Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The ECM stores the DTC information into memory when the diagnostic runs and fails.
The malfunction indicator lamp (MIL) will not illuminate.
The ECM records the operating conditions at the time the diagnostic fails. The ECM stores this information in the Failure Records.
The Cruise Control System is disabled.