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Diagnostic Trouble Code: B0021
Diagnostic Trouble Code Name: Passenger Side Deployment Loop
Vehicle Make: Chevrolet
Vehicle Model: Cruze (J300)
Diagnostic Code Entered By: ZerOne
Diagnostic Code Entered On: Wed Oct 06, 2010 11:00 pm
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Please Note: The DTC Information provided has been randomly generated.
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Diagnostic Trouble Code Description:
All Doors Lock Circuit
Possible Sensor Faults
Body Control Module
Possible Related Diagnostic Trouble Codes
DTC B3125, B3130, or B3135
Circuit / System Description
The body control module (BCM) controls the driver and passenger door latches. When the BCM receives a driver door unlock, passenger door unlock or all door lock command, it will provide voltage to the appropriate door lock circuits and ground to the opposite door lock circuits causing the actuator to perform the lock or unlock function.
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