GM Genuine Parts Engine Coolant Thermostat Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These kits help control the flow of coolant through your vehicle's radiator to help enable your vehicle's engine to reach and maintain its normal operating temperature. These kits include the necessary components for installation. 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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• Controls the flow of coolant through your vehicle's radiator to help it reach and maintain optimal operating temperature
• 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