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2000 GMC Sierra 1500 Pickup Owner's Manual - Page 263

2000 GMC Sierra 1500 Pickup Manual

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yellowblue Trailer Wiring Harness Your vehicle is equipped with one of the following wiring harnesses for towing a trailer or hauling a slide-in camper. Basic Trailer Wiring Package All regular and extended cab pickups have a six-wire trailer towing harness. The six-wire harness is located at the rear of the vehicle and is tied to the vehicle's frame. The harness requires the installation of a trailer-wiring harness connector, which is available through your dealer. The six-wire harness contains the following trailer circuits: D D D D D D Yellow: Left Stop/Turn Signal Dark Green: Right Stop/Turn Signal Brown: Taillamps White: Ground Light Green: Back-up Lamps Light Blue: Center High-Mounted Stoplamp (CHMSL) If you need to upgrade your vehicle to heavy-duty trailering, a brake controller harness and an underbody harness with a seven-pin universal heavy-duty trailer connector are available from your dealer. 4-67

Section	Page
2000 GMC Sierra (GMT800)	1
Copyright 1999 General Motors Corporation	2
Table of Contents	3
	3
	4
	5
	6
	7
	8
How to Use this Manual	8
Safety Warnings and Symbols	8
Vehicle Damage Warnings	9
Vehicle Symbols	10
Model Reference	11
Service Station Guide	12
Section 1 Seats and Restraint Systems	13
Seats and Seat Controls	14
Manual Front Seat	14
Cushion Tilt (If Equipped)	15
Manual Lumbar Control (If Equipped)	15
Power Seat(s) (If Equipped)	16
Power Lumbar Control (If Equipped) Memory Seat (If Equipped)	17
Heated Front Seats (If Equipped) Reclining Seatbacks	18
Head Restraints	20
Seatback Latches	20
Easy Entry Seat (Extended Cab Only) (If Equipped)	21
Rear Seat (Extended Cab)	22
Folding the Rear Seat	22
Safety Belts: They’re for Everyone	23
Why Safety Belts Work	24
Here Are Questions Many People Ask	27
About Safety Belts and the Answers	27
How to Wear Safety Belts Properly	28
Adults	28
Driver Position	28
Lap-Shoulder Belt	29
Safety Belt Use During Pregnancy	35
Right Front Passenger Position	36
Air Bag System	36
How the Air Bag System Works	38
Where are the air bags?	38
When should an air bag inflate? What makes an air bag inflate?	40
How does an air bag restrain?	40
What will you see after an air bag inflates?	41
AIR BAG OFF Switch	42
Servicing Your Air Bag-Equipped Vehicle	45
Adding Equipment to Your Air Bag- Equipped Vehicle	46
Center Passenger Position	47
Lap Belt	47
Rear Seat Passengers	48
Rear Seat Outside Passenger Positions (Extended Cab)	48
Lap-Shoulder Belt (Extended Cab)	49
Rear Safety Belt Comfort Guides for Children and Small Adults	52
Children	54
Smaller Children and Babies	54
Child Restraints	58
Where to Put the Restraint (Regular Cab Pickup) Where to Put the Restraint (Extended Cab Pickup)	62
Top Strap	63
Securing a Child Restraint in a Rear Outside Seat Position (Extended Cab)	65
Securing a Child Restraint in the Center Front Seat Position	67
Securing a Child Restraint in the Center Rear Seat Position (Extended Cab Pickup)	67
Securing a Child Restraint in the Right Front Seat Position	69
Larger Children	74
Safety Belt Extender	77
Checking Your Restraint Systems	77
Replacing Restraint System Parts After a Crash	77
Section 2 Features and Controls	79
Keys	80
Door Locks	81
Power Door Locks (If Equipped)	82
Programmable Automatic Door Locks (If Equipped)	83
Lockout Prevention	84
Keyless Entry System (If Equipped)	84
Operation	85
Remote Panic Alarm	85
Matching Transmitter(s) To Your Vehicle	86
Battery Replacement	86
Resynchronization	87
Rear Access Door (Extended Cab)	87
Tailgate	88
Tailgate Removal	88
Theft	89
Key in the Ignition	89
Parking at Night	90
Parking Lots	90
Content Theft-Deterrent (If Equipped)	90
Testing the Alarm	91
Passlock	92
New Vehicle “Break-In”	92
Ignition Positions	93
Key Release Button (Manual Transmission)	94
Retained Accessory Power (If Equipped)	94
Starting Your Engine	95
Automatic Transmission	95
Manual Transmission	95
Starting Your V8 Engine	95
Starting Your V6 Engine	97
Engine Coolant Heater (If Equipped)	98
To Use the Engine Coolant Heater	98
Automatic Transmission Operation	99
Tow/Haul Mode Selector Switch (Automatic Transmission)	102
Manual Transmission Operation	102
Speed (VORTEC 6000 V8 Engine)	102
Speed (VORTEC 4300 V6 and 4800 V8 Engines)	104
Shift Speeds	105
Shift Light	105
Four-Wheel Drive (If Equipped)	106
Front Axle Locking Feature	106
Manual Transfer Case (If Equipped)	106
Automatic Transfer Case (If Equipped)	108
Shifting to 4HI or AUTO 4WD	110
Shifting to 2HI	110
Shifting to 4LO	110
Shifting Out of 4LO	110
Shifting to NEUTRAL	111
Shifting Out of NEUTRAL	111
Parking Brake	112
Shifting Into PARK (P) (Automatic Transmission Only)	113
Leaving Your Vehicle With the Engine Running (Automatic Transmission Only)	114
Torque Lock (Automatic Transmission)	115
Shifting Out of PARK (P) (Automatic Transmission Only)	115
Parking Your Vehicle (Manual Transmission Models Only) Parking Over Things That Burn	116
Engine Exhaust Running Your Engine While You’re Parked (Automatic Transmission)	117
Manual Selectable Ride (If Equipped)	118
Locking Rear Axle	119
Windows	120
Manual Windows	120
Power Windows (If Equipped)	120
Swing-Out Windows (Extended Cab)	121
Sliding Rear Window (If Equipped)	121
Horn	121
Tilt Wheel (If Equipped)	121
Turn Signal/Multifunction Lever	122
Turn Signal and Lane Change Signals	122
Turn Signal On Chime	123
Headlamp High/Low Beam Changer	123
Flash-To-Pass Feature	123
Windshield Wipers	124
Windshield Washer	124
Cruise Control	125
Setting Cruise Control	126
Resuming a Set Speed	126
Increasing Speed While Using Cruise Control	127
Reducing Speed While Using Cruise Control	127
Passing Another Vehicle While Using Cruise Control	127
Using Cruise Control on Hills	127
Ending Cruise Control	127
Erasing Speed Memory	127
Exterior Lamps	128
Automatic Headlamp System	128
Lamps On Reminder	129
Daytime Running Lamps	129
Fog Lamps (If Equipped)	130
Auxiliary Roof Mounted Lamp Switch (If Equipped)	130
Interior Lamps	131
Instrument Panel Intensity Control	131
Exit Lighting	131
Illuminated Entry	131
Front Reading Lamps (If Equipped)	131
Dome Lamps	131
Cargo Lamp	132
Battery Run-Down Protection	132
Mirrors	132
Inside Day/Night Rearview Mirror	132
Electrochromic Inside Rearview Mirror with Compass (If Equipped)	133
Mirror Operation	133
Compass Operation	134
Compass Calibration	134
Compass Variance	134
Electrochromic Inside Rearview Mirror with Compass and Temperature Display (If Equipped)	135
Temperature Display	136
Electrochromic Mirror Operation	136
Compass Operation	136
Compass Calibration Compass Variance	137
Outside Manual Adjust Mirrors	138
Camper Type Outside Mirrors (If Equipped)	138
Electric Outside Rearview Mirrors (If Equipped)	139
Heated Outside Rearview Mirrors (If Equipped)	139
Convex Outside Mirror	139
Storage Compartments	140
Glove Box	140
Center Overhead Console (If Equipped)	140
Installing a Garage Door Opener	140
Sunglasses Storage Compartment	142
Instrument Panel Cupholder (If Equipped)	142
Center Console Storage Area (If Equipped) Armrest Storage Compartment	143
(If Equipped)	143
Ashtrays and Cigarette Lighter	144
Front Ashtray	144
Accessory Power Outlets	145
Sun Visors	145
Cellular Telephone (If Equipped)	145
OnStar	145
System (Option)	145
The Instrument Panel	146
Your Information System	146
Instrument Panel Cluster	148
Speedometer and Odometer	149
Trip Odometer	149
Engine Hour Meter Display	149
Tachometer	149
Warning Lights, Gages and Indicators	150
Safety Belt Reminder Light	150
Air Bag Readiness Light	151
AIR BAG OFF Light	152
Voltmeter	153
Shift Light (If Equipped)	154
Brake System Warning Light	154
Anti-Lock Brake System Warning Light	155
Engine Coolant Temperature Gage Transmission Temperature Gage	156
(If Equipped)	156
Malfunction Indicator Lamp (Service Engine Soon Light)	158
If the Light Is Flashing	159
If the Light Is On Steady	159
Emissions Inspection and Maintenance Programs	160
Oil Pressure Gage	161
Cruise Light (If Equipped)	162
WD Light (If Equipped)	162
Tow/Haul Light (Automatic Transmissions Only)	162
Fuel Gage	162
Message Center	163
BATTERY	163
TRANS FLUID HOT	164
TRANS HOT...IDLE ENGINE	165
LOW COOLANT	166
CHECK COOLANT TEMP	166
ENGINE OVERHEATED	166
REDUCED ENGINE POWER (V8 Engines Only)	166
CHECK ENG OIL PRESSURE	167
CHECK ENG OIL LEVEL	167
CHANGE ENGINE OIL	167
SECURITY	167
SERVICE 4WD (If Equipped)	168
LOW WASHER FLUID	168
CARGO LAMP ON	168
LOW FUEL	168
Section 3 Comfort Controls and Audio Systems	169
Comfort Controls	170
Standard Comfort Controls	170
Fan Knob	170
Temperature Knob	170
Mode Knob	170
Heater and Air Conditioning Comfort Controls (If Equipped)	171
Fan Knob	171
Temperature Knob	171
Mode Knob	171
Air Conditioning	173
Passenger Compartment Air Filter (If Equipped)	173
Heating Defogging and Defrosting	174
Rear Window Defogger (If Equipped)	174
Ventilation System	175
Ventilation Tips	176
Audio Systems	176
Setting the Clock for Systems with SET Button	176
Setting the Clock for Systems with HR and MN Buttons	176
AM-FM Stereo	177
Playing the Radio	177
Finding a Station	177
Setting the Tone	178
Adjusting the Speakers	178
AM-FM Stereo with Cassette Tape Player (If Equipped)	179
Playing the Radio	179
Finding a Station	179
Setting the Tone	180
Adjusting the Speakers	180
Playing a Cassette Tape	181
CD Adapter Kits	181
AM-FM Stereo with Cassette Tape Player and Automatic Tone Control (If Equipped)	182
Playing the Radio	182
Finding a Station	182
Setting the Tone	183
Adjusting the Speakers	184
Playing a Cassette Tape	184
CD Adapter Kits	186
AM-FM Stereo with Compact Disc Player and Automatic Tone Control (If Equipped)	186
Playing the Radio	186
Finding a Station	187
Setting the Tone	188
Adjusting the Speakers	188
Playing a Compact Disc	189
Remote Compact Disc Player (If Equipped)	190
Theft-Deterrent Feature (If Equipped)	192
Activating the Theft- Deterrent Feature	192
Unlocking the Theft-Deterrent Feature After a Power Loss	193
Disabling the Theft- Deterrent Feature	193
Understanding Radio Reception	194
AM	194
FM Stereo	194
Tips About Your Audio System	194
Care of Your Cassette Tape Player	195
Care of Your Compact Discs	196
Care of Your Compact Disc Player	196
Fixed Mast Antenna	196
Section 4 Your Driving and the Road	197
Defensive Driving	198
Drunken Driving	199
Control of a Vehicle Braking	202
Anti-Lock Brakes (ABS)	203
Using Anti- Lock	205
Braking in Emergencies	205
Steering	205
Power Steering	205
Steering Tips	205
Driving on Curves	205
Steering in Emergencies	206
Off-Road Recovery Passing	207
Loss of Control	209
Skidding	209
Off-Road Driving with Your Four- Wheel- Drive Vehicle	210
Before You Go Off-Roading	214
Loading Your Vehicle for Off-Road Driving	214
Environmental Concerns Traveling to Remote Areas	215
Getting Familiar with Off-Road Driving	216
Scanning the Terrain	217
Driving on Off-Road Hills	218
Approaching a Hill	218
Driving Uphill	219
Driving Downhill	222
Driving Across an Incline	223
Stalling on an Incline	225
Driving in Mud, Sand, Snow or Ice	225
Driving in Water	226
After Off-Road Driving	227
Driving at Night	227
Driving in Rain and on Wet Roads	229
Hydroplaning Driving Through Deep Standing Water	231
Driving Through Flowing Water Some Other Rainy Weather Tips	232
City Driving	233
Freeway Driving	234
Before Leaving on a Long Trip	235
Highway Hypnosis Hill and Mountain Roads	236
Winter Driving	238
Driving on Snow or Ice	238
If You’re Caught in a Blizzard	240
Recreational Vehicle Towing	242
Two-Wheel-Drive Vehicles	242
Four-Wheel-Drive Vehicles	243
Loading Your Vehicle	244
Front Axle Reserve Capacity	247
Total Vehicle Reserve Capacity	248
Truck-Camper Loading Information	248
Trailer Recommendations	250
Camper Wiring Harness (If Equipped)	250
Pickup Conversion to Chassis Cab Towing a Trailer	251
If You Do Decide To Pull A Trailer	252
Tow/Haul Mode (If Equipped)	253
Weight of the Trailer	254
Weight of the Trailer Tongue	257
Total Weight on Your Vehicle’s Tires	257
Hitches	258
Safety Chains	258
Trailer Brakes	258
Driving with a Trailer Following Distance	259
Passing	259
Backing Up	259
Making Turns	260
Turn Signals When Towing a Trailer	260
Driving On Grades	260
Parking on Hills	261
When You Are Ready to Leave After Parking on a Hill	262
Maintenance When Trailer Towing	262
Trailer Wiring Harness	263
Basic Trailer Wiring Package	263
Heavy-Duty Trailer Wiring Package (If Equipped)	264
Camper/Fifth-Wheel Trailer Wiring Package (If Equipped)	265
Instrument Panel Jumper Wiring Harness	266
Auxiliary Battery (If Equipped)	266
Power Winches	267
Step-Bumper Pad	267
Section 5 Problems on the Road	268
Hazard Warning Flashers	269
Other Warning Devices	269
Jump Starting	270
Towing Your Vehicle	275
Engine Overheating	276
Overheated Engine Protection Operating Mode (V8 Engines Only)	276
If Steam Is Coming From Your Engine	277
If No Steam Is Coming From Your Engine	278
Cooling System	279
How to Add Coolant to the Coolant Surge Tank	281
Engine Fan Noise	285
If a Tire Goes Flat	285
Changing a Flat Tire	285
Removing the Spare Tire and Tools	287
Removing the Flat Tire and Installing the Spare Tire	291
Storing a Flat or Spare Tire and Tools	298
If You’re Stuck: In Sand, Mud, Ice or Snow	301
Rocking Your Vehicle To Get It Out Using the Recovery Hooks	302
Section 6 Service and Appearance Care	304
Service	305
Doing Your Own Service Work	305
Adding Equipment to the Outside of Your Vehicle	306
Fuel	306
Fuels in Foreign Countries	308
Filling Your Tank	309
Filling a Portable Fuel Container Checking Things Under the Hood	311
Hood Release	312
VORTEC 4300 V6 Engine	313
VORTEC 4800, 5300 and 6000 V8 Engine	314
Engine Oil	315
Checking Engine Oil	315
When to Add Engine Oil	316
What Kind of Engine Oil to Use	317
Engine Oil Additives	318
When to Change Engine Oil	318
How to Reset the CHANGE ENGINE OIL Message	319
What to Do with Used Oil	319
Engine Air Cleaner/Filter	319
Passenger Compartment Air Filter (If Equipped)	321
Automatic Transmission Fluid	322
When to Check and Change	322
How to Check	323
Checking Transmission Fluid Cold	324
Checking the Fluid Level	324
How to Add Fluid	325
Manual Transmission Fluid	326
When to Check	326
How to Check	326
How to Add Fluid	327
Hydraulic Clutch	327
When to Check and What to Use	328
How to Check and Add Fluid	328
Rear Axle	328
When to Check Lubricant	328
How to Check Lubricant	328
What to Use	329
Four-Wheel Drive	329
Transfer Case	329
When to Check Lubricant	329
How to Check Lubricant	329
What to Use	330
Front Axle	330
When to Check Lubricant	330
How to Check Lubricant	330
What to Use	331
Engine Coolant	331
What to Use	332
Checking Coolant	333
Adding Coolant	334
Coolant Surge Tank Pressure Cap	334
Power Steering Fluid	335
When to Check Power Steering Fluid	335
How to Check Power Steering Fluid	335
What to Use	335
Windshield Washer Fluid	336
What to Use	336
Adding Washer Fluid	336
Brakes	337
Brake Fluid	337
Checking Brake Fluid What to Add	338
Brake Wear	339
Brake Pedal Travel	340
Brake Adjustment	340
Replacing Brake System Parts	340
Battery	341
Vehicle Storage	341
Bulb Replacement	341
Halogen Bulbs	341
Headlamps	342
Front Turn Signal, Sidemarker and Daytime Running Lamps	343
Center High-Mounted Stoplamp (CHMSL) and Cargo Lamp	344
Taillamps (Pickup Models)	345
Taillamps (Chassis Cab Models)	347
Windshield Wiper Blade Replacement	347
Tires	348
Inflation -- Tire Pressure	349
When to Check	349
How to Check	349
Tire Inspection and Rotation	350
When It’s Time for New Tires	351
Buying New Tires	352
Uniform Tire Quality Grading	353
Treadwear	353
Traction	353
AA, A, B, C	353
Temperature	354
A, B, C	354
Wheel Alignment and Tire Balance	354
Wheel Replacement	354
Used Replacement Wheels	355
Tire Chains	355
Appearance Care	356
Cleaning the Inside of Your Vehicle	357
Cleaning of Fabric/Carpet	357
Using Multi-Purpose Interior Cleaner on Fabric	357
Special Fabric Cleaning Problems Cleaning Vinyl	358
Cleaning Leather	358
Cleaning the Top of the Instrument Panel	359
Cleaning Interior Plastic Components	359
Care of Safety Belts	359
Cleaning Glass Surfaces	359
Cleaning the Outside of the Windshield and Wiper Blades	359
Weatherstrips	360
Cleaning the Outside of Your Vehicle	360
Washing Your Vehicle	360
Cleaning Exterior Lamps/Lenses	360
Finish Care	361
Protecting Exterior Bright Metal Parts	361
Cleaning Aluminum or Chrome- Plated Wheels (If Equipped)	362
Cleaning Tires	362

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