Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

All motor activity will stop.
All the transfer case shift control switch mode indicators will be commanded OFF.
The SERVICE 4WD indicator will be latched on for the remainder of the current ignition cycle.
If a new mode is requested while the DTC is present either current or history, the indicator for the mode requested will flash for 15 seconds and then go out.