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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 27 (Supplemental Inflatable Restraints) >> Diagnostic Information and Procedures >> DTC B0098 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

The passenger air bag disable switch is ignition key operated to manually enable or disable the passenger instrument panel air bag. When the ignition is turned ON, ignition 1 voltage is supplied to the passenger air bag disable switch and based on the position of the switch either the passenger air bag disable switch signal circuit (ON) or the passenger air bag indicator control (OFF) circuit will be active to the inflatable restraint sensing and diagnostic module (SDM). The SDM will communicate to the instrument panel cluster (IPC) to illuminate the appropriate the ON/OFF indicator as well as enable or disable the deployment of the passenger instrument panel air bag. If a malfunction is detected, a DTC will be stored.

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