Controls the current to the 4WD activator, engaging the transfer case
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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CERTAINTY STARTS HERE - ACDelco maintenance and repair parts are tested to rigorous standards and backed by GM so you and your vehicle can go the distance.
