Action Taken When the DTC Sets

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The encoder motor will be deactivated for the remainder of the current ignition cycle.
The transfer case shift control switch will illuminate the current mode position LED.
No further mode changes shall be allowed.
The TCCM will store freeze frame data.
The SERVICE 4WD indicator remains illuminated for the remainder of the current ignition cycle.