gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Body Control Module: Description and Operation
BCM Controlled/Aided Functions

The BCM controls/aids the following functions. For additional circuit information and descriptions, refer to the appropriate sub-system.

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RKE Remote Keyless Entry/Panic Alarm/LOCKING and UNLOCKING of Doors/Lockout Prevention

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DRL Daytime Running Lamps/Auto Headlamps/Exterior Lighting

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VTD Vehicle Theft Deterrent/Passlock(TM) System

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Inadvertent Power Relay/Battery Rundown Protection

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RAP Retained Accessory Power

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Interior Lighting

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Audible Warnings

Detailed descriptions of functions reside within the respective sub-subsystem circuit description and operation.

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