This vehicle has an anti-theft alarm system.

The indicator light, on the instrument panel near the windshield, indicates the status of the system: Off : Alarm system is disarmed.
On Solid : Vehicle is secured during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, or the liftgate is open.
Slow Flash : Alarm system is armed.
Vehicle Security
Arming the Alarm System#PIP5029E: Engine Misfires Due To Major Carbon Deposits On The Intake And/Or Exhaust Valves - (Nov 11, 2013)
Subject:Engine Misfires Due To Major Carbon Deposits On The Intake And/Or Exhaust ValvesModels: 2009-2014 Buick Enclave2009-2014 Buick Lacrosse2010-2014 Buick Regal2008-2014 Cadillac CTS, STS2010-2014 Cadillac SRX2013-2014 Cadillac ATS, XTS2008-2010 Chevrolet Cobalt SS, HHR SS2009-2014 Chevrolet Tr ...