Possible Causes
| Possible Causes |
|---|
| VEHICLE CONFIGURATION NOT STORED IN THE TOTALLY INTEGRATED POWER MODULE (TIPM) |
| CONTROL MODULE INSTALLED IN INCORRECT VEHICLE |
| A/C HEATER CONTROL |
Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to HVAC PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .