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 malfunction indicator lamp (MIL) will not illuminate.
The PTO module records the operating conditions at the time the diagnostic fails. The PTO module stores this information in the Snapshot Records.