GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Climate Controls 159
2. Disconnect the glove box doordamper (1) from the glove box
door assembly by squeezing
the pivot (2) to release the
damper ring.3. Squeeze both sides of theglove box bin inward to lower
beyond the stops.
4. Remove the two screwssecuring the door.
5. Press the latches on either side of the service door inward to
release. Open the service door
and remove the old filter.
6. Install the new air filter.
7. Close the service door completely.
8. Reverse the steps to reinstall the glove box.
See your dealer if additional
assistance is needed.
Service
All vehicles have a label underhood
that identifies the refrigerant used in
the vehicle. The refrigerant system
should only be serviced by trained
and certified technicians. The air
conditioning evaporator should
never be repaired or replaced by
one from a salvage vehicle.
It should only be replaced by a new
evaporator to ensure proper and
safe operation.
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/5/19
Vehicle Care 277
3. Lift the hood and release thehood prop rod from its retainer
in the front of the engine
compartment. Securely insert
the rod end into the slot
marked with an arrow, on the
underside of the hood.
To close the hood: 1. Before closing the hood, be sure all filler caps are on
properly, and all tools are
removed. 2. Lift the hood and remove the
hood prop rod from the
underside of the hood. Return
the prop rod to its retainer. The
prop rod must click into place
when returning it to the retainer
to prevent hood damage.
3. Lower the hood 20 cm (8 in) above the vehicle and release
it. Check to make sure the
hood is latched completely.
Repeat this process with
additional force if necessary.
{Warning
Do not drive the vehicle if the
hood is not latched completely.
The hood could open fully, block
your vision, and cause a crash.
You or others could be injured.
Always close the hood completely
before driving.
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/5/19
Vehicle Care 355
Dolly Towing
(Front-Wheel-Drive Vehicles)
Tow the vehicle with the two rear
wheels on the ground and the front
wheels on a dolly.
To tow the vehicle from the front
with the rear wheels on the ground:1. Put the front wheels on the dolly.
2. Shift the transmission to P (Park). See Shifting Into Park
0 187.
3. Set the parking brake.
4. Secure the vehicle to the dolly. 5. Follow the dolly manufacturer's
instructions for preparing the
vehicle and dolly for towing.
6. Open the driver door and leave it open.
7. Shift to N (Neutral).
8. Ensure the parking brake is released.
9. Turn off the vehicle and release the brake pedal.
10. The vehicle should continue to be in N (Neutral). If it is not,
restart the engine and repeat
Steps 6-8.
11. Release the hood.
12. Lock the vehicle doors, with the driver door still open.
13. Exit the vehicle with the RKE transmitter.
14. Open the hood.
15. Disconnect the negative (–) terminal connector from the
12-volt battery.
16. Close and latch the hood.
17. Close the driver door.
Caution
If 105 km/h (65 mph) is exceeded
while towing the vehicle, it could
be damaged. Never exceed
105 km/h (65 mph) while towing
the vehicle.
Towing the Vehicle from
the Rear
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Service and Maintenance 377
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
UsageFluid/Lubricant
Automatic Transmission DEXRON-VI Automatic Transmission Fluid.
Diesel Exhaust Aftertreatment System Diesel Exhaust Fluid (GM Part No. 19286291, in Canada 88865751) or diesel exhaust fluid that meets ISO 22241 or displays the API Diesel
Exhaust Fluid Certification Mark.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See Cooling System 0290.
Engine Oil (Diesel) Engine oil meeting the dexos2 specification of the proper SAE viscosity
grade. ACDelco dexos2 is recommended. See Engine Oil0283.
Engine Oil (Gasoline) Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil
0 283.
Hood and Door Hinges, and Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and
Release Pawl Lubriplate Lubricant Aerosol (GM Part No. 89021668, in
Canada 89021674) or lubricant meeting requirements of NLGI #2,
Category LB or GC-LB.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127).
Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 19351882, in Canada 19351883).
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-13556230) - 2020 - CRC - 9/4/19
Index 415
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 303
Hazard Warning Flashers . . . . . . . 147
Head Restraints . . . . . . . . . . . . . . . . . 37
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . 303
Automatic . . . . . . . . . . . . . . . . . . . . . 147
Bulb Replacement . . . . . . . . . . . . 303
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 146
Flash-to-Pass . . . . . . . . . . . . . . . . . 146
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 304
High-Beam On Light . . . . . . . . . . 123
High/Low Beam Changer . . . . . 146
Lamps On Reminder . . . . . . . . . 123
Heated Rear Seats . . . . . . . . . . . . . . . . . . . . . 49
Steering Wheel . . . . . . . . . . . . . . . . . 95
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Heated Mirrors . . . . . . . . . . . . . . . . . . . 30
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . 186
Heating . . . . . . . . . . . . . . . . . . . . 153, 155
High-Beam On Light . . . . . . . . . . . . 123
Hill and Mountain Roads . . . . . . . . 172
Hill Descent Control (HDC) . . . . . 213 Hill Descent Control Light . . . . . . . 119
Hill Start Assist (HSA) . . . . . . . . . . 209
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . 51
HVAC . . . . . . . . . . . . . . . . . . . . . . 153, 155
I
Ignition Positions . . . . . . . . . . . . . . . 179
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 28
Indicator
Pedestrian Ahead . . . . . . . . . . . . 120
Vehicle Ahead . . . . . . . . . . . . . . . . .119
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 72
Information
Publication Ordering . . . . . . . . . . 394
Infotainment . . . . . . . . . . . . . . . . . . . . 152
Infotainment System . . . . . . . . . . . . 398
Instrument Cluster . . . . . . . . . 103, 107
Instrument Panel Overview . . . . . . . 5
Interior Rearview Mirrors . . . . . . . . . 31
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 349
K
Keyless EntryRemote (RKE) System . . . . . . . . . . 8
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . 316
Lamps Courtesy . . . . . . . . . . . . . . . . . . . . . . 149
Daytime Running (DRL) . . . . . . 146
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 149
Exterior Controls . . . . . . . . . . . . . . 144
Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . 151
Front Turn Signal . . . . . . . . . . . . . 304
License Plate . . . . . . . . . . . . . . . . . 305
Malfunction Indicator
(Check Engine) . . . . . . . . . . . . . .115
On Reminder . . . . . . . . . . . . . . . . . 123
Reading . . . . . . . . . . . . . . . . . . . . . . 149
Taillamps . . . . . . . . . . . . . . . . . . . . . 304
Lane Change Alert (LCA) . . . . . . . 243
Lane Keep Assist (LKA) . . . . . . . . 245
Lane Keep Assist Light . . . . . . . . . 119
Lap-Shoulder Belt . . . . . . . . . . . . . . . 53
LATCH System Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . 84