Test Description
WARNING: This page is about a different car, the 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 2. Determine the position of the Front Axle Switch.
- 3. Helps determine if the front axle will not engage.
- 4. Helps determine if the front axle will not disengage.