
GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
Vehicle Care 299
5. Shift the transfer case out of N (Neutral)to Two-Wheel Drive High. See “Shifting
out of N (Neutral)” underFour-Wheel
Drive 0197. See your dealer if the
transfer case cannot be shifted out of
N (Neutral).
6. Start the engine and check that the vehicle is in Two-Wheel Drive High by
shifting the transmission to R (Reverse)
and then to D (Drive). There should be
movement of the vehicle while shifting.
7. Shift the transmission to P (Park) and turn off the ignition.
8. Disconnect the vehicle from the tow vehicle.
9. Release the parking brake.
10. Reset any lost presets. The outside temperature display will
default to 0 °C (32 °F) but will reset with
normal usage.Dolly Towing
Front Towing (Front Wheels Off the Ground)
–Two-Wheel-Drive Vehicles
Caution
If a two-wheel-drive vehicle is towed with
the rear wheels on the ground, the
transmission could be damaged. The
repairs would not be covered by the
vehicle warranty. Never tow the vehicle
with the rear wheels on the ground. Front Towing (Front Wheels Off the Ground)
–
Four-Wheel-Drive Vehicles
To dolly tow a four-wheel-drive vehicle from
the front:
1. Attach the dolly to the tow vehicle following the dolly manufacturer's
instructions.
2. Drive the front wheels onto the dolly.
3. Shift the transmission to P (Park).
4. Set the parking brake.

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
300 Vehicle Care
{Warning
Shifting a four-wheel-drive vehicle's
transfer case into N (Neutral) can cause
the vehicle to roll even if the
transmission is in P (Park). You or others
could be injured. Set the parking brake
before shifting the transfer case to
N (Neutral).
5. Use a clamping device designed for towing to ensure that the front wheels
are locked into the straight position.
6. Secure the vehicle to the dolly following the manufacturer's instructions.
7. Shift the transfer case to N (Neutral). See “Shifting into N (Neutral)” under
Four-Wheel Drive 0197 for the proper
procedure.
8. Release the parking brake only after the vehicle being towed is firmly attached to
the tow vehicle.
9. Turn the ignition to LOCK/OFF.
Towing the Vehicle from the Rear
{Warning
Never tow the vehicle from the rear. The
front wheels cannot be secured in a
straight direction, and the tow vehicle
could sway out of control, causing a
crash. You or others could be injured or
killed, and the vehicle could be damaged.
Repairs would not be covered by the
vehicle warranty.
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 0319.
Washing the Vehicle
To preserve the vehicle's finish, wash it
often and out of direct sunlight.
Caution
Do not use petroleum-based, acidic,
or abrasive cleaning agents as they can
damage the vehicle's paint, metal,
or plastic parts. If damage occurs, it
would not be covered by the vehicle
warranty. Approved cleaning products can
be obtained from your dealer. Follow all
manufacturer directions regarding correct
product usage, necessary safety
precautions, and appropriate disposal of
any vehicle care product.

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
Service and Maintenance 319
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine, see the recommended fluids and
lubricants section in the Duramax diesel supplement.
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission (6 Speed) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (8 Speed) DEXRON-HP Automatic Transmission Fluid.
Chassis Lubrication Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL coolant. See Cooling System
0 245.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1
full synthetic is recommended. See Engine Oil0240.
Floor Shift Linkage Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front (If Equipped With Four-Wheel Drive) and Rear Axle See your dealer.
Hydraulic Brake DOT 3 Hydraulic Brake Fluid.
Key Lock Cylinders, Hood Hinges, Body Door Hinge Pins, Tailgate Hinge and Linkage,
Tailgate Handle Pivot Points, Hinges, Latch Bolt Linkage, and Fuel Door Hinge Multi-Purpose Lubricant, Superlube. See your dealer.

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
320 Service and Maintenance
UsageFluid/Lubricant
Transfer Case (If Equipped With Four-Wheel Drive) DEXRON-VI Automatic Transmission Fluid.
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 94775933 A3195C
Engine Oil Filter
I2.5L L4 Engine 12696048 PF64
I3.6L V6 Engine 55594651 PF2257G
Passenger Compartment Air Filter 23135671 CF196
Spark Plugs I2.5L L4 Engine 12627160 41-115
12646780 41-130

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
350 Index
Electrical System (cont'd)Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 243
Check Light (Malfunction Indicator) . . . . . 87
Compartment Overview . . . . . . . . . . . . . . . . 237
Coolant Temperature Gauge . . . . . . . . . . . . 85
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . 245
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 326
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 242
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . . 92
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 99
Running While Parked . . . . . . . . . . . . . . . . . 192
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 224
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 337
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . .33
Exterior Cargo Lamps . . . . . . . . . . . . . . . . . . . . 105
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . 102
Exterior Lamps Off Reminder . . . . . . . . . . . . 103 Exterior Lighting Battery Saver . . . . . . . . . . 108
F
Fan
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Filter, Engine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 243
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Flashers, Hazard Warning . . . . . . . . . . . . . . . . 104
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307
Fluid
Automatic Transmission . . . . . . . . . . . . . . . 243
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Four-Wheel Drive Transfer Case . . . . . . . . 197
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Fog Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Forward Collision Alert (FCA) System . . . . . 211
Four-Wheel Drive . . . . . . . . . . . . . . . . . . . . 197, 252
Four-Wheel-Drive Light . . . . . . . . . . . . . . . . . . . . 89
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Front Axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Heated and Ventilated . . . . . . . . . . . . . . . . . . 25
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Economy, Driving for Better . . . . . . . . . . . . 171
Filling a Portable Fuel Container . . . . . . . 216
Filling the Tank . . . . . . . . . . . . . . . . . . . . . . . . 215
Foreign Countries . . . . . . . . . . . . . . . . . . . . . . 214
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Low Fuel Warning Light . . . . . . . . . . . . 92, 93
Management, Active . . . . . . . . . . . . . . . . . . . . 191
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . 214
Recommended . . . . . . . . . . . . . . . . . . . . . . . . . 214
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Full-Size Spare Tire . . . . . . . . . . . . . . . . . . . . . . . 293
Fuses
Engine Compartment Fuse Block . . . . . . . 260
Fuses and Circuit Breakers . . . . . . . . . . . . . 259
Instrument Panel Fuse Block . . . . . . . . . . . 264
G
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254
GaugesEngine Coolant Temperature . . . . . . . . . . . . 85
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Speedometer . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

GMC Canyon/Canyon Denali Owner Manual (GMNA-Localizing-U.S./Canada-
14430430) - 2021 - CRC - 9/9/20
352 Index
Lamps (cont'd)Malfunction Indicator (Check
Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
On Reminder . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Lane Departure Warning (LDW) . . . . . . . . . . . 213
Lane Departure Warning Light . . . . . . . . . . . . 90
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . . . . . . 30
LATCH System Replacing Parts after a Crash . . . . . . . . . . . 64
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Illumination Control . . . . . . . . . . . . . . . . . . . 106
Lights Airbag Readiness . . . . . . . . . . . . . . . . . . . . . . . 86
Antilock Brake System (ABS)Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Brake System Warning . . . . . . . . . . . . . . . . . 89
Charging System . . . . . . . . . . . . . . . . . . . . . . . 87
Check Engine (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Engine Oil Pressure . . . . . . . . . . . . . . . . . . . . . 92
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 Lights (cont'd)
Four-Wheel-Drive . . . . . . . . . . . . . . . . . . . . . . . 89
Front Fog Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 93
High-Beam On . . . . . . . . . . . . . . . . . . . . . . . . . . 93
High/Low Beam Changer . . . . . . . . . . . . . . 103
Hill Descent Control . . . . . . . . . . . . . . . . . . . . 90
Lane Departure Warning . . . . . . . . . . . . . . . . 90
Low Fuel Warning . . . . . . . . . . . . . . . . . . 92, 93
Seat Belt Reminders . . . . . . . . . . . . . . . . . . . . 85
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
StabiliTrak OFF . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Tow/Haul Mode . . . . . . . . . . . . . . . . . . . . . . . . 90
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . . . . . . . . . . . 91
Traction Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Limited-Slip Differential . . . . . . . . . . . . . . . . . . 206
Locks Automatic Door . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . . 12
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Lockout Protection . . . . . . . . . . . . . . . . . . . . . . . 13
Power Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Loss of Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Low Fuel Warning Light . . . . . . . . . . . . . . 92, 93
Lower Anchors and Tethers for Children (LATCH System) . . . . . . . . . . . . . . . . 50 Lumbar Adjustment . . . . . . . . . . . . . . . . . . . . . . . .23
Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
M
Maintenance
Records . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Maintenance and Care
Additional . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316
Maintenance Schedule . . . . . . . . . . . . . . . . . . . 310 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
Transfer Case . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Malfunction Indicator Lamp . . . . . . . . . . . . . . . 87
Manual Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Map Data Updates . . . . . . . . . . . . . . . . . . . . . . . . 135
Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Media Avoiding Untrusted Devices . . . . . . . . . . . . . 119
Messages Engine Power . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Vehicle Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Mirrors Automatic Dimming Rearview . . . . . . . . . . . 17
Blind Spot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Convex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Folding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16