GMC Terrain: Trailer Brakes - Towing Equipment - Towing - Driving and Operating - GMC Terrain Owner's ManualGMC Terrain: Trailer Brakes

Does the trailer have its own brakes? Be sure to read and follow the instructions for the trailer brakes so they are installed, adjusted, and maintained properly.

Because the vehicle has antilock brakes, do not tap into the vehicle's brake system. If this is done, both brake systems will not work well, or at all.

    Safety Chains
    Always attach chains between the vehicle and the trailer. Cross the safety chains under the tongue of the trailer to help prevent the tongue from contacting the road if it becomes separated from t ...

    Trailer Sway Control (TSC)
    The vehicle has a Trailer Sway Control (TSC) feature as part of the StabiliTrak system. If TSC detects that the trailer is swaying, the vehicle's brakes are automatically applied. When TSC ...

    See also:

    Cargo area lighting
    The cargo area lighting comes on automatically when the tailgate is opened. ...

    Key battery depletion
    Vehicles without smart key system If the wireless remote control function does not operate, the battery may be depleted. Replace the battery when necessary. Vehicles with smart key system ...

    Preparing the vehicle
    Stop the vehicle as far away as possible from traffic on solid, non-slippery and level ground. Switch on the hazard warning lamps. Firmly depress the parking brake. Bring the front wheels ...