Circuit/System Verification
WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
- Replace the suspected inoperative or malfunctioning transmitter.
- Verify DTC B3935 is not set as current.
- If the DTC is set as current
Replace the K9 Body Control Module.
- If the DTC is set as history
- If the DTC is set as current
- All OK.