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Home >> Buick >> 2019 >> LaCrosse Base >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Controls >> Description and Operation >> Generator Control Module Description and Operation >> 14 V Power Module

14 V Power Module

Location 

The 14 V power module is a non-serviceable device that is part of the generator control module.

Operating Functions 

The 14 V power module is the device which converts high voltage (86 V) DC to low voltage (12 V) DC for accessory electrical operation and to charge the 12 volt accessory battery. The 14 V power module will typically charge the 12 volt system at approximately 14.5 volts with a max power output of 1800 watts. The 14 V power module is not programmable.