015 Buick LaCrosse | Owner Manual - Page 17
In Brief is started. See Passenger Sensing System on page 3-26 for important information. See Memory Seats on page 3-7 and Power Mirrors on page 2-18. Manual Folding Mirrors The outside mirrors can be folded inward to prevent damage when going through an automatic car wash. To fold, pull the mirror - 2015 Buick LaCrosse | Owner Manual - Page 18
Rearview Mirror If equipped, push the tab forward for daytime use and pull it for nighttime use to avoid glare from headlamps. See Manual Rearview Mirror on page 2-20. Automatic Dimming Rearview Mirror If equipped, automatic dimming reduces the glare of the headlamps from behind. This feature comes - 2015 Buick LaCrosse | Owner Manual - Page 19
1-12 In Brief Reading Lamps There are front and rear reading lamps. Exterior Lighting The rear reading lamps are in the headliner. # or $ : Press to turn each lamp on or off. For more information, see Dome Lamps on page 6-5. The front reading lamps are in the overhead console. The exterior - 2015 Buick LaCrosse | Owner Manual - Page 20
In Brief 1-13 ; : Turns on the parking lamps, together with the sidemarker lamps, taillamps, license plate lamps, and instrument panel lights. 2 : Turns on the headlamps, together with the parking lamps, sidemarker lamps, taillamps, license plate lamps, and instrument panel lights. For more - 2015 Buick LaCrosse | Owner Manual - Page 21
Driver Shift Control (DSC) Driver Shift Control (DSC) allows shifting an automatic transmission similar to a manual transmission. DSC can be enabled through the shift lever. See Manual Mode on page 9-29. 1. Driver and Passenger Temperature Controls 2. Heated and Ventilated Front Seats 3. Fan - 2015 Buick LaCrosse | Owner Manual - Page 22
Steering Wheel Controls The infotainment system can be operated by using the steering wheel controls. See "Steering Wheel Controls" in the infotainment manual. Driver Information Center (DIC) 5 : Press to turn cruise control on or off. A white indicator comes on in the instrument cluster. RES+: If - 2015 Buick LaCrosse | Owner Manual - Page 23
1-16 In Brief Forward Collision Alert (FCA) System If equipped, FCA may help avoid or reduce the harm caused by front-end crashes. FCA provides a green indicator, V, when a vehicle is detected ahead. This indicator displays amber if you follow a vehicle much too closely. When approaching a vehicle - 2015 Buick LaCrosse | Owner Manual - Page 24
In Brief 1-17 Rear Vision Camera (RVC) If equipped, RVC displays a view of the area behind the vehicle on the center stack display when the vehicle is shifted into R (Reverse) to aid with parking and low-speed backing maneuvers. See Assistance Systems for Parking or Backing on page 9-48. Parking - 2015 Buick LaCrosse | Owner Manual - Page 25
to replace up to three remote control transmitters used to activate devices such as garage door openers, security systems, and home automation devices. Read the instructions completely before attempting to program the Universal Remote system. Because of the steps involved, it may be - 2015 Buick LaCrosse | Owner Manual - Page 26
In Brief To express-open the sunshade, fully press and release the rear of the switch (3). To stop the sunshade partway, press the switch a second time. To express-close, fully press and release the front of the switch (4). To stop the sunshade partway, press the switch a second time. See Sunroof on - 2015 Buick LaCrosse | Owner Manual - Page 27
more brake pedal is applied. High Voltage Safety Information Vehicles with eAssist have a standard 12-volt battery and a high voltage battery. Only a trained service technician with the proper knowledge and tools should inspect, test, or replace the high voltage battery. See your dealer if the high - 2015 Buick LaCrosse | Owner Manual - Page 28
on the original battery label when a new standard 12-volt battery is needed. Vehicles with eAssist also have a high voltage battery. Only a trained service technician with the proper knowledge and tools should inspect, test, or replace the high voltage battery. See your dealer if the high voltage - 2015 Buick LaCrosse | Owner Manual - Page 29
1-22 In Brief The low tire pressure warning light may come on in cool weather when the vehicle is first started, and then turn off as the vehicle is driven. This may be an early indicator that the tire pressures are getting low and the tires need to be inflated to the proper pressure. The TPMS does - 2015 Buick LaCrosse | Owner Manual - Page 30
a comprehensive, in-vehicle system that can connect to a live OnStar Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. OnStar services may require a paid subscription. See OnStar Overview on page 14-1. . . Driving for Better Fuel Economy Driving habits can affect - 2015 Buick LaCrosse | Owner Manual - Page 31
1-24 In Brief 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 32
window. Do not leave children in a vehicle with the ignition key or an RKE transmitter. Interior Mirrors Interior Rearview Mirrors ...2-19 Manual Rearview Mirror ...2-20 Automatic Dimming Rearview Mirror ...2-20 Doors Trunk ...2-13 Windows Windows ...2-20 Power Windows ...2-20 Sun Visors ...2-22 - 2015 Buick LaCrosse | Owner Manual - Page 33
the transmitter's battery. See "Battery Replacement" later in this section. If the transmitter is still not working correctly, see your dealer or a qualified technician for service. . . . - 2015 Buick LaCrosse | Owner Manual - Page 34
Keys, Doors, and Windows 2-3 Remote Keyless Entry (RKE) System Operation The Keyless Access system allows for vehicle entry when the transmitter is within range. See "Keyless Access Operation" later in this section. The transmitter functions may work up to 60 m (197 ft) away from the vehicle. - 2015 Buick LaCrosse | Owner Manual - Page 35
2-4 Keys, Doors, and Windows Keyless Unlocking/Locking from the Driver Door When the doors are locked and the RKE transmitter is within 1 m (3 ft) of the driver door handle, pressing the lock/unlock button on the driver door handle will unlock the driver door. If the lock/unlock button is pressed - 2015 Buick LaCrosse | Owner Manual - Page 36
Keys, Doors, and Windows Passive Locking If equipped with Keyless Access, the vehicle will lock several seconds after all doors are closed if the vehicle is off and at least one transmitter has been removed or none remain in the interior. If other electronic devices interfere with the RKE - 2015 Buick LaCrosse | Owner Manual - Page 37
2-6 Keys, Doors, and Windows 5. Repeat Steps 2-4 two more times. After the third time, turn to ON/RUN; the key is learned and all previously known keys will no longer work with the vehicle. Remaining keys can be learned by following the procedure in "Programming with a Recognized Transmitter (Key - 2015 Buick LaCrosse | Owner Manual - Page 38
Keys, Doors, and Windows 4. Press the ENGINE START/ STOP button. When the transmitter is learned, the DIC will show that it is ready to program the next transmitter. 5. Remove the transmitter from the transmitter pocket and press K. To program additional transmitters, repeat Steps 3-5. When all - 2015 Buick LaCrosse | Owner Manual - Page 39
2-8 Keys, Doors, and Windows Battery Replacement Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See Key and Lock Messages on page 5-39. 5. Press the ENGINE START/ STOP button. When the transmitter is learned the DIC will show that it is ready to program the - 2015 Buick LaCrosse | Owner Manual - Page 40
Keys, Doors, and Windows 4. Insert the new battery, positive side facing up. Push the battery down until it is held in place. Replace with a CR2032 or equivalent battery. 5. Snap the battery cover back on to the transmitter. Starting the Engine Using Remote Start To start the engine using the remote - 2015 Buick LaCrosse | Owner Manual - Page 41
2-10 Keys, Doors, and Windows Canceling a Remote Start To cancel a remote start, do any of the following: . . Extending Engine Run Time The engine run time can also be extended by another 10 minutes, if during the first 10 minutes Steps 1-3 are repeated while the engine is still running. An - 2015 Buick LaCrosse | Owner Manual - Page 42
lock or unlock the doors from the inside: . . Press Q or K on a power door lock switch. Pushing down the manual lock knob on the driver door will lock all doors. Pushing down the manual lock knob on a passenger door will lock that door only. K: Q: Press to unlock the doors. Press to lock the - 2015 Buick LaCrosse | Owner Manual - Page 43
the driver door open, all doors will lock and then the driver door will unlock. Lockout Protection with the key in the ignition can be manually overridden with the driver door open by pressing and holding Q on the power door lock switch. If Unlocked Door Anti Lockout is turned on and - 2015 Buick LaCrosse | Owner Manual - Page 44
Keys, Doors, and Windows Manual Safety Locks To open a rear door when the safety lock is on: 1. Unlock the door by activating the inside handle, by using the power door - 2015 Buick LaCrosse | Owner Manual - Page 45
2-14 Keys, Doors, and Windows Warning (Continued) Remote Trunk Release To open the trunk from outside the vehicle, press and hold Y on the Remote Keyless Entry (RKE) transmitter to unlock all doors, then use the touch pad above the license plate. If equipped with Keyless Access, the trunk can be - 2015 Buick LaCrosse | Owner Manual - Page 46
Keys, Doors, and Windows 2-15 Vehicle Security This vehicle has theft-deterrent features; however, they do not make the vehicle impossible to steal. On Solid: Vehicle is secured during the delay to arm the system. Fast Flash: Vehicle is unsecured. A door, the hood, or the trunk is open. Slow - 2015 Buick LaCrosse | Owner Manual - Page 47
Statement on page 13-12. . Immobilizer Operation (Key Access) This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the key is removed from the ignition. Unlocking the driver door with the key - 2015 Buick LaCrosse | Owner Manual - Page 48
service the theft-deterrent system and have a new key made. Do not leave the key or device that disarms or deactivates the theft-deterrent system in the vehicle. The security light in the instrument cluster comes on if there is a problem to be manually armed or disarmed. The vehicle is automatically - 2015 Buick LaCrosse | Owner Manual - Page 49
does not start and the security light stays on, there is a problem with the system. Turn the vehicle off and try again. If the the transmitter is in the transmitter pocket, your vehicle needs service. See your dealer who can service the theft-deterrent system and have a new transmitter programmed - 2015 Buick LaCrosse | Owner Manual - Page 50
Keys, Doors, and Windows 2-19 Folding Mirrors Manual Folding Mirrors These mirrors can be folded inward to prevent damage when going through an automatic car wash. To fold, pull the mirror toward the - 2015 Buick LaCrosse | Owner Manual - Page 51
2-20 Keys, Doors, and Windows Manual Rearview Mirror If equipped, push the tab forward for daytime use and pull it for nighttime use to avoid glare from the headlamps from behind. - 2015 Buick LaCrosse | Owner Manual - Page 52
Keys, Doors, and Windows windows only have express-down. Pull a window switch up or push it down all the way, release it, and the window goes down or up automatically. Stop the window by pushing or pulling the switch. 2-21 The indicator light comes on when activated. Press o again to deactivate - 2015 Buick LaCrosse | Owner Manual - Page 53
2-22 Keys, Doors, and Windows 4. Continue holding the switch up for approximately two seconds after the window is completely closed. The window is now reprogrammed. Repeat the process for the other windows. Rear Window Sunshade The sunshade only operates when the ignition is in ON/RUN or ACC/ - 2015 Buick LaCrosse | Owner Manual - Page 54
Keys, Doors, and Windows 2-23 Roof Sunroof Vent: Press the rear of the switch (2) to the first detent to vent the sunroof. Press the front of the switch (1) to the second detent to close the sunroof. Express-Open/Express-Close: To express-open the sunroof, fully press and release the rear of the - 2015 Buick LaCrosse | Owner Manual - Page 55
2-24 Keys, Doors, and Windows Periodically open the sunroof and remove any obstacles or loose debris. Wipe the sunroof seal and roof sealing area using a clean cloth, mild soap, and water. Do not remove grease from the sunroof. If water is seen dripping into the water drainage system, this is - 2015 Buick LaCrosse | Owner Manual - Page 56
an Airbag Inflate? ...3-24 How Does an Airbag Restrain? ...3-24 What Will You See after an Airbag Inflates? ...3-25 Passenger Sensing System ...3-26 Servicing the Airbag-Equipped Vehicle ...3-31 Rear Seats Rear Seats ...3-11 Rear Seat Armrest ...3-12 Safety Belts Safety Belts ...3-12 How to Wear - 2015 Buick LaCrosse | Owner Manual - Page 57
3-2 Seats and Restraints Head Restraints { Warning With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/ spinal injury in a crash. Do not drive until the head restraints for all occupants are installed and adjusted properly - 2015 Buick LaCrosse | Owner Manual - Page 58
Seats and Restraints Rear Seats The vehicle's rear seats have adjustable head restraints in the outboard seating positions. The height of the head restraint can be adjusted. Pull the head restraint up to raise it. Try to move the head restraint to make sure that it is locked in place. head restraint - 2015 Buick LaCrosse | Owner Manual - Page 59
3-4 Seats and Restraints Always adjust the head restraint so that the top of the restraint is at the same height as the top of the occupant's head. If you are installing a child restraint in the rear seat, see "Securing a Child Restraint Designed for the LATCH System" under Lower Anchors and - 2015 Buick LaCrosse | Owner Manual - Page 60
Seats and Restraints To adjust a manual seat: 1. Pull the handle at the front of the seat. 2. Slide the Raise or lower the entire seat by moving the rear of the control up or down. To adjust the lumbar support: . . . Press and hold the top or bottom of the switch to raise or lower the seat. - 2015 Buick LaCrosse | Owner Manual - Page 61
go up over your abdomen. The belt forces would be there, not at your pelvic bones. This could cause serious internal injuries. Reclining Seatbacks Manual Reclining Seatbacks { Warning If either seatback is not locked, it could move forward in a sudden stop or crash. That could cause injury to the - 2015 Buick LaCrosse | Owner Manual - Page 62
. Tilt the top of the control forward to raise. . If memory equipped, the "1," "2," and SET buttons on the driver door are used to manually save and recall the driver seat and outside mirror positions. Storing Memory Positions To save positions to the "1" and "2" buttons: 1. Adjust the driver seat - 2015 Buick LaCrosse | Owner Manual - Page 63
or "2" before the stored positions are reached stops the recall. If the vehicle is ON and in P (Park), press and release "1" or "2" to manually recall the previously stored memory positions. Placing the ignition in OFF before the stored positions are reached stops the recall. If the driver door is - 2015 Buick LaCrosse | Owner Manual - Page 64
: ... 3-9 If automatically recalling the position, press and hold the appropriate manual control for the memory item that is not recalling for two seconds. Try burn or may damage the seat. If manually recalling the position, press and hold the appropriate manual control for the memory item that is - 2015 Buick LaCrosse | Owner Manual - Page 65
3-10 Seats and Restraints Press C or {, if equipped, to ventilate the driver or passenger seat. A ventilated seat has a fan that pulls or pushes air through the seat. The air is not cooled. Press the button once for the highest setting. With each press of the button, the seat will change to the - 2015 Buick LaCrosse | Owner Manual - Page 66
Seats and Restraints 3-11 Rear Seats Folding the Seatback Either side of the seatback can be folded down for more cargo space. Fold a seatback only when the vehicle is not moving. To fold the seatback down: Raising the Seatback { Warning If either seatback is not locked, it could move forward - 2015 Buick LaCrosse | Owner Manual - Page 67
. When the seat is not in use, it should be kept in the upright, locked position. Rear Seat Armrest Safety Belts This section of the manual describes how to use safety belts properly. It also describes some things not to do with safety belts. { Warning Do not let anyone ride where - 2015 Buick LaCrosse | Owner Manual - Page 68
Seats and Restraints Warning (Continued) are more likely to be seriously injured or killed. Do not allow passengers to ride in any area of the vehicle that is not equipped with seats and safety belts. Always wear a safety belt, and check that all passenger(s) are restrained properly too. This - 2015 Buick LaCrosse | Owner Manual - Page 69
3-14 Seats and Restraints . Also, in nearly all states and in all Canadian provinces, the law requires wearing safety belts. How to Wear Safety Belts Properly This section is only for people of adult size. There are special things to know about safety belts and children. And there are different - 2015 Buick LaCrosse | Owner Manual - Page 70
Seats and Restraints 3-15 Lap-Shoulder Belt All seating positions in the vehicle have a lap-shoulder belt. The following instructions explain how to wear a lap-shoulder belt properly. 1. Adjust the seat, if the seat is adjustable, so you can sit up straight. To see how, - 2015 Buick LaCrosse | Owner Manual - Page 71
could reduce the effectiveness of the safety belt in a crash. See How to Wear Safety Belts Properly on page 3-14. later in this section for instructions on use and important safety information. 4. To make the lap part tight, pull up on the shoulder belt. To unlatch the belt, push the button - 2015 Buick LaCrosse | Owner Manual - Page 72
need to be replaced. See Replacing Safety Belt System Parts after a Crash on page 3-20. shoulder belt, the comfort guide positions the shoulder belt away from the neck and head. To install: 3-17 2. Place the guide over the belt, and insert the two edges of the belt into the slots of the - 2015 Buick LaCrosse | Owner Manual - Page 73
safety belts. 3. Be sure that the belt is not twisted and it lies flat. The elastic cord must be behind the belt with the plastic guide on the front. { Warning A safety belt that is not properly worn may not provide the protection needed in a crash. The person wearing the belt could - 2015 Buick LaCrosse | Owner Manual - Page 74
extender has been designed for adults. Never use it for securing child seats. To wear it, attach it to the regular safety belt. See the instruction sheet that comes with the extender. 3-19 Make sure the safety belt reminder light is working. See Safety Belt Reminders on page 5-14. Keep safety - 2015 Buick LaCrosse | Owner Manual - Page 75
3-20 Seats and Restraints After a minor crash, replacement of safety belts may not be necessary. But the safety belt assemblies that were used during any crash may have been stressed or damaged. See your dealer to have the safety belt assemblies inspected or replaced. New parts and repairs may be - 2015 Buick LaCrosse | Owner Manual - Page 76
Seats and Restraints All of the airbags have the word AIRBAG embossed on the trim or on a label near the deployment opening. For frontal airbags, the word AIRBAG is on the center of the steering wheel for the driver and on the instrument panel for the front outboard passenger. For seat-mounted side - 2015 Buick LaCrosse | Owner Manual - Page 77
instrument cluster, which shows the airbag symbol. The system checks the airbag electrical system for malfunctions. The light tells you if there is an electrical problem. See Airbag Readiness Light on page 5-14. - 2015 Buick LaCrosse | Owner Manual - Page 78
Seats and Restraints Warning (Continued) or even death. The path of an inflating airbag must be kept clear. Do not put anything between an occupant and an airbag, and do not attach or put anything on the steering wheel hub or on or near any other airbag covering. Rear Seat Driver Side Shown, - 2015 Buick LaCrosse | Owner Manual - Page 79
3-24 Seats and Restraints A seat-mounted side impact airbag is designed to inflate on the side of the vehicle that is struck. Roof-rail airbags are designed to inflate in moderate to severe side crashes depending on the location of the impact. In addition, these roof-rail airbags are designed to - 2015 Buick LaCrosse | Owner Manual - Page 80
for those features. { Warning When an airbag inflates, there may be dust in the air. This dust could cause breathing problems for people with a history of asthma or other breathing trouble. To avoid this, everyone in the vehicle should get out as soon as it is safe to do so. If you - 2015 Buick LaCrosse | Owner Manual - Page 81
are broken by vehicle deformation. Additional windshield breakage may also occur from the front outboard passenger airbag. . other parts. The service manual for the vehicle covers the need to replace other parts. . The vehicle has a crash sensing and diagnostic module which records information - 2015 Buick LaCrosse | Owner Manual - Page 82
Seats and Restraints certain conditions. No other airbag is affected by the passenger sensing system. The passenger sensing system works with sensors that are part of the front outboard passenger seat. The sensors are designed to detect the presence of a properly-seated occupant and determine if the - 2015 Buick LaCrosse | Owner Manual - Page 83
the front outboard passenger frontal airbag if: . There is a critical problem with the airbag system or the passenger sensing system. When the passenger . To help avoid injury to yourself or others, have the vehicle serviced right away. See Airbag Readiness Light on page 5-14 for more information - 2015 Buick LaCrosse | Owner Manual - Page 84
Seats and Restraints If the On Indicator Is Lit for a Child Restraint The passenger sensing system is designed to turn off the front outboard passenger frontal airbag if the system determines that an infant is present in a child restraint. If a child restraint has been installed and the on indicator - 2015 Buick LaCrosse | Owner Manual - Page 85
3-30 Seats and Restraints Warning (Continued) serious injury or even death. An adult-sized occupant should not ride in the front outboard passenger seat, if the passenger airbag off indicator is lit. operates. We recommend that you not use seat covers or other aftermarket equipment except when - 2015 Buick LaCrosse | Owner Manual - Page 86
. There are parts of the airbag system in several places around the vehicle. Your dealer and the service manual have information about servicing the vehicle and the airbag system. To purchase a service manual, see Service Publications Ordering Information on page 13-11. Warning (Continued) proper - 2015 Buick LaCrosse | Owner Manual - Page 87
if the vehicle is modified for any other reason, call Customer Assistance. See Customer Assistance Offices on page 13-3. Your dealer and the service manual have information about the location of the airbag sensors, sensing and diagnostic module, and airbag wiring. In addition, the vehicle has - 2015 Buick LaCrosse | Owner Manual - Page 88
airbag system parts. See your dealer for service. If the airbag readiness light stays on Child Restraints Older Children The manufacturer instructions that come with the booster seat guide, if available. See "Rear Safety Belt Comfort Guides" under Lap-Shoulder Belt on page 3-15. If a comfort guide - 2015 Buick LaCrosse | Owner Manual - Page 89
never be worn over the abdomen, which could cause severe or even fatal internal injuries in a crash. Also see "Rear Safety Belt Comfort Guides" under Lap-Shoulder Belt on page 3-15. According to accident statistics, children are safer when properly restrained in a rear seating position. { Warning - 2015 Buick LaCrosse | Owner Manual - Page 90
Seats and Restraints Warning (Continued) belt. The belt force would then be applied right on the abdomen. That could cause serious or fatal injuries. The shoulder belt should go over the shoulder and across the chest. 3-35 Infants and Young Children Everyone in a vehicle needs protection! This - 2015 Buick LaCrosse | Owner Manual - Page 91
3-36 Seats and Restraints { Warning Never hold an infant or a child while riding in a vehicle. Due to crash forces, an infant or a child will become so heavy it is not possible to hold it during a crash. For example, in a crash at only 40 km/h (25 mph), a 5.5 kg (12 lb) infant will suddenly become - 2015 Buick LaCrosse | Owner Manual - Page 92
that it meets federal motor vehicle safety standards. The restraint manufacturer instructions that come with the restraint state the weight and height limitations the risk of neck and head injury during a crash, infants need complete support. In a crash, if an infant is in a rear-facing child - 2015 Buick LaCrosse | Owner Manual - Page 93
3-38 Seats and Restraints Child Restraint Systems Forward-Facing Child Seat Rear-Facing Infant Seat A rear-facing infant seat provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a crash, acts to keep the infant - 2015 Buick LaCrosse | Owner Manual - Page 94
that come with the restraint which may be on the restraint itself or in a booklet, or both, and to this manual. The child restraint instructions are important, so if they are not available, obtain a replacement copy from the manufacturer. Keep in mind that an unsecured child restraint can - 2015 Buick LaCrosse | Owner Manual - Page 95
rear seat. See Passenger Sensing System on page 3-26 for additional information. When securing a child restraint in a rear seating position, study the instructions that came with the child restraint to make sure it is compatible with this vehicle. Child restraints and booster seats vary considerably - 2015 Buick LaCrosse | Owner Manual - Page 96
no interference with the proper positioning of the lap-shoulder belt on the child. Make sure to follow the instructions that came with the child restraint, and also the instructions in this manual. When installing a child restraint with a top tether, you must also use either the lower anchors or the - 2015 Buick LaCrosse | Owner Manual - Page 97
the law requires that forward-facing child restraints have a top tether, and that the tether be attached. Be sure to read and follow the instructions for the child restraint. Top Tether Anchor Lower Anchor and Top Tether Anchor Locations A top tether (3, 4) anchors the top of the child restraint - 2015 Buick LaCrosse | Owner Manual - Page 98
-type child restraint properly using the anchors, or use the vehicle safety belts to secure the restraint, following the instructions that came with the child restraint and the instructions in this manual. To assist in locating the top tether anchors, the top tether anchor symbol is on the cover. - 2015 Buick LaCrosse | Owner Manual - Page 99
3-44 Seats and Restraints { Warning To reduce the risk of serious or fatal injuries during a crash, do not attach more than one child restraint to a single anchor. Attaching more than one child restraint to a single anchor could cause the anchor or attachment to come loose or even break during a - 2015 Buick LaCrosse | Owner Manual - Page 100
Seats and Restraints You cannot secure three child restraints using the LATCH anchors in the rear seat at the same time, but you can install two of them. If you want to do this, install one LATCH child restraint in the right rear seating position, and install the other one either in the left rear - 2015 Buick LaCrosse | Owner Manual - Page 101
the tether over the seatback. restraint with the top tether and the safety belts. Refer to the child restraint manufacturer instructions and the instructions in this manual. 1.1. Find the lower anchors for the desired seating position. 1.2. Put the child restraint on the seat. If the head restraint - 2015 Buick LaCrosse | Owner Manual - Page 102
Seats and Restraints If the position you are using has an adjustable headrest or head restraint and you are using a dual tether, route the tether around the headrest or head restraint. 3. Before placing a child in the child restraint, make sure it is securely held in place. To check, grasp the child - 2015 Buick LaCrosse | Owner Manual - Page 103
3-48 Seats and Restraints To reinstall the head restraint: 3. Try to move the head restraint to make sure that it is locked in place. 4. When the child restraint is removed, reinstall the head restraint before the seating position is used. { Warning With head restraints that are not installed and - 2015 Buick LaCrosse | Owner Manual - Page 104
not secure a child seat in a position without a top tether anchor if a national or local law requires that the top tether be anchored, or if the instructions that come with the child restraint say that the top strap must be anchored. If the child restraint or vehicle seat position does not have - 2015 Buick LaCrosse | Owner Manual - Page 105
3-50 Seats and Restraints 3. Push the latch plate into the buckle until it clicks. Position the release button on the buckle so that the safety belt could be quickly unbuckled if necessary. 4. Pull the shoulder belt all the way out of the retractor to set the lock. When the retractor lock is set, - 2015 Buick LaCrosse | Owner Manual - Page 106
Seats and Restraints 6. If the child restraint has a top tether, follow the child restraint manufacturer's instructions regarding the use of the top tether. See Lower Anchors and Tethers for Children (LATCH System) on page 3-41 for more information. 7. Before placing a child - 2015 Buick LaCrosse | Owner Manual - Page 107
not secure a child seat in a position without a top tether anchor if a national or local law requires that the top tether be anchored, or if the instructions that come with the child restraint say that the top strap must be anchored. 4. Push the latch plate into the buckle until it clicks. Position - 2015 Buick LaCrosse | Owner Manual - Page 108
Seats and Restraints 3-53 7. Before placing a child in the child restraint, make sure it is securely held in place. To check, grasp the child restraint at the safety belt path and attempt to move it side to side and back and forth. When the child restraint is properly installed, there should be no - 2015 Buick LaCrosse | Owner Manual - Page 109
3-54 Seats and Restraints 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 110
Storage 4-1 Storage Storage Compartments Storage Compartments ...Glove Box ...Cupholders ...Front Storage ...Sunglasses Storage ...Center Console Storage ...4-1 4-1 4-1 4-2 4-3 4-3 Storage Compartments Cupholders { Warning Do not store heavy or sharp objects in storage compartments. In a crash, - 2015 Buick LaCrosse | Owner Manual - Page 111
4-2 Storage Front Storage If equipped, pull the second row seat armrest down to access cupholders. Pull up on the handle and pull the cover down to open. If equipped, there is storage under the climate controls. Press the chrome area to open. There is a power outlet inside. - 2015 Buick LaCrosse | Owner Manual - Page 112
button to access. An accessory power outlet, USB port, SD card reader, and transmitter pocket are inside. See Power Outlets on page 5-5 and the infotainment manual. Press the fixed button to access the cup holders. - 2015 Buick LaCrosse | Owner Manual - Page 113
4-4 Storage 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 114
Indicator ...5-15 Charging System Light ...5-16 Malfunction Indicator Lamp ...5-16 Brake System Warning Light ...5-19 Electric Parking Brake Light ...5-20 Service Electric Parking Brake Light ...5-20 Antilock Brake System (ABS) Warning Light ...5-20 Lane Departure Warning (LDW) Light ...5-21 Vehicle - 2015 Buick LaCrosse | Owner Manual - Page 115
Control System Messages ...Airbag System Messages ...Security Messages ...Service Vehicle Messages ...Starting the Vehicle Messages ...Tire Messages ... . See "Steering Wheel Controls" in the infotainment manual. Vehicle Personalization Vehicle Personalization ...5-45 Universal Remote System - 2015 Buick LaCrosse | Owner Manual - Page 116
Instruments and Controls 5-3 Heated Steering Wheel Windshield Wiper/Washer INT (Intermittent Wipes): Move the lever up to INT for intermittent wipes, then turn the x INT band up for more frequent wipes or down for less frequent wipes. OFF: Use to turn the wipers off. 1X (Mist): For a single wipe - 2015 Buick LaCrosse | Owner Manual - Page 117
5-4 Instruments and Controls If the windshield wiper lever is then moved to OFF before the driver door is opened or within 10 minutes, the wipers will restart and move to the base of the windshield. If the ignition is put in OFF while the wipers are performing wipes due to windshield washing, the - 2015 Buick LaCrosse | Owner Manual - Page 118
with the accessory power outlet and could overload vehicle or adapter fuses. If there is a problem, see your dealer. When adding electrical equipment, be sure to follow the installation instructions included with the equipment. See Add-On Electrical Equipment on page 9-68. 5-5 Power Outlet 110 - 2015 Buick LaCrosse | Owner Manual - Page 119
5-6 Instruments and Controls A protection circuit shuts off the power supply and the indicator light turns off. To reset the circuit, unplug the item and plug it back in or turn the Remote Accessory Power (RAP) off and then back on. See Retained Accessory Power (RAP) on page 9-23. Prolonged usage - 2015 Buick LaCrosse | Owner Manual - Page 120
repair or replacement. Paying attention to the warning lights and gauges could prevent injury. Warning lights come on when there could be a problem with a vehicle function. Some warning lights come on briefly when the engine is started to indicate they are working. Gauges can indicate when - 2015 Buick LaCrosse | Owner Manual - Page 121
5-8 Instruments and Controls Instrument Cluster English Shown, Metric Similar - 2015 Buick LaCrosse | Owner Manual - Page 122
Instruments and Controls 5-9 English eAssist Shown, Metric eAssist Similar - 2015 Buick LaCrosse | Owner Manual - Page 123
5-10 Instruments and Controls Press S to access the cluster applications. Use y or z to scroll through the list of available applications. Not all applications will be available on all vehicles. . Cluster Menu There is an interactive display area in the center of the instrument cluster. Phone - 2015 Buick LaCrosse | Owner Manual - Page 124
be displayed in the Info App. See Driver Information Center (DIC) on page 5-28. Adaptive Cruise Control : Allows the driver to select the Auto or Manual setting for Adaptive Cruise Control (ACC). When the Auto setting is on, ACC will adjust the vehicle speed based on the detected road speed. Speed - 2015 Buick LaCrosse | Owner Manual - Page 125
5-12 Instruments and Controls Caution (Continued) the damage would not be covered by the vehicle warranty. Do not operate the engine with the rpm's in the warning area. For eAssist vehicles, when the ignition is in ON/RUN, the tachometer indicates the vehicle status. When pointing to AUTO STOP, - 2015 Buick LaCrosse | Owner Manual - Page 126
Instruments and Controls Here are four things that some owners ask about. None of these show a problem with the fuel gauge: . 5-13 Engine Coolant Temperature Gauge At the service station, the fuel pump shuts off before the gauge reads full. It takes a little more or less fuel to fill up than the - 2015 Buick LaCrosse | Owner Manual - Page 127
passenger airbag status indicator. See Passenger Sensing System on page 3-26. Airbag Readiness Light This light shows if there is an electrical problem with the airbag system. The system check includes the airbag sensor(s), passenger sensing system, the pretensioners, the airbag modules, the wiring - 2015 Buick LaCrosse | Owner Manual - Page 128
on the airbag system, see Airbag System on page 3-20. 5-15 Warning (Continued) without a crash. To help avoid injury, have the vehicle serviced right away. Passenger Airbag Status Indicator The airbag readiness light comes on for several seconds when the vehicle is started. If the light does not - 2015 Buick LaCrosse | Owner Manual - Page 129
working. The light turns off when the engine is started. If it does not, have the vehicle serviced by your dealer. If the light stays on, or comes on while driving, there could be a problem with the electrical charging system. Have it checked by your dealer. Driving while this light is on - 2015 Buick LaCrosse | Owner Manual - Page 130
comes on while the engine is running, this indicates that the OBD II system has detected a problem and diagnosis and service might be required. Malfunctions often are indicated by the system before any problem is apparent. Being aware of the light can prevent more serious damage to the vehicle. This - 2015 Buick LaCrosse | Owner Manual - Page 131
proper test equipment and diagnostic tools to fix any mechanical or electrical problems that might have developed. Light On Steady: An emission control system malfunction has been detected on the vehicle. Diagnosis and service might be required. The following may correct an emission control system - 2015 Buick LaCrosse | Owner Manual - Page 132
the warning light comes on, there is a brake problem. Have the brake system inspected right away. If the light comes on and stays on, has been pulled off the road and carefully stopped, have the vehicle towed for service. Metric English This light comes on briefly when the vehicle is turned on. If - 2015 Buick LaCrosse | Owner Manual - Page 133
light does not come on, have it fixed so it will be ready to warn if there is a problem. If the light comes on while driving, stop as soon as it is safely possible and turn off stays on, or comes on again while driving, the vehicle needs service. A chime may also sound when the light comes on steady. - 2015 Buick LaCrosse | Owner Manual - Page 134
both the ABS and the brake system warning light are on, the vehicle's antilock brakes are not functioning and there is a problem with the regular brakes. See your dealer for service. See Brake System Warning Light on page 5-19 and Brake System Messages on page 5-36. This light changes to amber and - 2015 Buick LaCrosse | Owner Manual - Page 135
briefly while starting the engine. If it does not, have the vehicle serviced by your dealer. This light comes on when the StabiliTrak system is turned engine is started. If the light does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light - 2015 Buick LaCrosse | Owner Manual - Page 136
the light flashes for about a minute and then stays on, there may be a problem with the TPMS. If the problem is not corrected, the light will come on at every ignition cycle. See Tire pressure is still low, have the vehicle serviced. Always follow the maintenance schedule for changing engine oil. - 2015 Buick LaCrosse | Owner Manual - Page 137
is started. If it does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light turns off. If the light stays on and the engine does not start, there could be a problem with the theft-deterrent system. See Immobilizer Operation (Key Access) on - 2015 Buick LaCrosse | Owner Manual - Page 138
Beam On Light This light comes on solid when there is a problem with the AFL system. It flashes when the system is switching briefly as the vehicle is started. If it does not come on, have the vehicle serviced by your dealer. The cruise control light is white when the cruise control is on and - 2015 Buick LaCrosse | Owner Manual - Page 139
5-26 Instruments and Controls Adaptive Cruise Control Light Door Ajar Light Information Displays Power Flows (eAssist Only) To view the Power Flow screens in the center stack display, press the [ button on the Home screen or on the Application Tray on the top of the infotainment system touch - 2015 Buick LaCrosse | Owner Manual - Page 140
screen. Hybrid Power - Both the engine and battery are active with energy flowing to the wheels. Efficiency Tips The Efficiency Tips screen provides a guide on how to improve energy usage to increase fuel economy. Engine Idle - Vehicle is stationary with engine active and no power is flowing to - 2015 Buick LaCrosse | Owner Manual - Page 141
5-28 Instruments and Controls Press S to open application menus on the left. Press T to open interaction menus on the right. Press to open a menu or select a menu item. Press and hold to reset values on certain screens. Driver Information Center (DIC) The DIC displays are shown in the center of - 2015 Buick LaCrosse | Owner Manual - Page 142
Instruments and Controls Trip A or Trip B with Average Fuel Economy and Average Speed: The Trip display shows the current distance traveled, in either kilometers (km) or miles (mi), since the trip odometer was last reset. The trip odometer can be reset by pressing and holding V while this display is - 2015 Buick LaCrosse | Owner Manual - Page 143
5-30 Instruments and Controls fuel economy for the most recently traveled selected distance. The center bar graph displays the instantaneous fuel economy. Press the T button to display a page for selecting one of the distance options. Move the up/down arrow to choose the selection, and V to change - 2015 Buick LaCrosse | Owner Manual - Page 144
Instruments and Controls Driver Efficiency Gauge (eAssist Only): Assists in driving efficiently and will vary based on driver input. To maximize efficiency, keep the leaf in the solid green zone in the center of the gauge. The gauge moves down when braking and up when accelerating. When either is - 2015 Buick LaCrosse | Owner Manual - Page 145
5-32 Instruments and Controls . . The HUD information can be displayed in various languages. The speedometer reading and other numerical values can be displayed in either English or metric units. The language selection is changed through the radio and the units of measurement is changed through - 2015 Buick LaCrosse | Owner Manual - Page 146
Instruments and Controls Use the following settings to adjust the HUD. on the HUD. If vehicle messages are displayed, pressing PAGE may clear the message. OFF: To turn HUD off, turn the HUD dimming knob fully counterclockwise until the HUD display turns off. HUD Views There are four views in the HUD - 2015 Buick LaCrosse | Owner Manual - Page 147
5-34 Instruments and Controls English Audio/Phone View: This display includes the information in speed view along with audio/phone information. The current radio station, media type, and incoming calls will be displayed. All HUD views may briefly display audio information when the driver uses the - 2015 Buick LaCrosse | Owner Manual - Page 148
be taken seriously; clearing the message does not correct the problem. The following are the possible messages and some information about part of the HUD system. See Windshield Replacement on page 10-30. SERVICE BATTERY CHARGING SYSTEM This message is displayed when there is a fault in the battery - 2015 Buick LaCrosse | Owner Manual - Page 149
release the electric parking brake without the brake pedal applied. See Parking Brake on page 9-31 for more information. SERVICE PARKING BRAKE This message is displayed when there is a problem with the electric parking brake. See Parking Brake on page 9-31 for more information. Take the vehicle to - 2015 Buick LaCrosse | Owner Manual - Page 150
Instruments and Controls FRONT RADAR BLOCKED - SEE OWNER MANUAL This message can occur under the following conditions: For cleaning instructions, see Exterior Care on page 10-85. Heavy rain or snow is interfering with the radar object detection or camera performance. SERVICE ADAPTIVE CRUISE CONTROL - 2015 Buick LaCrosse | Owner Manual - Page 151
level before filling to the recommended level. If the oil is not low and this message remains on, take the vehicle to your dealer for service. See Engine Oil on page 10-11. Engine Oil Messages CHANGE ENGINE OIL SOON This message displays when the engine oil needs to be changed - 2015 Buick LaCrosse | Owner Manual - Page 152
corrected. Check the oil as soon as possible and have the vehicle serviced by your dealer. 5-39 Fuel System Messages FUEL LEVEL LOW This Anytime this message stays on, the vehicle should be taken to your dealer for service as soon as possible. TIGHTEN GAS CAP This message displays when the fuel - 2015 Buick LaCrosse | Owner Manual - Page 153
displays when the Adaptive Forward Lighting (AFL) system is disabled and needs service. See your dealer. See Adaptive Forward Lighting (AFL) on page 6-3 for more information. entire front and/or rear of the vehicle. For cleaning instructions, see Exterior Care on page 10-85. Heavy rain or snow is - 2015 Buick LaCrosse | Owner Manual - Page 154
Alert (LCA) systems off. 5-41 REAR CROSS TRAFFIC ALERT OFF This message displays when the Rear Cross Traffic Alert has been turned off. SERVICE PARKING ASSIST This message displays if there is a problem with the Parking Assist system. Do not use this system to help you park. See your dealer for - 2015 Buick LaCrosse | Owner Manual - Page 155
displays when the All-Wheel Drive (AWD) System has been turned off. See All-Wheel Drive on page 9-30. SERVICE TRACTION CONTROL This message displays when there is a problem with the Traction Control System (TCS). When this message is displayed, the system will not limit wheel spin. Adjust your - 2015 Buick LaCrosse | Owner Manual - Page 156
Pressure Monitor Operation on page 10-52. SERVICE VEHICLE SOON This message is displayed if there is a problem with the vehicle. Take the vehicle to your dealer for service. JUMP START DISABLED SEE OWNERS MANUAL This message displays if there is a problem with the on-board jump start system, or - 2015 Buick LaCrosse | Owner Manual - Page 157
the transmission to cool. This message clears when the fluid temperature reaches a safe level. Transmission Messages SERVICE TRANSMISSION This message displays if there is a problem with the transmission. See your dealer. Vehicle Speed Messages SPEED LIMIT EXCEEDED This message is displayed when - 2015 Buick LaCrosse | Owner Manual - Page 158
Mode on and off, see "Valet Mode" under "Setting Radio Preferences" in the infotainment manual. Radio To manage the radio features, see "Radio Setup" under "Setting Radio Preferences" in the infotainment manual. Vehicle Select and the following may be displayed: ... Each menu is detailed in the - 2015 Buick LaCrosse | Owner Manual - Page 159
5-46 Instruments and Controls Auto Rear Defog If equipped, this allows the Auto Rear Defog to be turned on or off. This feature will automatically turn on the rear window defogger when it is cold outside. Select Off or On. Collision/Detection Systems Select and the following may be displayed: ... - 2015 Buick LaCrosse | Owner Manual - Page 160
Instruments and Controls Go Notifier This feature will give a reminder that Adaptive Cruise Control provides when it has brought the vehicle to a complete stop behind another stopping vehicle, and then that vehicle drives on. Select Off or On. See Adaptive Cruise Control on page 9-39. Side Blind - 2015 Buick LaCrosse | Owner Manual - Page 161
5-48 Instruments and Controls Delayed Door Lock When on, this feature will delay the locking of the doors. To override the delay, press the power door lock switch on the door. Select Off or On. Remote Lock, Unlock, Start Select and the following may be displayed: ... Daytime Tail Lights This - 2015 Buick LaCrosse | Owner Manual - Page 162
Voice Mail Numbers Pair New Device Select to pair a new device. See "Pairing" in "Infotainment Controls" under "Bluetooth" in the infotainment manual. Device Management Select to connect to a different phone source, disconnect a phone, or delete a phone. Ringtones Press to change the ring tone - 2015 Buick LaCrosse | Owner Manual - Page 163
5-50 Display Instruments and Controls Rear Camera Select and the following may be displayed: . . Restore Vehicle Settings This allows selection of restoring vehicle settings. Select Cancel or Restore. Clear All Private Data This allows selection to clear all private information from the vehicle. - 2015 Buick LaCrosse | Owner Manual - Page 164
that does not have the stop and reverse feature. This includes any garage door opener model manufactured before April 1, 1982. Read these instructions completely before programming the Universal Remote system. It may help to have another person assist with the programming process. Keep the original - 2015 Buick LaCrosse | Owner Manual - Page 165
5-52 Instruments and Controls button is pressed, then programming is complete. There is no need to complete Steps 4-6. . hand-held transmitter was supplied by the manufacturer of the garage door opener receiver. 2. At the same time, press and hold both the hand-held transmitter button and one of - 2015 Buick LaCrosse | Owner Manual - Page 166
Instruments and Controls does not flash, press and hold the same button a second time for two seconds, then release it. Again, if the door does not move or the garage door lamp does not flash, press and hold the same button a third time for two seconds, then release it. The Universal Remote system - 2015 Buick LaCrosse | Owner Manual - Page 167
5-54 Instruments and Controls Reprogramming a Single Universal Remote System Button To reprogram any of the system buttons: 1. Press and hold any one of the buttons. Do not release the button. 2. The indicator light will begin to flash after 20 seconds. Without releasing the button, proceed with - 2015 Buick LaCrosse | Owner Manual - Page 168
Lighting 6-1 Lighting Exterior Lighting Exterior Lamp Controls ...6-1 Exterior Lamps Off Reminder ...6-2 Headlamp High/Low-Beam Changer ...6-2 Flash-to-Pass ...6-2 Daytime Running Lamps (DRL) ...6-2 Automatic Headlamp System ...6-3 Adaptive Forward Lighting (AFL) ...6-3 Hazard Warning Flashers - 2015 Buick LaCrosse | Owner Manual - Page 169
6-2 Lighting If equipped with High Intensity Discharge (HID) headlamps, the dedicated DRL will come on when all of the following conditions are met: . ; (Parking Lamps): Turns on the parking lamps, together with the sidemarker lamps, taillamps, license plate lamps, and instrument panel lights. - 2015 Buick LaCrosse | Owner Manual - Page 170
Lighting 6-3 Automatic Headlamp System When the exterior lamp control is set to AUTO and it is dark enough outside, the headlamps come on automatically. If the vehicle is started in a dark garage, the automatic headlamp system comes on immediately. If it is light outside when the vehicle leaves - 2015 Buick LaCrosse | Owner Manual - Page 171
6-4 Lighting Hazard Warning Flashers Turn and Lane-Change Signals The turn and lane-change signal can be turned off manually by moving the lever back to its original position. If after signaling a turn or lane change the arrow flashes rapidly or does not come on, a - 2015 Buick LaCrosse | Owner Manual - Page 172
Lighting To turn on the fog lamps, the ignition and the headlamps or parking lamps must be on. If the fog lamps are turned on while the exterior lamp control is in the AUTO position, the headlamps come on automatically. 6-5 Interior Lighting Instrument Panel Illumination Control Dome Lamps # ( - 2015 Buick LaCrosse | Owner Manual - Page 173
about 30 seconds the exterior lamps turn off, then the dome lamps and remaining interior lights dim to off. Entry lighting can be disabled manually by changing the ignition out of the OFF position, or by pressing the RKE transmitter Q button. This feature can be changed. See Vehicle Personalization - 2015 Buick LaCrosse | Owner Manual - Page 174
gauge or a voltage display on the Driver Information Center (DIC), you may see the voltage move up or down. This is normal. If there is a problem, an alert will be displayed. The battery can be discharged at idle if the electrical loads are very high. This is true for all vehicles - 2015 Buick LaCrosse | Owner Manual - Page 175
6-8 Lighting that the driver reduce the electrical loads as much as possible. See Battery Voltage and Charging Messages on page 5-35. Battery Power Protection The battery saver feature is designed to protect the vehicle's battery. If the exterior lamps or any interior light is left on and the - 2015 Buick LaCrosse | Owner Manual - Page 176
Infotainment System 7-1 Infotainment System Introduction Infotainment ...7-1 Introduction Infotainment See the infotainment manual for information on the radio, audio players, phone, navigation system, Rear Seat Entertainment (RSE), and voice or speech recognition. It also includes information on - 2015 Buick LaCrosse | Owner Manual - Page 177
7-2 Infotainment System 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 178
heating, cooling, and ventilation for the vehicle can be controlled with this system. Air Vents Air Vents ...8-6 Maintenance Air Intake ...8-6 Passenger Compartment Air Filter ...8-6 Service ...8-7 1. Driver and Passenger Temperature Controls 2. Heated and Ventilated Front Seats (If Equipped) - 2015 Buick LaCrosse | Owner Manual - Page 179
8-2 Climate Controls . 3. Fan Control 4. Air Delivery Mode Controls 5. Defrost 6. SYNC (Synchronized Temperature) 7. Power 8. A/C (Comfort and Eco Air Conditioning) 9. Recirculation 10. Rear Window Defogger 11. AUTO (Automatic Operation) Climate Control Influence on eAssist Operation and Fuel - 2015 Buick LaCrosse | Owner Manual - Page 180
the fan speed. The fan speed setting appears on the main display. Pressing either button cancels automatic fan control and the fan is controlled manually. Press AUTO to return to automatic operation. 0 MAX (Defrost): Clears the windshield of fog or frost more quickly. Air is directed to the - 2015 Buick LaCrosse | Owner Manual - Page 181
8-4 Climate Controls The indicator will be lit green in eco, amber in comfort, and turns off when there is no A/C function. If the fan is turned off the A/C will not run. The eco A/C setting balances fuel economy and air conditioning comfort. In warm weather conditions, auto stops may occur more - 2015 Buick LaCrosse | Owner Manual - Page 182
Climate Controls interior temperature is cold and the outside temperature is about 4°C (40°F) and below. The auto rear defogger turns off automatically after about 10 minutes, or after five minutes if the outside temperature is not as cold. For eAssist vehicles, auto rear defog will only run during - 2015 Buick LaCrosse | Owner Manual - Page 183
8-6 Climate Controls Operation Tips . Air Vents Use the louvers on the air vents to change the direction of the airflow. To open the vent, move the thumbwheel to t. To close the vent, move the thumbwheel to l. For vehicles with eAssist, there is a battery cooling air vent on the shelf behind the - 2015 Buick LaCrosse | Owner Manual - Page 184
or replaced by one from a salvage vehicle. It should only be replaced by a new evaporator to ensure proper and safe operation. During service, all refrigerants should be reclaimed with proper equipment. Venting refrigerants directly to the atmosphere is harmful to the environment and may also create - 2015 Buick LaCrosse | Owner Manual - Page 185
8-8 Climate Controls 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 186
...Lane Change Alert ...Lane Departure Warning (LDW) ...9-47 9-48 9-50 9-50 9-53 9-54 9-55 9-57 Automatic Transmission Automatic Transmission ...9-27 Manual Mode ...9-29 Drive Systems All-Wheel Drive ...9-30 Brakes Antilock Brake System (ABS) ...Parking Brake ...Brake Assist ...Hill Start Assist - 2015 Buick LaCrosse | Owner Manual - Page 187
9-2 Fuel Driving and Operating 9-58 9-59 9-60 9-60 9-60 9-61 9-62 Fuel ...California Fuel Requirements ...Fuels in Foreign Countries ...Fuel Additives ...E85 or FlexFuel ...Filling the Tank ...Filling a Portable Fuel Container ... Driving Information Distracted Driving Distraction comes in many - 2015 Buick LaCrosse | Owner Manual - Page 188
off the road too long or too often could cause a crash resulting in injury or death. Focus your attention on driving. Refer to the infotainment manual for more information on using that system, including pairing and using a cell phone . Allow enough following distance between you and the driver in - 2015 Buick LaCrosse | Owner Manual - Page 189
will be stiffer than normal at slow speeds. See your dealer for service. If the engine ever stops while the vehicle is being driven, brake steered but may require increased effort. See your dealer if there is a problem. Variable Effort Steering Some vehicles have a steering system that varies the - 2015 Buick LaCrosse | Owner Manual - Page 190
curve Wait until the vehicle is out of the curve before accelerating gently into the straightaway. There are some situations when steering around a problem may be more effective than braking. Holding both sides of the steering wheel allows you to turn 180 degrees without removing a hand. Antilock - 2015 Buick LaCrosse | Owner Manual - Page 191
9-6 Driving and Operating If the vehicle starts to slide, follow these suggestions: . 3. Turn the steering wheel to go straight down the roadway. Remember: Antilock brakes help avoid only the braking skid. Loss of Control Skidding There are three types of skids that correspond to the vehicle's - 2015 Buick LaCrosse | Owner Manual - Page 192
dangerous. This can cause overheating of the brakes and loss of steering. Always have the engine running and the vehicle in gear. Keep the vehicle serviced and in good shape. Check all fluid levels and brakes, tires, cooling system, and transmission. . - 2015 Buick LaCrosse | Owner Manual - Page 193
9-8 . Driving and Operating Drive with caution, whatever the condition. Accelerate gently so traction is not lost. Accelerating too quickly causes the wheels to spin and makes the surface under the tires slick, so there is even less traction. Traction Control should be turned on. See Traction - 2015 Buick LaCrosse | Owner Manual - Page 194
Driving and Operating Warning (Continued) cannot be seen or smelled. It can cause unconsciousness and even death. If the vehicle is stuck in the snow: . 9-9 Warning (Continued) vehicle and set the fan speed to the highest setting. See "Climate Control Systems." For more information about carbon - 2015 Buick LaCrosse | Owner Manual - Page 195
9-10 Driving and Operating Rocking the Vehicle to Get it Out Turn the steering wheel left and right to clear the area around the front wheels. Turn off any traction system. Shift back and forth between R (Reverse) and a low forward gear, spinning the wheels as little as possible. To prevent - 2015 Buick LaCrosse | Owner Manual - Page 196
Driving and Operating Tire and Loading Information Label pillar (B-pillar). The Tire and Loading Information label shows the number of occupant seating positions (1), and the maximum vehicle capacity weight (2) in kilograms and pounds. The Tire and Loading Information label also shows the tire size - 2015 Buick LaCrosse | Owner Manual - Page 197
capacity calculated in Step 4. 6. If your vehicle will be towing a trailer, load from your trailer will be transferred to your vehicle. Consult this manual to determine how this reduces the available cargo and luggage load capacity of your vehicle." See Trailer Towing (Except eAssist) on page 9-66 - 2015 Buick LaCrosse | Owner Manual - Page 198
Driving and Operating seating positions. The combined weight of the driver, passengers, and cargo should never exceed the vehicle's capacity weight. Certification Label 9-13 fuel, and cargo. Never exceed the GVWR for the vehicle, or the Gross Axle Weight Rating (GAWR) for either the front or rear - 2015 Buick LaCrosse | Owner Manual - Page 199
9-14 Driving and Operating Warning (Continued) . If you put things inside the vehicle - like suitcases, tools, packages, or anything else - they will go as fast as the vehicle goes. If you have to stop or turn quickly, or if there is a crash, they will keep going. Never stack heavier things, like - 2015 Buick LaCrosse | Owner Manual - Page 200
Driving and Operating Caution (Continued) breaking-in guideline every time you get new brake linings. Following break-in, engine speed and load can be gradually increased. 9-15 { Caution Using a tool to force the key to turn in the ignition could cause damage to the switch or break the key. Use - 2015 Buick LaCrosse | Owner Manual - Page 201
ventilation fan and 12-volt power outlet, as well as to display some warning and indicator lights. This position can also be used for service and diagnostics, and to verify the proper operation of the malfunction indicator lamp as may be required for emission inspection purposes. The transmission is - 2015 Buick LaCrosse | Owner Manual - Page 202
Driving and Operating Pressing the button cycles it through three modes, ACC/ACCESSORY, ON/RUN/START, and Stopping the Engine/OFF. The transmitter must be in the vehicle for the system to operate. If the pushbutton start is not working, the vehicle may be near a strong radio antenna signal causing - 2015 Buick LaCrosse | Owner Manual - Page 203
and holding the button for more than five seconds will place the vehicle in Service Only Mode. The instruments and audio systems will operate as they do in will not be able to be driven. The engine will not start in Service Only Mode. Push the button again to turn the vehicle off. ACC/ACCESSORY - 2015 Buick LaCrosse | Owner Manual - Page 204
Driving and Operating 9-19 { Caution If the steering wheel is turned until it reaches the end of its travel, and is held in that position while starting the vehicle, damage may occur to the hydraulic power steering system and there may be loss of power steering assist. Starting Procedure (Key - 2015 Buick LaCrosse | Owner Manual - Page 205
9-20 Driving and Operating to the floor and holding it there as you press the ENGINE START/STOP button, for up to a maximum of 15 seconds. Wait at least 15 seconds between each try, to allow the cranking motor to cool down. When the engine starts, let go of the button, and the accelerator. If the - 2015 Buick LaCrosse | Owner Manual - Page 206
while maintaining interior comfort. To maximize fuel economy, use the eco air conditioning mode. The shift lever is in P (Park), N (Neutral), R (Reverse), or M (Manual Mode). The high voltage battery pack charge is low. The hood is not fully closed. Brake pedal pressure is low. If the malfunction - 2015 Buick LaCrosse | Owner Manual - Page 207
9-22 . Driving and Operating Auto stop time is greater than two minutes. The hood is opened. . Engine Heater The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug in the coolant - 2015 Buick LaCrosse | Owner Manual - Page 208
Driving and Operating 9-23 { Warning Improper use of the heater cord or an extension cord can damage the cord and may result in overheating and fire. . Warning (Continued) overheat and cause a fire, property damage, electric shock, and injury. . 4. Before starting the engine, be sure to unplug - 2015 Buick LaCrosse | Owner Manual - Page 209
9-24 Driving and Operating Warning (Continued) It is dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. Do not leave the vehicle when the engine is running. If you have left the engine running, the vehicle can - 2015 Buick LaCrosse | Owner Manual - Page 210
lever into the desired gear. 9-25 If you still cannot move the shift lever from P (Park), consult your dealer or a professional towing service. Shifting out of Park Automatic Transmission Shift Lock The vehicle has an automatic transmission shift lock control system. The shift lock control system - 2015 Buick LaCrosse | Owner Manual - Page 211
9-26 Driving and Operating Warning (Continued) . Engine Exhaust { Warning Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: . Running the Vehicle While Parked It is better not - 2015 Buick LaCrosse | Owner Manual - Page 212
Driving and Operating 9-27 Automatic Transmission { Warning It is dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. Do not leave the vehicle when the engine is running. If you have left the engine running, the - 2015 Buick LaCrosse | Owner Manual - Page 213
. { Caution If the vehicle accelerates slowly, or does not shift gears, the transmission could be damaged. Have the vehicle serviced right away. M (Manual Mode) or M/S (Manual Mode/Sport Mode): This position allows the driver to select the gears appropriate for current driving conditions, and to - 2015 Buick LaCrosse | Owner Manual - Page 214
lever to upshift, or the − (Minus) end to downshift. Without Selective Ride Control 1. Move the shift lever from D (Drive) to M (Manual Mode). The transmission will enter Manual Mode. The DIC gear indicator will change to an M followed by a number representing the gear the vehicle is currently in - 2015 Buick LaCrosse | Owner Manual - Page 215
nor to the next higher gear when the maximum engine rpm is reached. While in Manual Mode, the transmission will automatically downshift when the vehicle comes to a stop. This . This is normal. If there is a problem with ABS, this warning light stays on. See Antilock Brake System (ABS) Warning Light on page - 2015 Buick LaCrosse | Owner Manual - Page 216
running. The system has a red parking brake status light and an amber parking brake warning light. See Electric Parking Brake Light on page 5-20 and Service Electric Parking Brake Light on page 5-20. There are also - 2015 Buick LaCrosse | Owner Manual - Page 217
9-32 Driving and Operating flashing, have the vehicle serviced. Do not drive the vehicle if the red red parking brake status light flashes continuously, then the EPB is only partially applied or there is a problem with the EPB. A DIC message will display. Release the EPB and try to apply it again. - 2015 Buick LaCrosse | Owner Manual - Page 218
Driving and Operating Caution (Continued) damage to brake system parts. Make sure that the parking brake is fully released and the brake warning light is off before driving. 9-33 Brake Assist The Brake Assist feature is designed to assist the driver in stopping or decreasing vehicle speed in - 2015 Buick LaCrosse | Owner Manual - Page 219
. The systems may be heard or felt while they are operating or while performing diagnostic checks. This is normal and does not mean there is a problem with the vehicle. It is recommended to leave both systems on for normal driving conditions, but it may be necessary to turn TCS off if - 2015 Buick LaCrosse | Owner Manual - Page 220
and wait 15 seconds. 3. Start the engine. Drive the vehicle. If d comes on and stays on, the vehicle may need more time to diagnose the problem. If the condition persists, see your dealer. Turning the Systems Off and On To turn off only TCS, press and release the g button. The traction - 2015 Buick LaCrosse | Owner Manual - Page 221
allows the drive wheel with the most traction to move the vehicle. . To switch from TOUR to SPORT mode, move the shift lever to the M/S (Manual/Sport) position. - 2015 Buick LaCrosse | Owner Manual - Page 222
Driving and Operating 9-37 Cruise Control With cruise control the vehicle can maintain a speed of about 40 km/h (25 mph) or more without keeping your foot on the accelerator. Cruise control does not work at speeds below 40 km/h (25 mph). { Warning Cruise control can be dangerous where you cannot - 2015 Buick LaCrosse | Owner Manual - Page 223
9-38 Driving and Operating The cruise control indicator on the instrument cluster turns green after the cruise control has been set to the desired speed. See Instrument Cluster on page 5-8. Resuming a Set Speed If the cruise control is set at a desired speed and then the brakes are applied or * is - 2015 Buick LaCrosse | Owner Manual - Page 224
Driving and Operating The speedometer reading can be displayed in either English or metric units. See Instrument Cluster on page 5-8. The increment value used depends on the units displayed. Passing Another Vehicle While Using Cruise Control Use the accelerator pedal to increase the vehicle speed. - 2015 Buick LaCrosse | Owner Manual - Page 225
9-40 Driving and Operating { Warning ACC has limited braking ability and may not have time to slow the vehicle down enough to avoid a collision with another vehicle you are following. This can occur when vehicles suddenly slow or stop ahead, or enter your lane. Also see "Alerting the Driver" in - 2015 Buick LaCrosse | Owner Manual - Page 226
Driving and Operating SET- (Set/Coast): Press the control down briefly to set the speed and activate cruise control. If cruise control is already active, use to decrease vehicle speed. To set ACC: 1. Press 9-41 ]. 2. Get up to the desired speed. 3. Press and release the SET- control on the - 2015 Buick LaCrosse | Owner Manual - Page 227
9-42 Driving and Operating Reducing Speed While ACC is at a Set Speed If ACC is already activated, do one of the following: . When the accelerator pedal is pressed, ACC will not brake because it is overridden. A warning message will appear on the Driver Information Center (DIC) and Head-Up Display - 2015 Buick LaCrosse | Owner Manual - Page 228
. When braking is active, the brake lights will come on. The automatic braking may feel or sound different than if the brakes were applied manually. This is normal. Stationary or Very Slow-Moving Objects { Warning The vehicle ahead symbol is in the instrument cluster and HUD display. The vehicle - 2015 Buick LaCrosse | Owner Manual - Page 229
vehicle will no longer be held at a stop. The vehicle can move. When ACC is holding the vehicle at a stop, always be prepared to manually apply the brakes. The sensors are blocked. The traction control system (TCS) or electronic stability control system has activated or been disabled. No traffic or - 2015 Buick LaCrosse | Owner Manual - Page 230
Driving and Operating 9-45 { Warning Leaving the vehicle without placing it in P (Park) can be dangerous. Do not leave the vehicle while it is being held at a stop by ACC. Always place the vehicle in P (Park) and turn off the ignition before leaving the vehicle. ACC Override If using the - 2015 Buick LaCrosse | Owner Manual - Page 231
ahead until it is completely in the lane. The brakes may need to be manually applied. ACC may detect a vehicle that is not in your lane and apply or exiting a curve. This is normal operation. The vehicle does not need service. Do not use ACC when driving on steep hills or when towing a trailer - 2015 Buick LaCrosse | Owner Manual - Page 232
of the vehicle can become blocked by snow, ice, dirt, or mud. This area needs to be cleaned for ACC to operate properly. For cleaning instructions, see "Washing the Vehicle" under Exterior Care on page 10-85. System operation may also be limited under snow, heavy rain, or road spray conditions - 2015 Buick LaCrosse | Owner Manual - Page 233
, after a short delay. To return to this previous screen sooner, press one of the radio buttons. If the message Service Rear Camera System is displayed, the vehicle may need service. Audible or Safety Alert Seat Some driver assistance features alert the driver of obstacles by beeping. To change the - 2015 Buick LaCrosse | Owner Manual - Page 234
Driving and Operating On vehicles with the Rear Cross Traffic Alert (RCTA), a triangle with an arrow may also display on the RVC screen to warn of traffic coming from either direction when backing. This system detects objects coming from up to 20 m (66 ft) from the left or right side behind the - 2015 Buick LaCrosse | Owner Manual - Page 235
9-50 Driving and Operating Turning the Features On or Off 3. Press Rear Park Assist Symbols or Guidance Lines, and then select OFF or ON. Assistance Systems for Driving The vehicle may have instrument cluster parking assist display with bars that show "distance to object" and object location - 2015 Buick LaCrosse | Owner Manual - Page 236
Driving and Operating FCA detects vehicles within a distance of approximately 60 m (197 ft) and operates at speeds above 40 km/h (25 mph). If the vehicle has Adaptive Cruise Control (ACC), it can detect vehicles to distances of approximately 110 m (360 ft). See Adaptive Cruise Control on page 9-39. - 2015 Buick LaCrosse | Owner Manual - Page 237
for turning vehicles, vehicles in other lanes, objects that are not vehicles, or shadows. These alerts are normal operation and the vehicle does not need service. Cleaning the System If the FCA system does not seem to operate properly, cleaning the outside of the windshield in front of the camera - 2015 Buick LaCrosse | Owner Manual - Page 238
Driving and Operating 9-53 Active Emergency Braking System If the vehicle has Adaptive Cruise Control (ACC) it also has the Active Emergency Braking System, which includes Intelligent Brake Assist (IBA) and the Automatic Collision Preparation (ACP) System. These systems can provide a boost to - 2015 Buick LaCrosse | Owner Manual - Page 239
9-54 Driving and Operating Warning (Continued) Automatic Braking may slow the vehicle to a complete stop to try to avoid a potential crash. The vehicle will only hold at a stop briefly. A firm press of the accelerator pedal will also release Automatic Braking. { Warning Using the Automatic - 2015 Buick LaCrosse | Owner Manual - Page 240
Driving and Operating the Lane Change Alert system, read the entire Lane Change Alert section before using this feature. 9-55 Warning (Continued) changing lanes may result in injury, death, or vehicle damage. Before making a lane change, always check mirrors, glance over your shoulder, and use the - 2015 Buick LaCrosse | Owner Manual - Page 241
conditions or when driving on sharp curves. The system does not need to be serviced. The system may light up due to guardrails, signs, trees, shrubs, and mud, dirt, snow, ice, or slush, or in heavy rainstorms. For cleaning instructions, see "Washing the Vehicle" under Exterior Care on page 10-85. If - 2015 Buick LaCrosse | Owner Manual - Page 242
not light up when vehicles are in the side blind zone or rapidly approaching this zone and the system is clean, the system may need service. Take the vehicle to your dealer. When LCA is disabled for any reason other than the driver turning it off, the Side Blind Zone Alert - 2015 Buick LaCrosse | Owner Manual - Page 243
marks, shadows, cracks in the road, temporary or construction lane markings, or other road imperfections. This is normal system operation; the vehicle does not need service. Turn LDW off if these conditions continue. - 2015 Buick LaCrosse | Owner Manual - Page 244
15% ethanol must be used only in FlexFuel vehicles. 9-59 malfunction indicator lamp may turn on. If this occurs, see your dealer for service. California Fuel Requirements If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California - 2015 Buick LaCrosse | Owner Manual - Page 245
9-60 Driving and Operating gasoline additive recommended by General Motors. It is available at your dealer. Do not use additives with E85 or FlexFuel. the fuel if the ethanol content is greater than 85%. Fuel mixtures that do not meet ASTM or CGSB specifications can affect driveability and could - 2015 Buick LaCrosse | Owner Manual - Page 246
vapors and fuel fires burn violently and can cause injury or death. . . To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island. Turn off the engine when refueling. (Continued) The fuel cap is behind a hinged fuel door on the passenger side of - 2015 Buick LaCrosse | Owner Manual - Page 247
9-62 Driving and Operating Caution (Continued) emissions system. See Malfunction Indicator Lamp on page 5-16. . Do not top off or overfill the tank and wait a few seconds before removing the nozzle. Clean fuel from painted surfaces as soon as possible. See Exterior Care on page 10-85. Warning ( - 2015 Buick LaCrosse | Owner Manual - Page 248
Driving and Operating 9-63 Trailer Towing General Towing Information Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the vehicle for towing a trailer. Read the entire section before towing a trailer. For - 2015 Buick LaCrosse | Owner Manual - Page 249
to the left. To move the trailer to the right, move your hand to the right. Always back up slowly and, if possible, have someone guide you. Making Turns Following Distance Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This - 2015 Buick LaCrosse | Owner Manual - Page 250
is clear of the chocks. 7. Stop and have someone pick up and store the chocks. Maintenance when Trailer Towing The vehicle needs service more often when pulling a trailer. See Maintenance Schedule on page 11-2. Things that are especially important in trailer operation are automatic transmission - 2015 Buick LaCrosse | Owner Manual - Page 251
9-66 Driving and Operating how much the vehicle is used to pull a trailer are all important. It can depend on any special equipment on the vehicle, and the amount of tongue weight the vehicle can carry. See "Weight of the Trailer Tongue" later in this section. Maximum trailer weight is calculated - 2015 Buick LaCrosse | Owner Manual - Page 252
into the vehicle. See Engine Exhaust on page 9-26. Trailer Brakes Does the trailer have its own brakes? Be sure to read and follow the instructions for the trailer brakes so they are installed, adjusted, and maintained properly. Because the vehicle has antilock brakes, do not tap into the vehicle - 2015 Buick LaCrosse | Owner Manual - Page 253
-volt battery, even if the vehicle is not operating. The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle on page 3-31 and Adding Equipment to the Airbag-Equipped Vehicle on page 3-31. - 2015 Buick LaCrosse | Owner Manual - Page 254
Proposition 65 Warning ...California Perchlorate Materials Requirements ...Accessories and Modifications ...10-2 10-3 10-3 10-3 Vehicle Checks Doing Your Own Service Work ...10-4 Hood ...10-5 Engine Compartment Overview ...10-6 Engine Oil ...10-11 Engine Oil Life System ...10-13 Automatic - 2015 Buick LaCrosse | Owner Manual - Page 255
a Tire Goes Flat ...10-63 Tire Sealant and Compressor Kit ...10-65 General Information For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: Jump Starting Jump Starting (On-board with - 2015 Buick LaCrosse | Owner Manual - Page 256
Vehicle Care 10-3 California Proposition 65 Warning Most motor vehicles, including this one, contain and/or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Engine exhaust, many parts and systems, many fluids, and some component wear by- - 2015 Buick LaCrosse | Owner Manual - Page 257
if you do not have the proper knowledge, service manual, tools, or parts. Always follow owner manual procedures and consult the service manual for your vehicle before doing any service work. If doing some of your own service work, use the proper service manual. It tells you much more about how to - 2015 Buick LaCrosse | Owner Manual - Page 258
Vehicle Care 10-5 Hood To open the hood: To close the hood: 1. Before closing the hood, be sure all the filler caps are on properly. 2. Lower the hood 30 cm (12 in) above the vehicle and release it so it fully latches. Check to make sure the hood is closed and repeat the process if necessary. 1. - 2015 Buick LaCrosse | Owner Manual - Page 259
10-6 Vehicle Care Engine Compartment Overview 2.4L L4 Engine - 2015 Buick LaCrosse | Owner Manual - Page 260
Vehicle Care 1. Engine Air Cleaner/Filter on page 10-15. 2. Engine Cover. 3. Engine Cooling Fans (Out of View). See Cooling System on page 10-17. 4. Engine Oil Fill Cap. See Engine Oil on page 10-11. 5. Engine Oil Dipstick (Out of View). See Engine Oil on page 10-11. 6. High Voltage Cable (Orange - 2015 Buick LaCrosse | Owner Manual - Page 261
10-8 Vehicle Care 3.6L V6 Engine AWD - 2015 Buick LaCrosse | Owner Manual - Page 262
Vehicle Care 1. Engine Air Cleaner/Filter on page 10-15. 2. Power Steering Reservoir and Cap. See Power Steering Fluid (2.4L L4 Engine and 3.6L V6 Engine with FWD) on page 10-23 or Power Steering Fluid (3.6L V6 Engine with AWD) on page 10-23. 3. Engine Oil Fill Cap. See Engine Oil on page 10-11. 4. - 2015 Buick LaCrosse | Owner Manual - Page 263
10-10 Vehicle Care 3.6L V6 Engine FWD - 2015 Buick LaCrosse | Owner Manual - Page 264
Vehicle Care 1. Engine Air Cleaner/Filter on page 10-15. 2. Engine Oil Fill Cap. See Engine Oil on page 10-11. 3. Engine Oil Dipstick. See Engine Oil on page 10-11. 4. Engine Cover. 5. Transmission Fluid Cap and Dipstick. See Automatic Transmission Fluid on page 10-15. 6. Brake Master Cylinder - 2015 Buick LaCrosse | Owner Manual - Page 265
the proper operating range, the engine could be damaged. You should drain out the excess oil or limit driving of the vehicle and seek a service professional to remove the excess amount of oil. Selecting the Right Engine Oil Selecting the right engine oil depends on both the proper oil specification - 2015 Buick LaCrosse | Owner Manual - Page 266
Failure to use the recommended engine oil can result in engine damage not covered by the vehicle warranty. Check with your dealer or service provider on whether the oil is approved to the dexos1 specification. Viscosity Grade Use SAE 5W-30 viscosity grade engine oil. Cold Temperature Operation - 2015 Buick LaCrosse | Owner Manual - Page 267
. The engine oil and filter must be changed at least once a year and at this time the system must be reset. Your dealer has trained service people who will perform this work and reset the system. It is also important to check the oil regularly over the course of an oil - 2015 Buick LaCrosse | Owner Manual - Page 268
department. Contact your dealer for additional information or the procedure can be found in the service manual. To purchase a service manual, see Service Publications Ordering Information on page 13-11. Change the fluid at the intervals listed in Maintenance Schedule on page 11-2, and be sure - 2015 Buick LaCrosse | Owner Manual - Page 269
10-16 Vehicle Care 4. Remove the screws (3) on top of the engine air cleaner/filter housing. 5. Lift the filter cover housing away from the engine air cleaner/filter housing. 6. Pull out the filter. 7. Inspect or replace the engine air cleaner/filter. 3.6L V6 Engine AWD 1. Electrical Connector 2. - 2015 Buick LaCrosse | Owner Manual - Page 270
Vehicle Care 1. 2. 3. 4. Electrical Connector Air Duct Clamp Screws Secondary Air Hose 10-17 8. Inspect or replace the engine air cleaner/filter. 9. Reverse Steps 2-5 to reinstall the filter cover housing. Cooling System The cooling system allows the engine to maintain the correct working - 2015 Buick LaCrosse | Owner Manual - Page 271
10-18 Vehicle Care { Warning Heater and radiator hoses, and other engine parts, can be very hot. Do not touch them. If you do, you can be burned. Do not run the engine if there is a leak. If you run the engine, it could lose all coolant. That could cause an engine fire, and you could be burned. - 2015 Buick LaCrosse | Owner Manual - Page 272
Schedule on page 11-2. The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating on page 10-21. . . . { Caution If improper coolant mixture, inhibitors, or additives are used in the vehicle - 2015 Buick LaCrosse | Owner Manual - Page 273
it in the trash, pouring it on the ground, or into sewers, streams, or bodies of water. Have the coolant changed by an authorized service center, familiar with legal requirements regarding used coolant disposal. This will help protect the environment and your health. { Caution This vehicle has - 2015 Buick LaCrosse | Owner Manual - Page 274
Vehicle Care 10-21 reaches the mark pointed to on the front of the coolant surge tank. 5. Replace the cap tightly. The coolant surge tank pressure cap can be removed when the cooling system, including the surge tank pressure cap and upper radiator hose, is no longer hot. 1. Turn the pressure cap - 2015 Buick LaCrosse | Owner Manual - Page 275
is made not to lift the hood when this warning appears, get service help right away. See Roadside Assistance Program on page 13-5. If the engine overheat warning is displayed but no steam can be seen or heard, the problem might not be too serious. Sometimes the engine can get a little too hot - 2015 Buick LaCrosse | Owner Manual - Page 276
regularly check power steering fluid unless a leak is suspected in the system or an unusual noise is heard. A fluid loss in this system could indicate a problem. Have the system inspected and repaired. - 2015 Buick LaCrosse | Owner Manual - Page 277
be between MIN and MAX on the dipstick. Washer Fluid What to Use When windshield washer fluid is needed, be sure to read the manufacturer's instructions before use. If operating the vehicle in an area where the temperature may fall below freezing, use a fluid that has sufficient protection against - 2015 Buick LaCrosse | Owner Manual - Page 278
washer system. When using concentrated washer fluid, follow the manufacturer instructions for adding water. Fill the washer fluid tank only three- a crash. When the brake wear warning sound is heard, have the vehicle serviced. . Brake Pedal Travel See your dealer if the brake pedal does not - 2015 Buick LaCrosse | Owner Manual - Page 279
10-26 Vehicle Care There are only two reasons why the brake fluid level in the reservoir might go down: . Replacing Brake System Parts Always replace brake system parts with new, approved replacement parts. If this is not done, the brakes may not work properly. The braking performance expected can - 2015 Buick LaCrosse | Owner Manual - Page 280
with the proper knowledge and tools should inspect, test, or replace the high voltage battery. See your dealer if the high voltage battery needs service. The The eAssist system high voltage battery is cooled with air drawn from the vehicle interior. The cold air intake for the battery is behind - 2015 Buick LaCrosse | Owner Manual - Page 281
engine in each gear. The vehicle should start only in P (Park) or N (Neutral). If the vehicle starts in any other position, contact your dealer for service. Vehicle Storage { Warning Batteries have acid that can burn you and gas that can explode. You can be badly hurt if you are not careful - 2015 Buick LaCrosse | Owner Manual - Page 282
. If the shift lever moves out of P (Park), contact your dealer for service. Park Brake and P (Park) Mechanism Check { Warning When you are doing this key should come out only in LOCK/OFF. . Contact your dealer if service is required. To check the parking brake's holding ability: With the engine - 2015 Buick LaCrosse | Owner Manual - Page 283
ability: With the engine running, shift to P (Park). Then release the parking brake followed by the regular brake. Contact your dealer if service is required. Wiper Blade Replacement Windshield wiper blades should be inspected for wear and cracking. See Maintenance Schedule on page 11-2 for more - 2015 Buick LaCrosse | Owner Manual - Page 284
If you try to service any of the system components, you could be seriously injured. Have your dealer or a qualified technician service them. After an others could be injured. Be sure to read and follow the instructions on the bulb package. LED Lighting This vehicle has several LED lamps. For - 2015 Buick LaCrosse | Owner Manual - Page 285
10-32 Vehicle Care To replace one of these bulbs: 1. Open the hood. See Hood on page 10-5. 2. If replacing a headlamp bulb, remove the dust cover from the back of the headlamp housing by turning counterclockwise one-quarter turn. 3. If replacing a turn signal lamp bulb on a non-eAssist vehicle, - 2015 Buick LaCrosse | Owner Manual - Page 286
Vehicle Care 3. Pull the bulb straight out from the socket. 4. Reverse Steps 1-3 to install. To replace one of these lamps: 1. Open the trunk. See Trunk on page 2-13. 2. Remove the fasteners and pull back the trunk trim. 3. Remove the four plastic wing nuts holding the taillamp assembly in place. 4. - 2015 Buick LaCrosse | Owner Manual - Page 287
Wiring { Warning Exposure to high voltage can cause shock, burns, and even death. The high voltage components in the vehicle can only be serviced by technicians with special training. High voltage components are identified by labels. Do not remove, open, take apart, or modify these components. High - 2015 Buick LaCrosse | Owner Manual - Page 288
in the vehicle are protected from short circuits by a combination of fuses and circuit breakers. This greatly reduces the chance of damage caused by electrical problems. To check a fuse, look at the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be sure to - 2015 Buick LaCrosse | Owner Manual - Page 289
10-36 Vehicle Care Engine Compartment Fuse Block To remove the fuse block cover, squeeze the three retaining clips on the cover and lift it straight up. { Caution Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component. The - 2015 Buick LaCrosse | Owner Manual - Page 290
Vehicle Care J-Case Fuses 25 26 27 28 41 42 43 44 Usage Rear Heated Seats Antilock Brake System Pump Electric Parking Brake Rear Window Defogger Brake Vacuum Pump Cooling Fan K2 Not Used Transmission Auxiliary Oil Pump (eAssist) Cooling Fan K1 AIR Pump 9 8 2 3 5 7 Mini Fuses 1 Usage Transmission - 2015 Buick LaCrosse | Owner Manual - Page 291
10-38 Vehicle Care Usage Cabin Heater Coolant Pump (eAssist)/Secondary Air Injector/ Secondary Air Injector with Pressure Sensor Motor Generator Unit Coolant Pump (eAssist) Run/Crank for eAssist Power Inverter Module Not Used Sunshade Module, Vehicle Air Purification System, Ventilated Seats Heated - 2015 Buick LaCrosse | Owner Manual - Page 292
Vehicle Care Mini Fuses 52 53 Usage Cluster Run/Crank Run/Crank for Inside Rearview Mirror, Rear Vision Camera, Air Quality Sensor, Aero Shutter Motor Run/Crank for: Heating, Ventilation and Air Conditioning, Headlamp Switch Outside Rearview Mirror, Universal Remote System, Front Window Switches - 2015 Buick LaCrosse | Owner Manual - Page 293
10-40 Vehicle Care The vehicle may not be equipped with all of the fuses, relays, and features shown. Fuses Usage 1 2 3 4 Pull the door toward you to release it from the hinge. APO 3 Body Control Module 7 Steering Wheel Controls Backlight Radio/Human Machine Interface/ Rear Auxiliary Audio Jack/ - 2015 Buick LaCrosse | Owner Manual - Page 294
Vehicle Care Fuses 9 10 Usage Body Control Module 4 Body Control Module 8 (J-Case Fuse) Front Heater Ventilation Air Conditioning/Blower (J-Case Fuse) Passenger Seat (Circuit Breaker) Driver Seat (Circuit Breaker) Diagnostic Link Connector Airbag/Automatic Occupant Sensing Trunk Heater Ventilation - 2015 Buick LaCrosse | Owner Manual - Page 295
Tires Every new GM vehicle has high-quality tires made by a leading tire manufacturer. See the warranty manual for information regarding the tire warranty and where to get service. For additional information refer to the tire manufacturer. Warning (Continued) Worn or old tires can cause a crash - 2015 Buick LaCrosse | Owner Manual - Page 296
Vehicle Care See Tire Pressure for High-Speed Operation on page 10-51 for inflation pressure adjustment for high-speed driving. traction or performance as winter tires on snow or ice-covered roads. See Winter Tires on page 10-43. . 10-43 Use only radial ply tires of the same size, load range, and - 2015 Buick LaCrosse | Owner Manual - Page 297
10-44 Vehicle Care and service description. See the "Tire Size" illustration later in this section. (2) TPC Spec (Tire Performance Criteria Specification): Original equipment tires designed to GM's specific tire performance - 2015 Buick LaCrosse | Owner Manual - Page 298
Uniform Tire Quality Grading on page 10-60. (7) Maximum Cold Inflation Load Limit: Maximum load that can be carried and the maximum pressure needed to support that load. 10-45 (2) Temporary Use Only: The compact spare tire or temporary use tire should not be driven at speeds over 80 km/h (50 - 2015 Buick LaCrosse | Owner Manual - Page 299
Maximum load that can be carried and the maximum pressure needed to support that load. (5) Tire Inflation: The temporary use tire or compact and numbers define a tire's width, height, aspect ratio, construction type, and service description. The letter T as the first character in the tire size means - 2015 Buick LaCrosse | Owner Manual - Page 300
Vehicle Care (5) Rim Diameter : Diameter of the wheel in inches. (6) Service Description: These characters represent the load index and speed rating of the tire. The load index represents the load carrying capacity a tire is certified to - 2015 Buick LaCrosse | Owner Manual - Page 301
10-48 Vehicle Care Maximum Inflation Pressure: The maximum air pressure to which a cold tire can be inflated. The maximum air pressure is molded onto the sidewall. Maximum Load Rating: The load rating for a tire at the maximum permissible inflation pressure for that tire. Maximum Loaded Vehicle - 2015 Buick LaCrosse | Owner Manual - Page 302
: A pneumatic tire in which the ply cords that extend to the beads are laid at 90 degrees to the centerline of the tread. Rim: A metal support for a tire and upon which the tire beads are seated. Sidewall: The portion of a tire between the tread and the bead. Speed Rating: An alphanumeric - 2015 Buick LaCrosse | Owner Manual - Page 303
on the vehicle indicates the original equipment tires and the correct cold tire inflation pressures. The recommended pressure is the minimum air pressure needed to support the vehicle's maximum load carrying capacity. See Vehicle Load Limits on page 9-10. - 2015 Buick LaCrosse | Owner Manual - Page 304
Vehicle Care Remove the valve cap from the tire valve stem. Press the tire gauge firmly onto the valve to get a pressure measurement. If the cold tire inflation pressure matches the recommended pressure on the Tire and Loading Information label, no further adjustment is necessary. If the inflation - 2015 Buick LaCrosse | Owner Manual - Page 305
10-52 Vehicle Care significantly under-inflated tire causes the tire to overheat and can lead to tire failure. Under-inflation also reduces fuel efficiency and tire tread life, and may affect the vehicle's handling and stopping ability. Please note that the TPMS is not a substitute for proper tire - 2015 Buick LaCrosse | Owner Manual - Page 306
Vehicle Care condition exists. TPMS sensors are mounted onto each tire and wheel assembly, excluding the spare tire and wheel assembly. The TPMS sensors monitor the air pressure in the tires and transmits the tire pressure readings to a receiver located in the vehicle. tire pressure warning light - 2015 Buick LaCrosse | Owner Manual - Page 307
ignition cycle until the problem is corrected. Some of the conditions that can cause these to come on are: . for service if the TPMS malfunction tire, passenger side rear tire, and driver side rear. See your dealer for service or to purchase a relearn tool. A TPMS relearn tool can also be - 2015 Buick LaCrosse | Owner Manual - Page 308
Vehicle Care Activation Tool at www.gmtoolsandequipment.com or call 1-800-GM TOOLS (1-800-468-6657). There are two minutes to match the first tire/wheel position, and five minutes overall to match all four tire/wheel positions. If it takes longer, the matching process stops and must be restarted. - 2015 Buick LaCrosse | Owner Manual - Page 309
10-56 Vehicle Care . Tire Inspection We recommend that the tires, including the spare tire, if the vehicle has one, be inspected for signs of wear or damage at least once a month. Replace the tire if: . The tire has a puncture, cut, or other damage that cannot be repaired well because of the size - 2015 Buick LaCrosse | Owner Manual - Page 310
Vehicle Care Do not include the compact spare tire in the tire rotation. Adjust the front and rear tires to the recommended inflation pressure on the Tire and Loading Information label after the tires have been rotated. See Tire Pressure on page 10-50 and Vehicle Load Limits on page 9-10. Reset the - 2015 Buick LaCrosse | Owner Manual - Page 311
10-58 Vehicle Care slow aging. This area should be free of grease, gasoline, or other substances that can deteriorate rubber. Parking for an extended period can cause flat spots on the tires that may result in vibrations while driving. When storing a vehicle for at least a month, remove the tires - 2015 Buick LaCrosse | Owner Manual - Page 312
in a crash or other vehicle damage. Use the correct size, brand, and type of tires on all wheels. { Warning Tires could explode during improper service. Attempting to mount or dismount a tire could cause injury or death. (Continued) { Warning Using bias-ply tires on the vehicle may cause the wheel - 2015 Buick LaCrosse | Owner Manual - Page 313
10-60 Vehicle Care The Tire and Loading Information label indicates the original equipment tires on the vehicle. See Vehicle Load Limits on page 9-10. { Warning If different sized wheels are used, there may not be an acceptable level of performance and safety if tires not recommended for those - 2015 Buick LaCrosse | Owner Manual - Page 314
200 Traction AA Temperature A 10-61 their use, however, and may depart significantly from the norm due to variations in driving habits, service practices and differences in road characteristics and climate. Traction The traction grades, from highest to lowest, are AA, A, B, and C. Those grades - 2015 Buick LaCrosse | Owner Manual - Page 315
, the tires and wheels may need to be rebalanced. See your dealer for proper diagnosis. { Caution The wrong wheel can also cause problems with bearing life, brake cooling, speedometer or odometer calibration, headlamp aim, bumper height, vehicle ground clearance, and tire or tire chain clearance - 2015 Buick LaCrosse | Owner Manual - Page 316
type of traction device only if its manufacturer recommends it for the vehicle's tire size combination and road conditions. Follow that manufacturer's instructions. To avoid vehicle damage, drive slow and readjust or remove the traction device if it contacts the vehicle. Do not spin the wheels - 2015 Buick LaCrosse | Owner Manual - Page 317
while severely underinflated or flat. Have your dealer or an authorized tire service center repair or replace the flat tire as soon as possible. the parking brake firmly. 2. Put an automatic transmission in P (Park) or a manual transmission in 1 (First) or R (Reverse). 3. Turn off the engine and do - 2015 Buick LaCrosse | Owner Manual - Page 318
To use the jacking equipment to change a spare tire safely, follow the instructions below. Then see Tire Changing on page 10-72. To use the tire When the vehicle has a flat tire (2), use the following example as a guide to assist you in the placement of wheel blocks (1), if equipped. The following - 2015 Buick LaCrosse | Owner Manual - Page 319
effective. See Roadside Assistance Program on page 13-5. Read and follow all of the tire sealant and compressor kit instructions. Tire Sealant Read and follow the safe handling instructions on the label adhered to the compressor. Check the tire sealant expiration date on the sealant canister. The - 2015 Buick LaCrosse | Owner Manual - Page 320
Vehicle Care Using the Tire Sealant and Compressor Kit to Temporarily Seal and Inflate a Punctured Tire Follow the directions closely for correct sealant usage. If a tire goes flat, avoid further tire and wheel damage by driving slowly to a level place. Turn on the hazard warning flashers. See - 2015 Buick LaCrosse | Owner Manual - Page 321
10-68 Vehicle Care reading. The compressor may be turned on/off until the correct pressure is reached. 11. Press the on/off button (1) to turn the tire sealant and compressor kit off. The tire is not sealed and will continue to leak air until the vehicle is driven and the sealant is distributed in - 2015 Buick LaCrosse | Owner Manual - Page 322
Vehicle Care 19. Stop at a safe location and check the tire pressure. Refer to Steps 1-11 under "Using the Tire Sealant and Compressor Kit without Sealant to Inflate a Tire (Not Punctured)." 16. If the flat tire was able to inflate to the recommended inflation pressure, remove the maximum speed - 2015 Buick LaCrosse | Owner Manual - Page 323
10-70 Vehicle Care See If a Tire Goes Flat on page 10-63 for other important safety warnings. 1. Remove the tire sealant and compressor kit from its storage location. See Storing the Tire Sealant and Compressor Kit on page 10-72. 2. Unwrap the air only hose (5) and the power plug (7). 3. Place the - 2015 Buick LaCrosse | Owner Manual - Page 324
Vehicle Care 10. Inflate the tire to the recommended inflation pressure using the pressure gauge (4). The recommended inflation pressure can be found on the Tire and Loading Information label. See Tire Pressure on page 10-50. The pressure gauge (4) may read higher than the actual tire pressure while - 2015 Buick LaCrosse | Owner Manual - Page 325
10-72 Vehicle Care 4. Remove the tire sealant and compressor kit. To store the tire sealant and compressor kit, reverse the steps. 3. Turn the retainer nut counterclockwise and remove the spare tire. 4. Place the spare tire next to the tire being changed. 6. Screw the connector (2) to the canister - 2015 Buick LaCrosse | Owner Manual - Page 326
Vehicle Care Place the tools next to the tire being changed. 10-73 Removing the Flat Tire and Installing the Spare Tire 1. Do a safety check before proceeding. See If a Tire Goes Flat on page 10-63 for more information. 2. Turn the wheel wrench counterclockwise to loosen the wheel nut caps. If - 2015 Buick LaCrosse | Owner Manual - Page 327
jack is dangerous. If the vehicle slips off the jack, you could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. { Warning Lifting a vehicle and getting under it to do maintenance or repairs is dangerous without the appropriate safety equipment and training - 2015 Buick LaCrosse | Owner Manual - Page 328
Vehicle Care Warning (Continued) an emergency, a cloth or a paper towel can be used; however, use a scraper or wire brush later to remove all rust or dirt. 10-75 { Warning Never use oil or grease on bolts or nuts because the nuts might come loose. The vehicle's wheel could fall off, causing a - 2015 Buick LaCrosse | Owner Manual - Page 329
10-76 Vehicle Care Warning (Continued) to the proper torque specification after replacing. Follow the torque specification supplied by the aftermarket manufacturer when using accessory locking wheel nuts. See Capacities and Specifications on page 12-2 for original equipment wheel nut torque - 2015 Buick LaCrosse | Owner Manual - Page 330
Vehicle Care Storing a Flat or Spare Tire and Tools With a Screw in Fastener 5. Turn the retainer nut clockwise to secure the tire. 6. Place the floor cover on the wheel. The compact spare is for temporary use only. Replace the compact spare tire with a full-size tire as soon as you can. 10-77 - 2015 Buick LaCrosse | Owner Manual - Page 331
10-78 Vehicle Care { Caution When the compact spare is installed, do not take the vehicle through an automatic car wash with guide rails. The compact spare can get caught on the rails which can damage the tire, wheel, and other parts of the vehicle. Do not use - 2015 Buick LaCrosse | Owner Manual - Page 332
STOP button for more than five seconds. This will place the vehicle in the Service Only Mode. Proceed as follows: 1. Press S then scroll y or z until power issue, or the DIC will display JUMP START DISABLED SEE OWNERS MANUAL. Jump Starting (with or without eAssist) For more information about the - 2015 Buick LaCrosse | Owner Manual - Page 333
10-80 Vehicle Care { Warning Batteries can hurt you. They can be dangerous because: . The vehicle has a battery cover which must be removed to gain access to the battery for jump starting. 3. Reverse Steps 1-2 to reinstall the battery cover. They contain acid that can burn you. They contain gas - 2015 Buick LaCrosse | Owner Manual - Page 334
Vehicle Care mounting bolt. Connect to a spot as far away from the discharged battery as possible. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. 10-81 { Caution If any accessories are left on or plugged in during the jump starting procedure, they could - 2015 Buick LaCrosse | Owner Manual - Page 335
least four minutes. 10. Try to start the vehicle that had the dead battery. If it will not start after a few tries, it probably needs service. { Caution If the jumper cables are connected or removed in the wrong order, electrical shorting may occur and damage the vehicle. The repairs would not - 2015 Buick LaCrosse | Owner Manual - Page 336
Vehicle Care 10-83 Recreational Vehicle Towing Recreational vehicle towing means towing the vehicle behind another vehicle such as a motor home. The two most common types of recreational vehicle towing are known as dinghy towing and dolly towing. Dinghy towing is towing the vehicle with all four - 2015 Buick LaCrosse | Owner Manual - Page 337
for towing to ensure that the front wheels are locked into the straight-ahead position. 6. Secure the vehicle to the dolly following the manufacturer instructions. 7. Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. 8. Turn the ignition to OFF - 2015 Buick LaCrosse | Owner Manual - Page 338
Vehicle Care Dolly Towing from the Rear 10-85 Appearance Care Exterior Care Locks Locks are lubricated at the factory. Use a de-icing agent only when absolutely necessary, and have the locks greased after using. See Recommended Fluids and Lubricants on page 11-12. Caution (Continued) products can - 2015 Buick LaCrosse | Owner Manual - Page 339
occur. washed. This could cause damage that would not be covered by the vehicle warranty. If using an automatic car wash, follow the car wash instructions. The windshield wiper and rear window wiper, if equipped, must be off. Remove any accessories that may be damaged or interfere with the car wash - 2015 Buick LaCrosse | Owner Manual - Page 340
Stripes Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean exterior lamps, lenses, emblems, decals and stripes. Follow instructions under "Washing the Vehicle" previously in this section. Lamp covers are made of plastic, and some have a UV protective coating. Do not clean - 2015 Buick LaCrosse | Owner Manual - Page 341
10-88 Vehicle Care can be removed by rubbing with a clean cloth. See Recommended Fluids and Lubricants on page 11-12. Windshield and Wiper Blades Clean the outside of the windshield with glass cleaner. Clean rubber blades using a lint-free cloth or paper towel soaked with windshield washer fluid - 2015 Buick LaCrosse | Owner Manual - Page 342
Vehicle Care Caution (Continued) automatic car wash that uses silicone carbide tire cleaning brushes. Damage could occur and the repairs would not be covered by the vehicle warranty. silicone grease on weatherstrips with a clean cloth will make them last longer, seal better, and not stick or squeak. - 2015 Buick LaCrosse | Owner Manual - Page 343
of time. Cleaners may contain solvents that can become concentrated in the interior. Before using cleaners, read and adhere to all safety instructions on the label. While cleaning the interior, maintain adequate ventilation by opening the doors and windows. Interior Glass To clean, use a terry - 2015 Buick LaCrosse | Owner Manual - Page 344
Vehicle Care Coated Moldings Coated moldings should be cleaned. . 10-91 To clean: 1. Saturate a clean lint-free colorfast cloth with water. Microfiber cloth is recommended to prevent lint transfer to the fabric or carpet. 2. Remove excess moisture by gently wringing until water does not drip from - 2015 Buick LaCrosse | Owner Manual - Page 345
10-92 Vehicle Care { Caution Do not attach a device with a suction cup to the display. This may cause damage and would not be covered by the vehicle warranty. { Caution Soaking or saturating leather, especially perforated leather, as well as other interior surfaces, may cause permanent damage. - 2015 Buick LaCrosse | Owner Manual - Page 346
Vehicle Care 10-93 { Warning Do not bleach or dye safety belts. It may severely weaken them. In a crash, they might not be able to provide adequate protection. Clean safety belts only with mild soap and lukewarm water. Use the following guidelines for proper floor mat usage: . Removing and - 2015 Buick LaCrosse | Owner Manual - Page 347
10-94 Vehicle Care 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 348
to keep the vehicle in good working condition, improves fuel economy, and reduces vehicle emissions. Special Application Services Special Application Services ...11-8 Additional Maintenance and Care Additional Maintenance and Care ...11-8 Recommended Fluids, Lubricants, and Parts Recommended - 2015 Buick LaCrosse | Owner Manual - Page 349
within legal driving limits. Use the recommended fuel. See Fuel on page 9-58. Refer to the information in the Maintenance Schedule Additional Required Services - Severe chart. Check the engine oil level. See Engine Oil on page 10-11. Check the tire inflation pressures. See Tire Pressure on - 2015 Buick LaCrosse | Owner Manual - Page 350
within the next 1 000 km/600 mi. If driven under the best conditions, the engine oil life system may not indicate the need for vehicle service for up to a year. The engine oil and filter must be changed at least once a year and the oil life system must be reset. Your - 2015 Buick LaCrosse | Owner Manual - Page 351
. . . Visually inspect gas strut for signs of wear, cracks, or other damage. Check the hold open ability of the strut. See your dealer if service is required. Check tire sealant expiration date, if equipped. See Tire Sealant and Compressor Kit on page 10-65. Inspect sunroof track and seal, if - 2015 Buick LaCrosse | Owner Manual - Page 352
0 0 mi 2 1 6 0 0 0 k m/1 3 5 ,0 0 0 mi 2 2 8 0 0 0 k m/1 4 2 ,5 0 0 mi 11-5 2 4 0 0 0 0 k m/1 5 0 ,0 0 0 mi Maintenance Schedule Additional Required Services - Normal Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed - 2015 Buick LaCrosse | Owner Manual - Page 353
for fraying, excessive cracking, or damage; replace, if needed. (6) Or every three years, whichever comes first. Footnotes - Maintenance Schedule Additional Required Services - Normal (1) Or every two years, whichever comes first. More frequent replacement may be needed if the vehicle is driven in - 2015 Buick LaCrosse | Owner Manual - Page 354
0 0 mi 2 1 6 0 0 0 k m/1 3 5 ,0 0 0 mi 2 2 8 0 0 0 k m/1 4 2 ,5 0 0 mi 11-7 2 4 0 0 0 0 k m/1 5 0 ,0 0 0 mi Maintenance Schedule Additional Required Services - Severe Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed - 2015 Buick LaCrosse | Owner Manual - Page 355
comes first. Inspect for fraying, excessive cracking, or damage; replace, if needed. (6) Or every three years, whichever comes first. Special Application Services . Additional Maintenance and Care Your vehicle is an important investment and caring for it properly may help to avoid future costly - 2015 Buick LaCrosse | Owner Manual - Page 356
Service and Maintenance Battery The battery supplies power to start the engine and operate any additional electrical accessories. . 11-9 Brakes Brakes stop the vehicle and are - 2015 Buick LaCrosse | Owner Manual - Page 357
inspection, trained dealer technicians can visually inspect the shocks and struts for signs of leaking, blown seals, or damage, and can advise when service is needed. . Signs that the tires need to be replaced include three or more visible treadwear indicators; cord or fabric showing through the - 2015 Buick LaCrosse | Owner Manual - Page 358
Service and Maintenance Wheel Alignment Wheel alignment is critical for ensuring that the tires deliver optimal wear and performance. . 11-11 Windshield For safety, appearance, and - 2015 Buick LaCrosse | Owner Manual - Page 359
11-12 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Usage Engine Oil Fluid/Lubricant Use only engine oil meeting the dexos1™ specification of - 2015 Buick LaCrosse | Owner Manual - Page 360
Service and Maintenance 11-13 Maintenance Replacement Parts Replacement parts identified below by name, part number, or specification can be obtained from your dealer. Part Engine - 2015 Buick LaCrosse | Owner Manual - Page 361
-14 Service and Maintenance Maintenance Records After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts. Date Odometer Reading Serviced By Services Performed - 2015 Buick LaCrosse | Owner Manual - Page 362
Service and Maintenance Odometer Reading 11-15 Date Serviced By Services Performed - 2015 Buick LaCrosse | Owner Manual - Page 363
11-16 Service and Maintenance Odometer Reading Date Serviced By Services Performed - 2015 Buick LaCrosse | Owner Manual - Page 364
on page 12-2 for the vehicle's engine code. Vehicle Data Capacities and Specifications ...12-2 Engine Drive Belt Routing ...12-4 Service Parts Identification Label This label, in the trunk, has the following information: . Vehicle Identification Number (VIN). Model designation. Paint - 2015 Buick LaCrosse | Owner Manual - Page 365
12-2 Technical Data Vehicle Data Capacities and Specifications Application Air Conditioning Refrigerant Capacities Metric English For the air conditioning system refrigerant type and charge amount, see the refrigerant label under the hood. See your dealer for more information. 9.6 L 9.4 L 4.7 L - 2015 Buick LaCrosse | Owner Manual - Page 366
English 12-3 Application All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling. Engine Specifications Engine 2.4L L4 Engine 3.6L V6 Engine VIN Code R 3 Transmission Automatic Automatic Spark Plug - 2015 Buick LaCrosse | Owner Manual - Page 367
12-4 Technical Data Engine Drive Belt Routing 3.6L V6 Engine 2.4L L4 Engine Belt removal and installation requires special tools. See your dealer for service. - 2015 Buick LaCrosse | Owner Manual - Page 368
and to Buick. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or service departments. Sometimes, however, despite the best intentions of all concerned, misunderstandings can occur. If your concern has not been resolved to your - 2015 Buick LaCrosse | Owner Manual - Page 369
13-2 Customer Information When contacting Buick, remember that your concern will likely be resolved at a dealer's facility. That is why we suggest following Step One first. STEP THREE - U.S. Owners: Both General Motors and your dealer are committed to making sure you are completely satisfied with - 2015 Buick LaCrosse | Owner Manual - Page 370
-charge Mediation/Arbitration program. General Motors of Canada Limited has committed to binding arbitration of owner disputes involving factory-related vehicle service claims. The program provides for the review of the facts involved by an impartial third party arbiter, and may include an informal - 2015 Buick LaCrosse | Owner Manual - Page 371
. TTY users in Canada can dial 1‐800‐263-3830. I (Service History): General Motors of Canada Limited Customer Care Centre, Mail Code: E (Vehicle Information): Download owner manuals and view vehicle-specific how-to videos Live Chat Support): Chat with online help representatives. See my.buick.com to - 2015 Buick LaCrosse | Owner Manual - Page 372
and multimedia galleries organized into the Featured Articles and Auto Care Sections. Download the owner manual for your vehicle, quickly and easily. Find the Buick-recommended maintenance services for your vehicle. This program is available to qualified applicants for cost reimbursement of eligible - 2015 Buick LaCrosse | Owner Manual - Page 373
plate number of the vehicle. Odometer reading, Vehicle Identification Number (VIN), and delivery date of the vehicle. Description of the problem. . Services Provided . . Coverage Services are provided up to 6 years/ 110 000 km (70,000 mi), whichever comes first. In the U.S., anyone driving the - 2015 Buick LaCrosse | Owner Manual - Page 374
ask for instructions. If your dealer requests you to bring the vehicle for service, you are service, unless, of course, the problem is Courtesy Transportation Program To enhance your ownership experience, we and our participating dealers are proud to offer Courtesy Transportation, a customer support - 2015 Buick LaCrosse | Owner Manual - Page 375
13-8 Customer Information by GM for shuttle service. If U.S. customers arrange their own transportation, limited reimbursement for reasonable fuel expenses may be available. Claim amounts should reflect actual costs and be supported by original receipts. See your dealer for information. Courtesy - 2015 Buick LaCrosse | Owner Manual - Page 376
other than GM and may not have been tested for the vehicle. As a result, these parts may fit poorly, exhibit premature durability/ corrosion problems, and may not perform properly in subsequent collisions. Aftermarket parts are not covered by the GM New Vehicle Limited Warranty, and any vehicle - 2015 Buick LaCrosse | Owner Manual - Page 377
. . . If a Crash Occurs If there has been an injury, call emergency services for help. Do not leave the scene of a crash until all matters have been the vehicle only if its position puts you in danger, or you are instructed to move it by a police officer. Give only the necessary information to - 2015 Buick LaCrosse | Owner Manual - Page 378
choices as long as the cost stays within reasonable limits. Each bulletin contains instructions to assist in the diagnosis and service of the vehicle. 13-11 Current and Past Models Technical Service Bulletins and Manuals are available for current and past model GM vehicles. ORDER TOLL FREE: 1-800 - 2015 Buick LaCrosse | Owner Manual - Page 379
Changes or modifications to any of these systems by other than an authorized service facility could void authorization to use this equipment. Reporting Safety Defects Reporting remedy campaign. However, NHTSA cannot become involved in individual problems between you, your dealer, or General Motors. - 2015 Buick LaCrosse | Owner Manual - Page 380
Customer Information To contact NHTSA, you may call the Vehicle Safety Hotline toll-free at 1-888-327-4236 (TTY: 1-800-424-9153); go to http://www.safercar.gov; or write to: Administrator, NHTSA 1200 New Jersey Avenue, S.E. Washington, D.C. 20590 You can also obtain other information about motor - 2015 Buick LaCrosse | Owner Manual - Page 381
, and, if equipped, to provide antilock braking to help the driver control the vehicle. These modules may store data to help the dealer technician service the vehicle. Some modules may also store data about how the vehicle is operated, such as rate of fuel consumption or average speed. These modules - 2015 Buick LaCrosse | Owner Manual - Page 382
of the infotainment system, use of the system may result in the storage of destinations, addresses, telephone numbers, and other trip information. See the infotainment manual for information on stored data and for deletion instructions. - 2015 Buick LaCrosse | Owner Manual - Page 383
13-16 Customer Information 2 NOTES - 2015 Buick LaCrosse | Owner Manual - Page 384
. OnStar acts as a link to existing public emergency service providers. OnStar may collect information about you and your is: ... Solid Green: System is on. Flashing Green: On a call. Red: Indicates a problem. Off: System is off. Press the blue OnStar button twice to speak with an OnStar Advisor. - 2015 Buick LaCrosse | Owner Manual - Page 385
voice commands. Give OnStar Turn-by-Turn Navigation voice commands. Requires a specific OnStar subscription plan. Obtain the WiFi network name, or Service Set Identifier or SSID, and passphrase (if equipped). Receive On-Demand Diagnostics for a check of the vehicle's key operating systems. Receive - 2015 Buick LaCrosse | Owner Manual - Page 386
OnStar provides services including Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if equipped. OnStar can unlock the vehicle doors remotely, if equipped with automatic door locks, and can help police locate the vehicle if it is stolen. 4. Follow the voice-guided commands - 2015 Buick LaCrosse | Owner Manual - Page 387
to the vehicle. For OnStar RemoteLink information and compatibility, see www.onstar.com (U.S.) or www.onstar.ca (Canada). OnStar RemoteLink® Key Fob Services This feature is included for five years and allows for remote door lock/unlock (if equipped with automatic locks), remote start (if factory - 2015 Buick LaCrosse | Owner Manual - Page 388
OnStar OnStar Hands-Free Calling This service allows calls to be made and received from the vehicle. To Make a Call 1. Press =. System responds: "OnStar ready." 2. Say "Call." System responds: "Call. Please say - 2015 Buick LaCrosse | Owner Manual - Page 389
Monitoring System. If an On-Demand Diagnostics check is needed, press Q, and an Advisor can run a check. OnStar Additional Information Transferring Service Press Q to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. How OnStar - 2015 Buick LaCrosse | Owner Manual - Page 390
or it has not been properly maintained. If equipment or software is added, connected, or modified, OnStar services may not work. Other problems beyond the control of OnStar may prevent service such as hills, tall buildings, tunnels, weather, electrical system design and architecture of the vehicle - 2015 Buick LaCrosse | Owner Manual - Page 391
communications are cautioned that the privacy of any information sent via wireless cellular communications cannot be assured. . Vehicle and Power Issues OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features - 2015 Buick LaCrosse | Owner Manual - Page 392
notices and licenses associated with libcurl and unzip and for other third party software please see http:// www.lg.com/global/support/ opensource/index and https:// www.onstar.com/web/portal/ getdocuments libcurl: COPYRIGHT AND PERMISSION NOTICE Copyright (c) 1996 - 2010, Daniel Stenberg, - 2015 Buick LaCrosse | Owner Manual - Page 393
14-10 OnStar this list of conditions in documentation and/or other materials provided with the distribution. The sole exception to this condition is redistribution of a standard UnZipSFX binary (including SFXWiz) as part of a self-extracting archive; that is permitted without inclusion of this - 2015 Buick LaCrosse | Owner Manual - Page 394
to the Vehicle ...3-31 Passenger Status Indicator ...5-15 Readiness Light ...5-14 Servicing Airbag-Equipped Vehicles ...3-31 System Check ...3-20 Alarm Vehicle Security ...2-15 27 Transmission Fluid ...10-15 Automatic Transmission Manual Mode ...9-29 Shift Lock Control Function Check ...10-29 - 2015 Buick LaCrosse | Owner Manual - Page 395
i-2 INDEX B Battery ...10-27 Jump Starting ...10-78, 10-79 Load Management ...6-7 Power Protection ...6-8 Voltage and Charging Messages ...5-35 Blade Replacement, Wiper ...10-30 Brake System Warning Light ...5-19 Brakes ...10-25 Antilock ...9-30 Assist ...9-33 Fluid ...10-26 Parking ...9-31 System - 2015 Buick LaCrosse | Owner Manual - Page 396
Control, Active ...9-39 Cupholders ...4-1 Customer Assistance ...13-4 Offices ...13-3 Text Telephone (TTY) Users ...13-4 Customer Information Service Publications Ordering Information ...13-11 Customer Satisfaction Procedure ...13-1 i-3 D Damage Repair, Collision ...13-8 Danger, Warnings, and - 2015 Buick LaCrosse | Owner Manual - Page 397
i-4 INDEX Engine Air Cleaner/Filter ...10-15 Check and Service Engine Soon Light ...5-16 Compartment Overview ...10-6 Coolant ...10-19 Coolant Temperature Gauge ...5-13 Coolant Temperature Warning Light ...5-22 Cooling System ...10-17 Cooling System - 2015 Buick LaCrosse | Owner Manual - Page 398
Fuses Engine Compartment Fuse Block ...10-36 Fuses and Circuit Breakers ...10-35 Instrument Panel Fuse Block ...10-40 i-5 General Information Service and Maintenance ...11-1 Towing ...9-63 Vehicle Care ...10-2 Glove Box ...4-1 GM Mobility Reimbursement Program ...13-5 G Garage Door Opener ...5-51 - 2015 Buick LaCrosse | Owner Manual - Page 399
i-6 INDEX Headlamps (cont'd) Flash-to-Pass ...6-2 High Intensity Discharge (HID) Lighting ...10-31 High-Beam On Light ...5-25 High/Low Beam Changer ...6-2 Lamps On Reminder ...5-25 Heated Steering Wheel ...5-3 Heated and Ventilated Front Seats ...3-9 Heated Mirrors ...2-19 Heater Engine ...9-22 - 2015 Buick LaCrosse | Owner Manual - Page 400
...5-25 High/Low Beam Changer ...6-2 Lane Departure Warning ...5-21 Low Fuel Warning ...5-24 Safety Belt Reminders ...5-14 Security ...5-24 Service Electric Parking Brake ...5-20 StabiliTrak® OFF ...5-22 i-7 Lights (cont'd) Tire Pressure ...5-23 Traction Control System (TCS)/StabiliTrak® ...5-22 - 2015 Buick LaCrosse | Owner Manual - Page 401
Object Detection System ...5-40 Ride Control System ...5-42 Security ...5-43 Service Vehicle ...5-43 Starting the Vehicle ...5-43 Tire ...5-43 Transmission Dimming Rearview ...2-20 Convex ...2-18 Folding ...2-19 Heated ...2-19 Manual Rearview ...2-20 Power ...2-18 Tilt in Reverse ...2-19 Mirrors, - 2015 Buick LaCrosse | Owner Manual - Page 402
® Overview ...14-1 OnStar® Security ...14-3 OnStar® Vehicle Diagnostics ...14-6 Operating Mode Overheated Engine Protection ...10-23 Ordering Service Publications ...13-11 Outlets Power ...5-5 Overheated Engine Protection Operating Mode ...10-23 Overheating, Engine ...10-21 i-9 P Park Shifting - 2015 Buick LaCrosse | Owner Manual - Page 403
i-10 INDEX R Radio Frequency Identification (RFID) ...13-12 Radio Frequency Statement ...13-12 Reading Lamps ...6-6 Rear Seat Armrest ...3-12 Rear Seats ...3-11 Rear Window Sunshade ...2-22 Rearview Mirrors ...2-20 Automatic Dimming ...2-20 Reclining Seatbacks ...3-6 Recommended Fluids and - 2015 Buick LaCrosse | Owner Manual - Page 404
Side Blind Zone Alert (SBZA) ...9-54 Signals, Turn and Lane-Change ...6-4 i-11 Spare Tire Compact ...10-77 Special Application Services ...11-8 Specifications and Capacities ...12-2 Speedometer ...5-11 StabiliTrak OFF Light ...5-22 Start Assist, Hills ...9-33 Start Vehicle, Remote ...2-9 Starter - 2015 Buick LaCrosse | Owner Manual - Page 405
i-12 INDEX Storage Areas Center Console ...4-3 Convenience Net ...4-3 Front ...4-2 Glove Box ...4-1 Sunglasses ...4-3 Storage Compartments ...4-1 Storing the Tire Sealant and Compressor Kit ...10-72 Stuck Vehicle ...9-9 Summer Tires ...10-43 Sun Visor Lamps ...6-6 Sun Visors ...2-22 Sunglass - 2015 Buick LaCrosse | Owner Manual - Page 406
...10-33 i-13 U Uniform Tire Quality Grading ...10-60 Universal Remote System ...5-51 Operation ...5-53 Programming ...5-51 Using This Manual ...iii V Vehicle Alarm System ...2-15 Canadian Owners ...iii Control ...9-3 Identification Number (VIN) ...12-1 Load Limits ...9-10 Messages ...5-35 - 2015 Buick LaCrosse | Owner Manual - Page 407
i-14 INDEX Wheels Alignment and Tire Balance ...10-62 Different Size ...10-60 Replacement ...10-62 When It Is Time for New Tires ...10-57 Where to Put the Restraint ...3-39 Windows ...2-20 Messages ...5-44 Power ...2-20 Windshield Replacement ...10-30 Wiper/Washer ...5-3 Winter Driving ...9-8