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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 142 (Supplemental Inflatable Restraint System) >> Diagnostic Tests >> Air Bag Warning Light Circuit Malfunction >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.

When ignition switch is turned on, AIR BAG warning light will flash 7 times, during which time Sensing and Diagnostic Module (SDM) tests SIR system. If no system faults are detected, SDM will turn AIR BAG warning light off. If a malfunction is detected, SDM will cause AIR BAG warning light to stay on.

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