Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM will not illuminate the malfunction indicator lamp (MIL).
- The ECM will store the conditions present when the DTC set as Failure Records data only.
- The ECM will send a class 2 serial data message to the IPC and DIC to illuminate the charge indicator or display a charging message.