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1993 Chevrolet Suburban Owner's Manual - Page 315

1993 Chevrolet Suburban Manual

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Don't let anyone tell youthatunderinflation 9 . If your tires don't have enough air (underinflation) or overinflation is all right. It'you can get Too much flexing Too much heat tire overloading Bad wear Bad handling Bad fuel economy. I If your tires have Unusual wear Rough ride too much air (overinflation), you can get: Bad handling Needlessdamagefromroadhazards. nth or more. Also, checkthe tire pressure of thesparetire. How to Check: Use a goodqualitypocket-typegage to check tire pressure. Simplylookingatthetireswillnottellyouthepressure,especiallyifyou if they're haveradialtires-whichmaylookproperlyinflatedeven underinflated. If yourtireshavevalvecaps,besuretoputthembackon.Theyhelp preventleaks by keepingoutdirtandmoisture. Special Tire Inflation If youhave 16 inchtires onyourvehicle,and: - You'll bedrivingforverylongatspeeds of 66mph(105km/h)to75 10 psi(70kPa)morethan mph (120 km/h)wherelegal,inflatetires therecommended cold inflationpressure, - You'llbedrivingfor very longatspeedsof76mph (120 kmih)to 85 mph (135 km/h)wherelegal,coldinflationpressureshouldbe increased by 10 psi (70 kPa)andyoumustalsoreduceaxleload capacityby 10%. Do notdriveover 85 mph (135 kmlh) even if it's legal. - Inflationpressuresshouldneverexceed 10 psi (70 kPa) abovethe load of the tire. inflationspecifiedforthemaximum 6-50

Section	Page
Table of Contents	5
How to Use this Manual	8
Seats & Safety Belts	14
Seats and Seat Controls	15
Front Seats	15
Head Restraints	18
Rear Seats	21
Safety Belts: They’re For Everyone	26
Why Safety Belts Work	28
Questions Many People Ask About Safety Belts	31
How To Wear Safety Belts Properly	33
Adults	33
Driver Position	33
Lap-Shoulder Belt	34
Safety Belt Use During Pregnancy	39
Passenger Positions	40
Children	47
Smaller Children and Babies	47
Child Restraints	49
Larger Children	57
Safety Belt Extender	59
Checking Your Restraint Systems	60
Replacing Safety Belts After a Crash	60
Features & Controls	64
Keys	66
Your Doors and How They Work	68
Side Doors	68
Door Locks	69
Tailgate, Tailgate Glass and Rear Doors	70
Tailgate	71
Panel Doors	72
Theft	73
New Vehicle Break-In	74
Ignition Switch	74
Starting Your Engine	77
Driving Through Water	78
Automatic Transmission	80
Five-Speed Manual Transmission	83
Locking Rear Axle	85
Parking Brake	86
Parking Over Things That Burn	90
Engine Exhaust	91
Running Your Engine While You’re Parked	92
Four-Wheel Drive	93
Transfer Case	93
Front Axle Locking Feature	95
Windows	96
Horn	98
Tilt Wheel	98
Multifunction Lever	99
Turn Signal and Lane Change Indicator	100
Headlight High-Low Beam	101
Windshield Wipers	102
Windshield Washer	103
Cruise Control	104
Headlights and Vehicle Lighting	109
Mirrors	114
Sun Visors	116
Rear Window Wiper and Washer	117
Cigarette Lighter/Ashtrays	118
Storage Compartments	118
Instrument Cluster	125
Warning Lights, Gages and Indicators	131
Gages	139
Luggage Carrier	143
Trailer Wiring Harness	145
Comfort Controls & Audio Systems	146
Comfort Controls	147
Flow-Through Ventilation System	147
Heating System	149
Electronic Heating/Air Conditioning System	150
Rear Air Conditioning and Heating Systems (Wagon Models)	153
Rear Window Defogger	156
Audio Systems	157
FM Stereo	157
AM	157
AM Stereo	158
How to Operate Your AM ETR Radio	158
How to Operate Your AM-FM Stereo Audio System and Cassette Player	159
How to Operate Your AM-FM Stereo Audio System and Cassette Player with Graphic Equalizer	162
Care of Your Cassette Tape Player	166
Fixed Mast Antenna	166
Your Driving and the Road	168
Road Signs	169
Defensive Driving	176
Drunken Driving	177
Control of a Vehicle	180
Braking	180
Steering	185
Steering in Emergencies	186
Passing	188
Loss of Control	190
Driving Guidelines (Utility Models)	191
Off-Road Driving With Your Four-Wheel Drive Vehicle	191
Driving at Night	202
Driving in the Rain	204
Driving in Fog, Mist and Haze	207
City Driving	209
Freeway Driving	210
Driving a Long Distance	211
Hill and Mountain Roads	214
Parking on Hills	216
Winter Driving	220
Towing a Trailer	223
Power Winches	231
Problems on the Road	232
Hazard Warning Flashers	233
Other Warning Devices	234
Jump Starting	234
Towing Your Vehicle	238
Engine Overheating	239
Engine Fan Noise	247
If a Tire Goes Flat	247
Changing a Flat Tire	247
Storing the Jack and Tire	261
If You’re Stuck: In Sand, Mud, Ice or Snow	262
Service & Appearance Care	266
Service	268
Fuel	269
Checking Things Under the Hood	273
Hood Release	273
Engine Oil	274
Air Cleaner	281
Automatic Transmission Fluid	282
Manual Transmission Fluid	285
Hydraulic Clutch	286
Transfer Case	288
Front Axle	289
Rear Axle	289
Engine Coolant	290
Power Steering Fluid	294
Windshield Washer Fluid	296
Brake Master Cylinder	297
Replacing Brake System Parts	298
Other Maintenance Items	299
Lubrication	300
Electrical System	302
Battery	302
Bulb Replacement	302
Fuses and Circuit Breakers	308
Exhaust System	310
Loading Your Vehicle	311
Tires	313
Inflation-Tire Pressure	314
Tire Inspection and Rotation	317
When It’s Time for New Tires	318
Buying New Tires	318
Uniform Tire Quality Grading	319
Wheel Alignment and Tire Balance	320
Wheel Replacement	320
Tire Chains	321
Appearance Care	322
Cleaning the Inside Of Your Vehicle	323
Cleaning the Outside Of Your Vehicle	326
Appearance Care Materials	329
Vehicle Identification Number	330
Service Parts Identification Label	332
Specification Charts	333
Scheduled Maintenance Services	338
A Word About Maintenance	340
Your Vehicle and the Environment	340
Recording Maintenance Services	340
Scheduled Maintenance Services	341
Selecting The Proper Maintenance Services	341
Gasoline Engines with Light Duty Emissions-Maintenance Schedule I	343
Gasoline Engines with Light Duty Emissions-Maintenance Schedule II	345
Gasoline Engines with Heavy Duty Emissions-Maintenance Schedule I	347
Gasoline Engines with Heavy Duty Emissions-Maintenance Schedule II	349
Explanation of Scheduled Maintenance Services	355
Owner Checks and Services	359
Recommended Fluids & Lubricants	362
Maintenance Record	364
Service Station Checks	365
Customer Assistance Information	368
Customer Satisfaction Procedure	369
Customer Assistance for Hearing/Speech Impaired	370
GM Participation in Better Business Bureau Mediation/Arbitration Program	370
Reporting Safety Defects	371
Roadside Assistance	372
Service Publications	373

Match case Limit results 1 per page

Don’t let anyone tell you that underinflation

overinflation is

all

right.

It’-

your tires don’t have enough air (underinflation)

you

can get

Too

much flexing

Too

much

heat

tire

overloading

Bad wear

Bad handling

Bad fuel economy.

your tires have

too

much air (overinflation), you can get:

Unusual

wear

Bad handling

Rough

ride

Needless damage

from

road hazards.

nth

more.

Also,

check the

tire pressure of the spare tire.

How

Check:

Use

good quality pocket-type gage

check tire pressure.

Simply

looking at the tires will not tell you the pressure, especially

if you

have radial

tires-which may

look properly

inflated even

they’re

underinflated.

your tires have valve caps, be sure to put them back on. They help

prevent

leaks

by keeping out dirt and moisture.

Special

Tire

Inflation

you have

inch tires

on your vehicle, and:

You’ll

bedrivingforverylongatspeeds

66 mph (105 km/h)

to 75

mph

(120

km/h) where

legal,

inflate

tires

psi (70 kPa) more

than

the recommended

cold

inflation pressure,

You’ll be driving

for

very

long at speeds of 76 mph

(120

kmih)to

mph

(135

km/h) where

legal, cold

inflation pressure should be

increased

psi

(70 kPa) and you must also reduce axle

load

capacity by

10%.

not drive over

mph

(135

kmlh)

even

it’s

legal.

Inflation pressures should never exceed

psi

(70

kPa)

above

the

inflation specified for the maximum

load

the tire.

6-50