Circuit/System Verification
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2020 GMC Yukon XL, 2020 GMC Yukon, 2020 Chevrolet Tahoe, 2020 Chevrolet Suburban, and 2020 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
- With a valid and learned transmitter, press and release a button on the transmitter.
- Verify that DTC B3106 is not set.
- If DTC B3106 is set
Replace the K77 Remote Control Door Lock Receiver.
- Go to next step: If DTC B3106 is not set
- If DTC B3106 is set
- All OK.