Diagnostic Trouble Code (DTC) List
WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. 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) |
|---|---|---|
| U1000 | DTC U1000 and U1255 | BCM, DIC, IPC, Radio, OnStar Module, SDM |
| U1016 | DTC U1001-U1254 | BCM, DIC, EBCM, IPC, OnStar Module, SDM |
| U1040 | DTC U1001-U1254 | BCM, DIC, IPC, PCM, SDM |
| U1064 | DTC U1001-U1254 | DIC, IPC, Radio, PCM, SDM, OnStar Module |
| U1088 | DTC U1001-U1254 | IPC, OnStar Module |
| U1096 | DTC U1001-U1254 | DIC, OnStar Module, SDM |
| U1128 | DTC U1001-U1254 | OnStar Module |
| U1255 | DTC U1000 and U1255 | EBCM, PCM |
| U1300 | DTC U1300, U1301, or U1305 | BCM, DIC, EBCM, OnStar Module, PCM, Radio, SDM, |
| U1301 | DTC U1300, U1301, or U1305 | BCM, DIC, EBCM, OnStar Module, PCM, Radio, SDM, |
| U1305 | DTC U1300, U1301, or U1305 | BCM, DIC, EBCM, OnStar Module, PCM, Radio, SDM, |