Diagnostic Trouble Code (DTC) List
WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic Trouble Code Index
| DTC | Diagnostic Procedure | Module(s) |
|---|---|---|
| B3137 | DTC B3137 or B3138 | BCM |
| B3138 | DTC B3137 or B3138 | BCM |
| B3147 | DTC B3147 or B3148 | BCM |
| B3148 | DTC B3147 or B3148 | BCM |