GMC Terrain: Maintenance When Trailer Towing
The vehicle needs service more often when pulling a trailer. See this manual's Maintenance Schedule or Index for more information. Things that are especially important in trailer operation are automatic transmission fluid, engine oil, axle lubricant, belts, cooling system and brake system. Inspect these before and during the trip.
Check periodically to see that all hitch nuts and bolts are tight.
Leaving After Parking on a Hill
1. Apply and hold the brake pedal.
2. Start the engine.
3. Shift into a gear.
4. Release the parking brake.
5. Let up on the brake pedal.
6. Drive slowly until the trailer is clear of the chocks. ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions.
See Engine Overheating on page 10‑20. ...
See also:
Valet mode
When you choose the valet mode, the
alarm system does not operate. In valet
mode, the remote transmitter is used only
for locking and unlocking the doors and
rear gate and panic activation.
T ...
Electronic Brake Force Distribution (EBD) system
The EBD system maximizes the effectiveness
of the brakes by allowing the rear
brakes to supply a greater proportion of
the braking force. It functions by adjusting
the distribution of braking ...
Exterior Lighting
The exterior lamp control is located on the turn signal/lane change lever.
: Turn to operate the exterior lamps.
: Turns the exterior lamps off.
AUTO: Turns the exterior lamps on and off automat ...
