Electric Trailer Brake Control Wiring Provisions

GMC Acadia / GMC Acadia Owners Manual / Driving and Operating / Towing / Towing Equipment / Electric Trailer Brake Control Wiring Provisions

These wiring provisions for an electric trailer brake controller are included with the vehicle as part of the trailer wiring package.

The instrument panel contains blunt cut wires behind the steering column for the electric trailer brake controller. The harness contains the following wires:
• Red/Black: Power Supply
• White: Brake Switch Signal
• Gray: Illumination
• Dark Blue: Trailer Brake Signal
• Black: Ground

The electric trailer brake controller should be installed by your dealer or a qualified service center.

    See also:

    Collision Alert
    When your vehicle approaches another vehicle too rapidly, the red FCA display will flash and sound several beeps. When this occurs, the brake system prepares for driver braking to occur more rap ...

    Power Mirrors
    To adjust the mirrors: 1. Move the selector switch to L (left) or R (right) to choose the driver or passenger mirror. 2. Press the arrows on the control pad to move each mirror in the desired di ...

    Antilock Brake System (ABS) Warning Light
    The ABS warning light comes on briefly when the ignition key is turned to ON/RUN. This is normal. If the light does not come on then, have it fixed so it will be ready to warn you if there is a pro ...