Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- A short to ground in the driver door lock actuator unlock control circuit is no longer detected by the BCM when the BCM is commanding the driver door lock actuator to unlock the door lock.
- A history DTC B3127 will clear after 100 consecutive ignition cycles if the condition for the malfunction is no longer present.
- A scan tool may be used to clear the DTC.