DTC P1220 GMC
Data Circuit Malfunction
Data Circuit Malfunction
Invalid Data Received From Anti-Lock Brake System Control Module
Sensor 2 RF channel Failure
Lost Communication With Instrument Panel Cluster (IPC) Control Module
Lost Communication with ECM PCM
Class 2 Data Link Low
Abnormality in periodical signal for RR wheel speed sensor
ABS Boost Pressure Sensor and Regenerative Axle Pressure Sensor Not Plausible
No Communication With HVAC Control Module
No Fuel Level Bus Message
Power Supply (Transmission Control ECU)
Invalid Data Received From ECM PCM A