General Motors Genuine Parts 84377721 Transfer Case Two/Four Wheel Drive Actuator Position Sensor
Special Features
- Helps ensure accurate readings of the transfer case range position
- Allows for your vehicle to switch between two-wheel drive and 4WD
- 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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