GMC Sierra 2500 Problem Report
GMC Sierra 2500 Service 4WD Message May be Displayed
The 4WD transfer case position sensor or the selector switch may fail causing the service 4WD message to be displayed.
service 4 wheel drive message and lights switch to 4 low or just blink. must turn off p/u to stop and show 2 wheel. - Visitor
service 4wd light on - Visitor
The steering wheel position sensor may fail, resulting in the service stability message being d...
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The CD player may fail due to an internal fault with the radio. Our technicians tell us that i...