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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 93 (Instrument Panel System Displays And Gauges) >> Description and Operation >> Door Ajar Indicator Description and Operation >> Left Rear Door Ajar And Right Rear Door Ajar

Left Rear Door Ajar And Right Rear Door Ajar

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The body control module (BCM) receives a discrete inputs from both the left and right rear door and liftgate ajar switches to indicate the status of the doors and liftgate. The BCM then communicates this status to the instrument panel cluster (IPC) via LAN message. The IPC, upon receipt of this LAN message, will illuminate the appropriate door ajar message in the driver information center (DIC) and also send a LAN message to the radio to activate the door ajar audible warning when the following conditions are met:

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