GM Genuine Parts Hood Contact Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These switches trigger the armed vehicle alarm system when the hood is open. They are designed to prevent the battery or alarm siren from being disconnected to disarm the alarm system. 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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• Triggers the armed vehicle alarm system when the hood is open
• 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