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Home >> Cadillac >> 2009 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 117 (Battery, Charging System And Starting System) >> Description and Operation >> Charging System Description and Operation >> Headlamp Mode
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Headlamp Mode

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The BCM will enter Headlamp Mode when ever the headlamps are ON (high or low beams). Voltage will be regulated between 13.9-14.5 volts

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