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Home >> Saturn >> 2009 >> Sky Base, Automatic >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Wiring Systems And Power Management - Introduction >> Description and Operation >> Power Mode Description and Operation >> Notes
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Power Mode Description and Operation: Notes

Power to many of this vehicle's circuits are controlled by the module that is designated the power mode master (PMM). This vehicle's PMM is the body control module (BCM). The PMM controls which power mode (Run, Accessory, Crank, Retained Accessory Power, or Off) is active.