HVAC, Manual DTCS
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
HVAC - MANUAL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B0145, B0428, or B3531 | Auxiliary HAVC Actuator Circuit |
| DTC B0248, B0263, B0408, or B0418 | HVAC Actuator Circuit |
| DTC B0414, B0424, B3761, or B3770 | HVAC Actuator Circuit |
| DTC B1375 | Device Ignition 3 (ON) Circuit |
| DTC P0530 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit |