Diagnostic Trouble Code (DTC) List
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.
Diagnostic Trouble Code (DTC) List
| DTC |
Diagnostic Procedure |
Module |
| B0145 |
DTC B0145, B0428, or B3531 |
Auxiliary HVAC Control Module |
| B0159 |
DTC B0159 or B0164 |
HVAC Control Module |
| B0164 |
DTC B0159 or B0164 |
HVAC Control Module |
| B0174 |
DTC B0174, B0179, B0510, or B0515 |
HVAC Control Module |
| B0179 |
DTC B0174, B0179, B0510, or B0515 |
HVAC Control Module |
| B0183 |
DTC B0183 or B0188 |
BCM |
| B0188 |
DTC B0183 or B0188 |
BCM |
| B0229 |
DTC B0229, B0414, B0424, B3761, or B3770 |
HVAC Control Module |
| B0248 |
DTC B0248, B0263, B0268, B0408, or B0418 |
HVAC Control Module |
| B0263 |
DTC B0248, B0263, B0268, B0408, or B0418 |
HVAC Control Module |
| B0268 |
DTC B0248, B0263, B0268, B0408, or B0418 |
HVAC Control Module |
| B0408 |
DTC B0248, B0263, B0268, B0408, or B0418 |
HVAC Control Module |
| B0414 |
DTC B0229, B0414, B0424, B3761, or B3770 |
HVAC Control Module |
| B0418 |
DTC B0248, B0263, B0268, B0408, or B0418 |
HVAC Control Module |
| B0424 |
DTC B0229, B0414, B0424, B3761, or B3770 |
HVAC Control Module |
| B0428 |
DTC B0145, B0428, or B3531 |
Auxiliary HVAC Control Module |
| B0510 |
DTC B0174, B0179, B0510, or B0515 |
HVAC Control Module |
| B0515 |
DTC B0174, B0179, B0510, or B0515 |
HVAC Control Module |
| B1375 |
DTC B1375 |
HVAC Control Module |
| B2815 |
DTC B2815 |
BCM |
| B3531 |
DTC B0145, B0428, or B3531 |
Auxiliary HVAC Control Module |
| B3761 |
DTC B0229, B0414, B0424, B3761, or B3770 |
HVAC Control Module |
| B3770 |
DTC B0229, B0414, B0424, B3761, or B3770 |
HVAC Control Module |
| P0530 |
DTC P0530 |
PCM |