Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The PTOM stores the DTC information into memory when this diagnostic runs and fails.
The malfunction indicator lamp (MIL) will not illuminate.
PTO becomes disabled until the next ignition cycle.
The remote engine start function defaults back to disabled.