GMC 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:
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions.
See Engine Overheating on page 10‑20. ...
Interrupting automatic opening/closing
Automatic opening or closing the tailgate can
be interrupted in four ways:
• By pressing the button on the
lighting panel.
• By pressing the button on the
remote key.
• By pressing th ...
Event data recording
Event data recorders are capable of collecting
and storing short sequences of data during a
crash or near-crash event. The recorded
information may assist in the investigation of
such an event. Th ...