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Home >> Chevrolet >> 2005 >> Uplander Base, Van Cargo Extended >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Description And Operation >> Charging System Description and Operation >> Charging System Operation >> Battery Sulfation Mode
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Battery Sulfation Mode

The BCM will enter this mode when the interpreted generator output voltage is less than 13.2 volts, for 45 minutes. Once in this mode, the BCM will set a targeted output voltage of 13.8 volts, for 5 minutes. The BCM will then determine which mode to enter depending on voltage requirements.