WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Circuit
Short to Ground
Open/High Resistance
Short to Voltage
Signal Performance
Hazard Switch Signal
2
1
1
-
Driver Information Center Ground
-
1
1
-
1. Hazard Lamps Inoperative 2. Hazard Lamps Always On