Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, and 2009 Chevrolet 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.