GM Genuine Parts Door Lock Knobs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These knobs are attached to the exposed end of the rod that is attached to the door lock cam on the latch assembly. The rod is extended through an opening in the door trim panel to provide access to the vehicle occupants to operate the lock cam. 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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• Aligns tail light assembly components
• Prevents unsightly gaps
• 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