Conditions for Setting the DTC
WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The transfer case shift control module will test the motor circuits and determine that there are no motor circuit faults existing.
- The transfer case shift control module has attempted to shift to a requested mode/range and has failed to reach the desired position.
- The transfer case shift control module has performed a default shift to 4LO or 4HI.