Helps prevent coolant from leaking from the engine
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
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Silverado 6.6L 2011, Genuine GM Parts Engine Coolant Thermostat Seal (12680544) by ACDelco. This trustworthy and highly reliable ACDelco product ensures top quality and provides efficient and long lasting operation without any loss of performance.
