B1420 CHEVROLET – Device Voltage Circuit

B1420 CHEVROLET Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B1420 CHEVROLET Possible Causes

Faulty Body Control Module (BCM),Body Control Module harness is open or shorted,Body Control Module circuit poor electrical connection

B1420 CHEVROLET Description

The Body Control Module (BCM) monitors the battery voltage on the battery voltage signal circuit. Damage to components and incorrect data may occur when the voltage is out of range.