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:
Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close
the vehicle with the SmartKey or using KEYLESSGO.
The position of the fuel filler cap is displayed in the instrument ...
Keyless drive
Vehicles equipped with the optional Personal
Car Communicator have the keyless drive
function, see page 63 for detailed information. ...
Convertible seats
Securing a convertible seat with a seat
belt
Do not place the convertible seat in the front passenger's seat
NOTE
Refer to pages 47 and 48 for information
on securing a child restraint using ...