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Home >> GMC >> 2003 >> Sierra Denali AWD V8-6.0L VIN N >> Repair and Diagnosis >> Body and Frame >> Body Control Systems >> Body Control Module >> Description and Operation >> Power Mode Master Module (PMM)
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Power Mode Master Module (PMM)

On vehicles that have several control modules connected by serial data circuits, one module is the Power Mode Master (PMM). On this vehicle the PMM is the Body Control Module (BCM).
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