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:
Hill Descent Control (HDC) – If Equipped
HDC is only intended for low speed off-road driving.
HDC maintains vehicle speed while descending hills in
off-road driving conditions by applying the brakes when
necessary.
When enabled, HDC se ...
Drip wipe
If the drip wipe function is configured, the
wipers will operate four seconds after a
wash/wipe cycle has finished, to clear any
remaining drips from the windscreen.
This function can be enabled ...
Control buttons
Control buttons
The control buttons for the Bluetooth® Hands-
Free Phone System are located on the steering
wheel.
PHONE SEND
Push the button to initiate a VR
session or
answer an inco ...