GM Genuine Parts Body Wiring Harnesses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These harnesses are an organized set of wires, terminals, and connectors that run throughout your entire vehicle. They are designed to relay information and electrical power to your vehicle's tail lamps, brake lamps, and turn signals. 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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• Durable outer coverings help shield and protect against tough conditions, vibration, abrasions, and moisture
• Wires are color coded for easy installation
• 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
• 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
• GM regularly updates production and service part designs to integrate new materials and technologies