Air Bag Warning Light
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
Ignition switch applies battery voltage to AIR BAG warning light. SDM controls light AIR BAG warning light operation. When ignition is turned on, AIR BAG warning light will flash 7 times while Sensing and Diagnostic Module (SDM) checks SIR system for malfunctions. If SIR system is okay, AIR BAG warning light will then turn off. During vehicle operation, AIR BAG warning light warns driver of malfunctions which could potentially affect SIR system operation.