Data Link Communication 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.
DATA LINK COMMUNICATION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC U1000 | Class 2 Data Link |
| DTC U1001 | U1254: Module U1XXX Communication |
| DTC U1300, U1301, or U1305 | Class 2 Data Link Shorted |