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Home >> Cadillac >> 2001 >> Catera V6-3.0L VIN R >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Description and Operation >> Power Mode Master Operation >> General Information
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General Information

The Power Mode Master (PMM) controls the power modes of other vehicle modules/systems. The PMM delivers either a class 2 command (Serial Data Power Mode), or a discrete power feed (Battery Guard) to control the power mode of the modules/systems throughout the vehicle.
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