GM Genuine Parts Water in Fuel Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors send an electrical signal to the Engine Control Module (ECM) and/or dashboard lamp when water is detected in your vehicle's fuel supply. 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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• Sends an electrical signal when water is detected in vehicle's fuel supply
• 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