2002 Chevrolet Silverado 1500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2002 Chevrolet Silverado 1500
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2002 Chevrolet Silverado 1500 ProblemsHeating and AC Temperature and Air Delivery Mode Door Actuators May Fail
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.
The 4WD transfer case encoder motor position sensor or the selector switch may fail causing the service 4WD message to be displayed. Fault code(s) stored in the transfer case control module will be of assistance in determining the exact fault causing the message to be displayed.
The steering wheel position sensor may fail, resulting in the service stability message being displayed.
2002 Chevrolet Silverado 1500 Questionsac blows only on the floor, will not blow through the vents. (1 answer)
no mater which position the selector switch is in.
just started doing this the last few days since the weather warmend up
Truck sputtering while going up any grade hill but on level ground runs fine. I've changed coils, wires, plugs, knock sensors, o2 sensors, fuel pump, fuel filters. Any idea why it does this it's driving me crazy not figuring it out. Plz help!