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.

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