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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Battery, Charging System And Starting System) >> Description and Operation >> Charging System Description and Operation >> Charging System Modes >> Headlamp Mode

Headlamp Mode

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

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