warning light CHEVROLET BLAZER 2020 Repair Manual

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Vehicle Care 313
Using the Tire Sealant and
Compressor Kit without
Sealant to Inflate a Tire (Not
Punctured)
The kit includes:
1. Sealant Canister Inlet Valve
2. Sealant/Air Hose
3. Base of Sealant Canister
4. Tire Sealant Canister
5. On/Off Button
6. Slot on Top of Compressor
7. Pressure Deflation Button
8. Pressure Gauge
9. Power Plug
10. Air Only Hose
If a tire goes flat, avoid further tire
and wheel damage by driving slowly
to a level place. Turn on the hazard
warning flashers. SeeHazard
Warning Flashers 0149.
See If a Tire Goes Flat 0306 for
other important safety warnings.
1. Remove the compressor from its storage location.
2. Remove the air only hose (10) and the power plug (9) from the
bottom of the compressor.
3. Place the compressor on the ground near the flat tire. Make sure the tire valve stem
is positioned close to the
ground so the hose will
reach it.
4. Remove the valve stem cap from the flat tire by turning it
counterclockwise.
5. Attach the air only hose (10) to the tire valve stem by turning it
clockwise until tight.
6. Plug the power plug (9) into the accessory power outlet in the
vehicle. Unplug all items from
other accessory power outlets.
See Power Outlets 0102.
If the vehicle has an accessory
power outlet, do not use the
cigarette lighter.
If the vehicle only has a
cigarette lighter, use the
cigarette lighter.
Do not pinch the power plug
cord in the door or window.
7. Start the vehicle. The vehicle must be running while using
the air compressor.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
322 Vehicle Care
3. Good Battery Negative (–)Terminal
4. Good Battery Positive (+) Terminal
The jump start positive (+)
terminal (1) and the negative remote
negative terminal (2) for the
discharged battery are on the driver
side of the vehicle.
The jump start positive (+)
terminal (4) and negative (-)
terminal (3) are on the battery of the
vehicle providing the jump start.
1. Check the other vehicle. It must have a 12-volt battery
with a negative ground system.
Caution
If the other vehicle does not have
a 12-volt system with a negative
ground, both vehicles can be
damaged. Only use a vehicle that
has a 12-volt system with a
negative ground for jump starting.
2. Position the two vehicles so that they are not touching. 3. Set the parking brake firmly
and put the shift lever in
P (Park) with an automatic
transmission, or Neutral with a
manual transmission. See
Shifting Into Park 0184.
Caution
If any accessories are left on or
plugged in during the jump
starting procedure, they could be
damaged. The repairs would not
be covered by the vehicle
warranty. Whenever possible, turn
off or unplug all accessories on
either vehicle when jump starting.
4. Turn the ignition off. Turn off all lights and accessories in both
vehicles, except the hazard
warning flashers if needed.
{Warning
An electric fan can start up even
when the engine is not running
and can injure you. Keep hands,
clothing, and tools away from any
underhood electric fan.
{Warning
Using a match near a battery can
cause battery gas to explode.
People have been hurt doing this,
and some have been blinded.
Use a flashlight if you need more
light.
Battery fluid contains acid that
can burn you. Do not get it on
you. If you accidentally get it in
your eyes or on your skin, flush
the place with water and get
medical help immediately.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
378 Index
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 245
Accessory Power . . . . . . . . . . . . . . . 184
Active Fuel Management . . . . . . . 185
Adaptive Cruise Control . . . . . . . . 200
Add-On Electrical Equipment . . . 242
Additional Information OnStar . . . . . . . . . . . . . . . . . . . . . . . 371
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . . . 345
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 43
Air Cleaner/Filter, Engine . . . . . . . 257
Air Conditioning . . . . . . . . . . . . . . . . 155
Air Filter
Life System . . . . . . . . . . . . . . . . . . . 257
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 160
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 159
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 71
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 64
Passenger Sensing System . . . . 66
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 64 Airbag System (cont'd)
What Will You See after an
Airbag Inflates? . . . . . . . . . . . . . . . 64
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 63
Where Are the Airbags? . . . . . . . . 61
Airbags
Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 70
Passenger Status Indicator . . . .119
Readiness Light . . . . . . . . . . . . . . .119
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 70
System Check . . . . . . . . . . . . . . . . . . 60
Alarm Vehicle Security . . . . . . . . . . . . . . . . 28
Alert Lane Change . . . . . . . . . . . . . . . . . 221
Side Blind Zone (SBZA) . . . . . . 221
All-Season Tires . . . . . . . . . . . . . . . . 285
All-Wheel Drive . . . . . . . . . . . . 191, 269
Antilock Brake System (ABS) . . . 191 Warning Light . . . . . . . . . . . . . . . . . 123
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 327
Interior . . . . . . . . . . . . . . . . . . . . . . . . 332
Armrest Storage . . . . . . . . . . . . . . . . . 92

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Index 379
Assistance Program,Roadside . . . . . . . . . . . . . . . . . . . . . . 359
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 215
Assistance Systems for Parking and Backing . . . . . . . . . . 210
Auto Stop
Stop/Start System . . . . . . . . . . . . 181
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . 31
Door Locks . . . . . . . . . . . . . . . . . . . . . 19
Emergency Braking (AEB) . . . . 217
Headlamp System . . . . . . . . . . . . 148
Transmission . . . . . . . . . . . . . . . . . 187
Transmission Fluid . . . . . . . . . . . 256
Automatic Transmission
Manual Mode . . . . . . . . . . . . . . . . . 189
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 269
B
BatteryExterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . 153
Load Management . . . . . . . . . . . . 152
Power Protection . . . . . . . . . . . . . 152
Battery - North America . . . . 268, 321
Blade Replacement, Wiper . . . . . 270 Brake
Electric Boost . . . . . . . . . . . . . . . . . 191
Parking, Electric . . . . . . . . . . . . . . 192
System Warning Light . . . . . . . . 122
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 266 Antilock . . . . . . . . . . . . . . . . . . . . . . . 191
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 193
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 164 AutomaticEmergency (AEB) . . . . . . . . . . . 217
Braking System Front Pedestrian (FPB) . . . . . . . 219
Break-In, New Vehicle . . . . . . . . . . 178
Bulb Replacement Back-up Lamps . . . . . . . . . . . . . . . 273
Headlamp Aiming . . . . . . . . . . . . . 273
Headlamps . . . . . . . . . . . . . . . . . . . 273
High Intensity Discharge
(HID) Lighting . . . . . . . . . . . . . . . 273
Buying New Tires . . . . . . . . . . . . . . . 301
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 102
California Perchlorate Materials
Requirements . . . . . . . . . . . . . . . 245 California
Proposition
65 Warning . . . . . . . . . .244, 268, 321,
Back Cover
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 352
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 186
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 21
Winter Driving . . . . . . . . . . . . . . . . 172
Cargo Management System . . . . . . . . . . . 94
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 93
Caution, Danger, and Warning . . . . 3
Center Console Storage . . . . . . . . . 92
Chains, Tire . . . . . . . . . . . . . . . . . . . . 305
Charging Wireless . . . . . . . . . . . . . . . . . . . . . . 104
Charging System Light . . . . . . . . . 120
Check Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 120
Child Restraints Infants and Young Children . . . . . 73
Lower Anchors and Tethers
for Children . . . . . . . . . . . . . . . . . . . 79
Older Children . . . . . . . . . . . . . . . . . . 72

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
380 Index
Child Restraints (cont'd)Securing . . . . . . . . . . . . . . . . . . . . 85, 87
Systems . . . . . . . . . . . . . . . . . . . . . . . . 76
Circuit Breakers . . . . . . . . . . . . . . . . 275
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 327
Interior Care . . . . . . . . . . . . . . . . . . 332
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . 155
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Cluster, Instrument . . . . . . . . 108, 112
Collision Damage Repair . . . . . . . 362
Compact Spare Tire . . . . . . . . . . . . 320
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . 91
Compass . . . . . . . . . . . . . . . . . . . . . . . 102
Compressor Kit, Tire Sealant . . . 307
Connected Services
Connections . . . . . . . . . . . . . . . . . . 376
Diagnostics . . . . . . . . . . . . . . . . . . . 377
Navigation . . . . . . . . . . . . . . . . . . . . 375
Connections Connected Services . . . . . . . . . . 376
Control Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 194
Control of a Vehicle . . . . . . . . . . . . . 164
Convex Mirrors . . . . . . . . . . . . . . . . . . 30 Coolant
Engine Temperature Gauge . . .116
Engine Temperature
Warning Light . . . . . . . . . . . . . . . 126
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . 155
Cooling System . . . . . . . . . . . . . . . . . 259
Courtesy Lamps . . . . . . . . . . . . . . . . 150
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 361
Cruise Control . . . . . . . . . . . . . . . . . . 198 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Cruise Control, Adaptive . . . . . . . . 200
Customer Assistance . . . . . . . . . . . 358 Offices . . . . . . . . . . . . . . . . . . . . . . . . 357
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 358
Customer Information Publications OrderingInformation . . . . . . . . . . . . . . . . . . 364
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 355
Cybersecurity . . . . . . . . . . . . . . . . . . . 367
D
Damage Repair, Collision . . . . . . . 362
Danger, Warning, and Caution . . . . 3
Data Collection Infotainment System . . . . . . . . . . 368 Data Collection (cont'd)
OnStar . . . . . . . . . . . . . . . . . . . . . . . 368
Data Recorders, Event . . . . . . . . . 367
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 147
Defensive Driving . . . . . . . . . . . . . . . 163
Delayed Locking . . . . . . . . . . . . . . . . . 19
Diagnostics Connected Services . . . . . . . . . . 377
Distracted Driving . . . . . . . . . . . . . . . 162
Dome Lamps . . . . . . . . . . . . . . . . . . . 150
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . 129
Delayed Locking . . . . . . . . . . . . . . . . 19
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Power Locks . . . . . . . . . . . . . . . . . . . . 19
Drive Belt Routing, Engine . . . . . . 354
Drive Systems All-Wheel Drive . . . . . . . . . . 191, 269
Driver Assistance Systems . . . . . 209
Driver Information Center (DIC) . . . . . . . . . . . . . 129, 133
Driver Mode Control . . . . . . . . . . . . 196
Driving Assistance Systems . . . . . . . . . . 215
Better Fuel Economy . . . . . . . . . 162
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . 229

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Index 381
Driving (cont'd)Defensive . . . . . . . . . . . . . . . . . . . . . 163
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 163
Hill and Mountain Roads . . . . . . 171
If the Vehicle is Stuck . . . . . . . . . 173
Loss of Control . . . . . . . . . . . . . . . 165
Off-Road . . . . . . . . . . . . . . . . . . . . . 166
Off-Road Recovery . . . . . . . . . . . 165
Vehicle Load Limits . . . . . . . . . . . 174
Wet Roads . . . . . . . . . . . . . . . . . . . 170
Winter . . . . . . . . . . . . . . . . . . . . . . . . 172
Dual Automatic Climate
Control System . . . . . . . . . . . . . . . . 155
E
Electric Brake Boost . . . . . . . . . . . . 191
Electric Parking Brake . . . . . . . . . . 192
Electric Parking Brake Light . . . . 123
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 242
Electrical System Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 276
Fuses and Circuit Breakers . . . 275
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 279
Overload . . . . . . . . . . . . . . . . . . . . . 275 Electrical System (cont'd)
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 282
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 370
Engine Air Cleaner/Filter . . . . . . . . . . . . . 257
Check Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 120
Compartment Overview . . . . . . . 248
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . .116
Coolant Temperature Warning Light . . . . . . . . . . . . . . . 126
Cooling System . . . . . . . . . . . . . . . 259
Drive Belt Routing . . . . . . . . . . . . 354
Exhaust . . . . . . . . . . . . . . . . . . . . . . 186
Heater . . . . . . . . . . . . . . . . . . . . . . . . 182
Oil Life System . . . . . . . . . . . . . . . 255
Oil Pressure Light . . . . . . . . . . . . 127
Overheating . . . . . . . . . . . . . . . . . . 264
Power Messages . . . . . . . . . . . . . 136
Running While Parked . . . . . . . . 187
Starting . . . . . . . . . . . . . . . . . . . . . . . 180
Engine Air Filter Life System . . . . 257
Engine Oil Temperature Gauge . . . . . . . . . . .116
Entry Lighting . . . . . . . . . . . . . . . . . . . 151 Equipment, Towing . . . . . . . . . . . . . 237
Event Data Recorders . . . . . . . . . . 367
Exit Lighting . . . . . . . . . . . . . . . . . . . . 151
Extended Parking . . . . . . . . . . . . . . . 186
Extender, Seat Belt . . . . . . . . . . . . . . 58
Exterior Lamp Controls . . . . . . . . . 145
Exterior Lamps Off Reminder . . . 147
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . . . 153
F
Filter,Engine Air Cleaner . . . . . . . . . . . 257
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 147
Flashers, Hazard Warning . . . . . . 149
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 306 Changing . . . . . . . . . . . . . . . . . . . . . 314
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 335
Fluid Automatic Transmission . . . . . . 256
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 267
Washer . . . . . . . . . . . . . . . . . . . . . . . 265
Folding Mirrors . . . . . . . . . . . . . . . . . . 30
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 215
Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 365

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
382 Index
Front Pedestrian Braking(FPB) System . . . . . . . . . . . . . . . . . 219
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 42
Heated and Ventilated . . . . . . . . . . 47
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 226
Economy, Driving for Better . . . 162
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 228
Filling the Tank . . . . . . . . . . . . . . . 227
Foreign Countries . . . . . . . . . . . . 226
Gauge . . . . . . . . . . . . . . . . . . . . . . . . .115
Low Fuel Warning Light . . . . . . . 127
Management, Active . . . . . . . . . . 185
Prohibited Fuels . . . . . . . . . . . . . . 226
Recommended . . . . . . . . . . . . . . . 226
Top Tier . . . . . . . . . . . . . . . . . . . . . . 225
Fuses Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 276
Fuses and Circuit Breakers . . . 275
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 279
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 282G
Garage Door Opener . . . . . . . . . . . 141Programming . . . . . . . . . . . . . . . . . 141
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 271
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . .116
Engine Oil Temperature . . . . . . . .116
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . .115
Odometer . . . . . . . . . . . . . . . . . . . . . .114
Speedometer . . . . . . . . . . . . . . . . . .114
Tachometer . . . . . . . . . . . . . . . . . . . .114
Trip Odometer . . . . . . . . . . . . . . . . .114
Voltmeter . . . . . . . . . . . . . . . . . . . . . .117
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 107
General Information Service and Maintenance . . . . . 337
Towing . . . . . . . . . . . . . . . . . . . . . . . . 229
Vehicle Care . . . . . . . . . . . . . . . . . . 244
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 91
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 359
H
Hazard Warning Flashers . . . . . . . 149
Head Restraints . . . . . . . . . . . . . . . . . 40 Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 273
Automatic . . . . . . . . . . . . . . . . . . . . . 148
Bulb Replacement . . . . . . . . . . . . 273
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . 147
Flash-to-Pass . . . . . . . . . . . . . . . . . 147
High Intensity Discharge
(HID) Lighting . . . . . . . . . . . . . . . 273
High-Beam On Light . . . . . . . . . . 128
High/Low Beam Changer . . . . . 147
Lamps On Reminder . . . . . . . . . 128
Heated Rear Seats . . . . . . . . . . . . . . . . . . . . . 51
Steering Wheel . . . . . . . . . . . . . . . . . 99
Heated and Ventilated Front
Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Heated Mirrors . . . . . . . . . . . . . . . . . . . 31
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . 182
Heating . . . . . . . . . . . . . . . . . . . . . . . . . 155
High Voltage Devices and
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 274
High-Beam On Light . . . . . . . . . . . . 128
High-Speed Operation . . . . . . . . . . 293
Hill and Mountain Roads . . . . . . . . 171
Hill Start Assist (HSA) . . . . . . . . . . 194
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 246

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Index 383
HooksShopping Bag . . . . . . . . . . . . . . . . . . 93
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
How to Wear Seat Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 53
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
I
Ignition Positions . . . . . . . . . . . . . . . 178
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 29
Indicator Pedestrian Ahead . . . . . . . . . . . . 125
Vehicle Ahead . . . . . . . . . . . . . . . . 124
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 73
Information Publication Ordering . . . . . . . . . . 364
Infotainment . . . . . . . . . . . . . . . . . . . . 154
Infotainment System . . . . . . . . . . . . 368
Instrument Cluster . . . . . . . . . 108, 112
Instrument Panel Overview . . . . . . . 5
Interior Rearview Mirrors . . . . . . . . . 31
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 321
K
Keyless Entry
Remote (RKE) System . . . . . . . . . . 8
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . 286
Lamps Courtesy . . . . . . . . . . . . . . . . . . . . . . 150
Daytime Running (DRL) . . . . . . 147
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 150
Exterior Controls . . . . . . . . . . . . . . 145
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . 147
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 153
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . 120
On Reminder . . . . . . . . . . . . . . . . . 128
Reading . . . . . . . . . . . . . . . . . . . . . . 150
Lane Change Alert (LCA) . . . . . . . 221
Lane Keep Assist (LKA) . . . . . . . . 223
Lane Keep Assist Light . . . . . . . . . 124
Lap-Shoulder Belt . . . . . . . . . . . . . . . 55
LATCH System Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . 85 LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . . . 79
LED Lighting . . . . . . . . . . . . . . . . . . . . 273
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . 151
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Illumination Control . . . . . . . . . . . 150
LED . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Lights Airbag Readiness . . . . . . . . . . . . . .119
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 123
Brake System Warning . . . . . . . 122
Charging System . . . . . . . . . . . . . 120
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . 120
Cruise Control . . . . . . . . . . . . . . . . 128
Door Ajar . . . . . . . . . . . . . . . . . . . . . 129
Electric Parking Brake . . . . . . . . 123
Engine Coolant Temperature Warning . . . . . . . 126
Engine Oil Pressure . . . . . . . . . . 127
Flash-to-Pass . . . . . . . . . . . . . . . . . 147
High-Beam On . . . . . . . . . . . . . . . . 128
High/Low Beam Changer . . . . . 147
Lane Keep Assist . . . . . . . . . . . . . 124
Low Fuel Warning . . . . . . . . . . . . 127

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
384 Index
Lights (cont'd)Seat Belt Reminders . . . . . . . . . . .118
Security . . . . . . . . . . . . . . . . . . . . . . 128
Service Electric Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . 123
StabiliTrak OFF . . . . . . . . . . . . . . . 125
Tire Pressure . . . . . . . . . . . . . . . . . 126
Tow/Haul Mode . . . . . . . . . . . . . . . 124
Traction Control System (TCS)/StabiliTrak . . . . . . . . . . . . 126
Traction Off . . . . . . . . . . . . . . . . . . . 125
Locks
Automatic Door . . . . . . . . . . . . . . . . . 19
Delayed Locking . . . . . . . . . . . . . . . . 19
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Lockout Protection . . . . . . . . . . . . . . 20
Power Door . . . . . . . . . . . . . . . . . . . . . 19
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Loss of Control . . . . . . . . . . . . . . . . . 165
Low Fuel Warning Light . . . . . . . . . 127
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 79
Lumbar Adjustment . . . . . . . . . . . . . . 43 Front Seats . . . . . . . . . . . . . . . . . . . . . 43M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 350
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 345
Maintenance Schedule . . . . . . . . . 339 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 348
Malfunction Indicator Lamp . . . . . 120
Manual Mode . . . . . . . . . . . . . . . . . . . 189
Memory Seats . . . . . . . . . . . . . . . . . . . 45
Messages Engine Power . . . . . . . . . . . . . . . . 136
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 136
Vehicle Speed . . . . . . . . . . . . . . . . 136
Mirror Rear Camera . . . . . . . . . . . . . . . . . . . 32
Mirrors Automatic Dimming . . . . . . . . . . . . . 31
Automatic Dimming
Rearview . . . . . . . . . . . . . . . . . . . . . . 31
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 30
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 30
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 31
Manual Rearview . . . . . . . . . . . . . . . 31
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Tilt in Reverse . . . . . . . . . . . . . . . . . . 31
Mirrors, Interior Rearview . . . . . . . . 31 Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Driver Control . . . . . . . . . . . . . . . . . 196
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 293
N
NavigationConnected Services . . . . . . . . . . 375
New Vehicle Break-In . . . . . . . . . . . 178
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . 114 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Off-Road . . . . . . . . . . . . . . . . . . . . . . . 166 Driving . . . . . . . . . . . . . . . . . . . . . . . . 166
Recovery . . . . . . . . . . . . . . . . . . . . . 165
Oil
Engine . . . . . . . . . . . . . . . . . . . . . . . . 253
Engine Oil Life System . . . . . . . 255
Pressure Light . . . . . . . . . . . . . . . . 127
Older Children, Restraints . . . . . . . 72
Online Owner Center . . . . . . . . . . . 358
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . 368
OnStar Additional Information . . . . . . . . . . . . . . . . . . . . 371
OnStar Emergency . . . . . . . . . . . . . 370
OnStar Overview . . . . . . . . . . . . . . . 369
OnStar Security . . . . . . . . . . . . . . . . 371

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
388 Index
Towing (cont'd)Trailer . . . . . . . . . . . . . . . . . . . . . . . . 233
Trailer Sway Control (TSC) . . . 241
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 323
Traction Control System(TCS)/StabiliTrak Light . . . . . . 126
Off Light . . . . . . . . . . . . . . . . . . . . . . 125
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . 194
Trailer Sway Control (TSC) . . . . . . . . . . 241
Towing . . . . . . . . . . . . . . . . . . . . . . . . 233
Transmission Automatic . . . . . . . . . . . . . . . . . . . . . 187
Fluid, Automatic . . . . . . . . . . . . . . 256
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . 361
Trip Odometer . . . . . . . . . . . . . . . . . . 114
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 149
U
Uniform Tire Quality Grading . . . 302
Universal Remote System . . . . . . 141Operation . . . . . . . . . . . . . . . . . . . . . 144
Programming . . . . . . . . . . . . . . . . . 141
Using This Manual . . . . . . . . . . . . . . . . 2
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 28
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 164
Identification Number (VIN) . . . 351
Load Limits . . . . . . . . . . . . . . . . . . . 174
Messages . . . . . . . . . . . . . . . . . . . . 136
Personalization . . . . . . . . . . . . . . . 137
Remote Start . . . . . . . . . . . . . . . . . . . 15
Security . . . . . . . . . . . . . . . . . . . . . . . . 28
Speed Messages . . . . . . . . . . . . . 136
Towing . . . . . . . . . . . . . . . . . . . . . . . . 323
Vehicle Ahead Indicator . . . . . . . . 124
Vehicle Care
Storing the Tire Sealantand Compressor Kit . . . . . . . . . 314
Tire Pressure . . . . . . . . . . . . . . . . . 291
Vehicle Data Recording and
Privacy . . . . . . . . . . . . . . . . . . . . . . . . 367
Ventilation, Air . . . . . . . . . . . . . . . . . . 159
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Voltage Devices and Wiring . . . . 274
Voltmeter Gauge . . . . . . . . . . . . . . . 117
W
Warning Brake System Light . . . . . . . . . . . 122 Warning (cont'd)
Caution and Danger . . . . . . . . . . . . . 3
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . 107
Warnings Hazard Flashers . . . . . . . . . . . . . . 149
Washer Fluid . . . . . . . . . . . . . . . . . . . 265
Wheels
Alignment and Tire Balance . . 304
Different Size . . . . . . . . . . . . . . . . . 302
Replacement . . . . . . . . . . . . . . . . . 304
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 300
Where to Put the Restraint . . . . . . 77
Windows . . . . . . . . . . . . . . . . . . . . . . . . 34 Power . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Windshield Replacement . . . . . . . . . . . . . . . . . 271
Wiper/Washer . . . . . . . . . . . . . . . . 100
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . 172
Winter Tires . . . . . . . . . . . . . . . . . . . . 285
Wiper Blade Replacement . . . . . . 270
Wipers Rear Washer . . . . . . . . . . . . . . . . . 101
Wireless Charging . . . . . . . . . . . . . . 104
Wiring, High Voltage Devices . . . 274