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Home >> Chevrolet >> 2005 >> Uplander Base, Van Cargo Extended >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Diagnostic Information And Procedures >> DTC B1327 >> Circuit Description
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Circuit Description

The body control module (BCM) has an internal voltage sensor with a dedicated circuit that measures the battery voltage to determine if it is above 9 volts.

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