Diagnostic Trouble Code (DTC) List
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 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)) 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 |