GMC Terrain: Trailer Sway Control (TSC) - Towing - Driving and Operating - GMC Terrain Owner's ManualGMC Terrain: 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 is applying the brakes, the TCS/StabiliTrak indicator light flashes

When TSC is applying the brakes, the TCS/StabiliTrak indicator light flashes to notify the driver to reduce speed. If the trailer continues to sway, StabiliTrak will reduce engine torque to help slow the vehicle.

TSC will not function if StabiliTrak is turned off. See StabiliTrakВ® System on page 9‑36 for more information.

    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 b ...

    See also:

    Symbols in the instrument panel
    WARNING If and come on at the same time and the brake level is below the MIN mark in the reservoir or if a brake system-related message is shown in the information display: DO NOT DRIVE. ...

    Important safety notes
    WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unsupervised in the vehicle ...

    Error codes
    If an error code (1) appears in the display, take action in accordance with the table below. ...