2002 Chevrolet Avalanche 1500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2002 Chevrolet Avalanche 1500
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2002 Chevrolet Avalanche 1500 ProblemsService 4WD Message May be Displayed
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 speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault. The warranty has been extended on some of these units to 7 years or 70,000 miles.
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.
2002 Chevrolet Avalanche 1500 QuestionsNo light on four wheel drive switch replaced and the same and no 4 wheel drive (1 answer)
I have no 4 wheel drive and no light on switch on dash
Even when it's full what do I need to do what's the problem when I hit a bump it drops down to empty then if I hit another bump it goes back up to three-quarters full and then sometimes it just stays on take her to school for a long time or empty for a long time