GM Genuine Parts Trailer Lamp Control Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Trailer Lamp Control Modules enable operation of tow trailer lamps in conjunction with your vehicle's lamp. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

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• This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
• Enables operation of tow trailer lamps in conjunction with your vehicle's lamp
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies