DTC Descriptor
WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B101D
-
Electronic Control Unit Hardware
- DTC B101D 3C
-
Electronic Control Unit Hardware Performance Internal Communications Failure
For symptom byte information, refer to Symptom Byte List