Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- All shifting is disabled for failure types 01 and 04, normal shifting can occur for failure types 02 and 08.
- The SERVICE 4WD indicator remains illuminated for the remainder of the current ignition cycle.