
GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
318 Service and Maintenance
.Signs that the tires need to be replaced
include three or more visible treadwear
indicators; cord or fabric showing through
the rubber; cracks or cuts in the tread or
sidewall; or a bulge or split in the tire.
.Trained dealer technicians can inspect and
recommend the right tires. Your dealer
can also provide tire/wheel balancing
services to ensure smooth vehicle
operation at all speeds. Your dealer sells
and services name brand tires.
Vehicle Care
To help keep the vehicle looking like new,
vehicle care products are available from your
dealer. For information on how to clean and
protect the vehicle’s interior and exterior,
see Interior Care 0304 and
Exterior Care 0300.
Wheel Alignment
Wheel alignment is critical for ensuring that
the tires deliver optimal wear and
performance.
.Signs that the alignment may need to be
adjusted include pulling, improper vehicle
handling, or unusual tire wear.
.Your dealer has the required equipment
to ensure proper wheel alignment. Windshield
For safety, appearance, and the best
viewing, keep the windshield clean and
clear.
.Signs of damage include scratches, cracks,
and chips.
.Trained dealer technicians can inspect the
windshield and recommend proper
replacement if needed.
Wiper Blades
Wiper blades need to be cleaned and kept in
good condition to provide a clear view.
.Signs of wear include streaking, skipping
across the windshield, and worn or split
rubber.
.Trained dealer technicians can check the
wiper blades and replace them when
needed.

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
Index 351
Gauges (cont'd)Tachometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Warning Lights and Indicators . . . . . . . . . . 80
General Information Service and Maintenance . . . . . . . . . . . . . . 309
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
Global Positioning System (GPS) . . . . . . . . . .134
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Guidance Problems with the Route . . . . . . . . . . . . . . 135
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Hazard Warning Flashers . . . . . . . . . . . . . . . . 104
HD Radio Technology . . . . . . . . . . . . . . . . . . . . . 117
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . 256
Daytime Running Lamps (DRL) . . . . . . . . . 103
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Headlamps, Front Turn Signal,
Sidemarker, and Parking Lamps . . . . . . 256 Headlamps (cont'd)
High-Beam On Light . . . . . . . . . . . . . . . . . . . . 93
High/Low Beam Changer . . . . . . . . . . . . . . 103
Lamps On Reminder . . . . . . . . . . . . . . . . . . . . 93
Heated Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . . . 76
Heated and Ventilated Front Seats . . . . . . . .25
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164, 166
High-Beam On Light . . . . . . . . . . . . . . . . . . . . . . 93
Hill and Mountain Roads . . . . . . . . . . . . . . . . .178
Hill Descent Control (HDC) . . . . . . . . . . . . . . . 205
Hill Descent Control Light . . . . . . . . . . . . . . . . . 90
Hill Start Assist (HSA) . . . . . . . . . . . . . . . . . . . . 203
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
How to Wear Seat Belts Properly . . . . . . . . . 28
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164, 166
I
If the System Needs Service . . . . . . . . . . . . . . 135
Ignition Positions . . . . . . . . . . . . . . . . . . . . . . . . 186
Ignition Transmission Lock Check . . . . . . . . 253
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Indicator Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . . . . . . 90 Infants and Young Children, Restraints . . . . 45
Information
Publication Ordering . . . . . . . . . . . . . . . . . . . 334
Infotainment System . . . . . . . . . . . . . . . . . . . . 338
Instrument Cluster . . . . . . . . . . . . . . . . . . . . . . . . .81
Instrument Panel Overview . . . . . . . . . . . . . . . . 4
Interior Rearview Mirrors . . . . . . . . . . . . . . . . . . 17
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . 1, 109
J
Jack Auxiliary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Jump Starting - North America . . . . . . . . . . . 294
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . . . . . . . 9
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
L
Labeling, Tire Sidewall . . . . . . . . . . . . . . . . . . . 267
Lamps Daytime Running (DRL) . . . . . . . . . . . . . . . . 103
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Exterior Cargo . . . . . . . . . . . . . . . . . . . . . . . . . 105
Exterior Controls . . . . . . . . . . . . . . . . . . . . . . . 102
Exterior Lamps Off Reminder . . . . . . . . . . 103
Exterior Lighting Battery Saver . . . . . . . . 108

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
Index 353
Mirrors (cont'd)Heated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Manual Rearview . . . . . . . . . . . . . . . . . . . . . . . . 17
Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Mirrors, Interior Rearview . . . . . . . . . . . . . . . . . . 17
Monitor System, Tire Pressure . . . . . . . . . . . 273
Multi-band Antenna . . . . . . . . . . . . . . . . . . . . . . 119
N
Navigation Connected Services . . . . . . . . . . . . . . . . . . . . 344
Destination . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Using the System . . . . . . . . . . . . . . . . . . . . . . 124
Navigation Symbols . . . . . . . . . . . . . . . . . . . . . . 127
New Vehicle Break-In . . . . . . . . . . . . . . . . . . . . .185
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Off-Road . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .174 Driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Engine Oil Life System . . . . . . . . . . . . . . . . . 242
Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Older Children, Restraints . . . . . . . . . . . . . . . . . 44
Online Owner Center . . . . . . . . . . . . . . . . . . . . 329 OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
OnStar Additional Information . . . . . . . . . . . 340
OnStar Emergency . . . . . . . . . . . . . . . . . . . . . . . 340
OnStar Overview . . . . . . . . . . . . . . . . . . . . . . . . . 339
OnStar Security . . . . . . . . . . . . . . . . . . . . . . . . . . 340
OnStar System . . . . . . . . . . . . . . . . . . . . . . 123, 134
Operation
Fog Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Overheating, Engine . . . . . . . . . . . . . . . . . . . . . 247
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . 4
P
ParkShifting Into . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Shifting Out of . . . . . . . . . . . . . . . . . . . . . . . . . 191
Park Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Parking Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Brake and P (Park) Mechanism
Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Over Things That Burn . . . . . . . . . . . . . . . . . . 191
Parking or Backing Assistance Systems . . . . . . . . . . . . . . . . . . . . 209
Passenger Airbag Status Indicator . . . . . . . . . 86
Passenger Compartment Air Filter . . . . . . . 169 Passenger Sensing System . . . . . . . . . . . . . . . . 39
Perchlorate Materials Requirements,
California . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Phone Apple CarPlay and Android Auto . . . . . . . 146
Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . . 141, 142
Port USB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Positioning
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Protection, Battery . . . . . . . . . . . . . . . . . . . . . 107
Retained Accessory (RAP) . . . . . . . . . . . . . . 190
Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 23
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Pregnancy, Using Seat Belts . . . . . . . . . . . . . . .33
Privacy
Vehicle Data Recording . . . . . . . . . . . . . . . . 336
Problems with Route Guidance . . . . . . . . . . . 135
Program Courtesy Transportation . . . . . . . . . . . . . . . 332
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . . . .214