Conditions for Setting the DTC
WARNING: This page is about a different car, the 2009 Saturn Outlook, 2009 GMC Acadia, 2009 Chevrolet Traverse, and 2009 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
The object alarm module detects that one of the three indicator control circuits or the B+ circuit is shorted to ground.