| DTC | Diagnostic Procedure | Module | 
|---|---|---|
| B0159 | HVAC Control Module | |
| B0164 | HVAC Control Module | |
| B0169 | Auxiliary HVAC Control Module | |
| B0174 | HVAC Control Module | |
| B0179 | HVAC Control Module | |
| B0183 | BCM | |
| B0188 | BCM | |
| B0229 | HVAC Control Module | |
| B0263 | HVAC Control Module | |
| B0268 | HVAC Control Module | |
| B0408 | HVAC Control Module | |
| B0414 | HVAC Control Module | |
| B0418 | HVAC Control Module | |
| B0424 | HVAC Control Module | |
| B0429 | Auxiliary HVAC Control Module | |
| B0434 | Auxiliary HVAC Control Module | |
| B0510 | HVAC Control Module | |
| B0515 | HVAC Control Module | |
| B1375 | HVAC Control Module | |
| B3531 | Auxiliary HVAC Control Module | |
| B3579 | Auxiliary HVAC Control Module | |
| B3584 | Auxiliary HVAC Control Module | |
| B3764 | Auxiliary HVAC Control Module | |
| B3770 | HVAC Control Module | |
| P0530 | PCM |