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(s) |
|---|---|---|
| B1017 | DTC B1017 or B3970 (Passenger Door Module (PDM)) or DTC B1017 or B3970 (Driver Door Module (DDM)) | DDM/PDM |
| B1023 | DTC B1023 | DDM/PDM |
| B1550 | DTC B1550 | DDM/PDM |
| B1720 | DTC B1720 | DDM/PDM |
| B1721 | DTC B1721 | DDM/PDM |
| B1723 | DTC B1723 | DDM/PDM |
| B1724 | DTC B1724 | DDM/PDM |
| B3808 | DTC B3808 | BCM |
| B3809 | DTC B3809 | BCM |
| B3819 | DTC B3819 | BCM |
| B3820 | DTC B3820 | BCM |
| B3821 | DTC B3821 | BCM |
| B3822 | DTC B3822 | BCM |
| B3823 | DTC B3823 | BCM |
| B3824 | DTC B3824 | BCM |