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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 597 (Stationary Window System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Body Control Module (BCM)

Body Control Module (BCM)

WARNING: This page is about a different car, the 2004 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Rear Defog Relay

The scan tool displays On or Off. When the BCM energizes the RR DEFOG relay, the scan tool will display On. When the BCM de-energizes the RR DEFOG relay, the scan tool will display Off.

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