Car Problem Reports

GMC Sierra 1500 HD 4WD Transfer Case Position Sensor/Selector Switch May Fail

GMC Sierra 1500 HD Problem
9 Reports
Me Too

Model Years Affected: 2001, 2002, 2003, 2004, 2005

Drive Trains Affected: 4WD, Automatic Transmission

Average Mileage: 120,500 mi (72,000 mi - 180,000 mi)


The 4WD transfer case position sensor or the selector switch may fail causing the service 4WD message to be displayed.

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