Possible Causes
| Possible Causes |
|---|
| CONTROLLER AREA NETWORK (CAN) COMMUNICATION DTCS PRESENT |
| VEHICLE CONFIGURATION NOT STORED IN THE BODY CONTROL MODULE (BCM) |
| VEHICLE CONFIGURATION NOT STORED IN THE HVAC MODULE |
| CONTROL MODULE INSTALLED IN WRONG VEHICLE |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .