Diagnostic Trouble Code Description

DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTCs B0001 - B0066:

DTC B0077 - B0419:

DTCs B0423 - B1420:

DTCs B1440 - B2468:

DTCs B2470 - B3145:

DTCs B3152 - C0050:

DTCs C0110 - C0585:

DTCs C0590 - P0020:

DTCs P0021 - P0117:

DTCs P0118 - P0171:

DTCs P0172 - P0270:

DTCs P0271 - P0335:

DTCs P0336 - P0454:

DTCs P0455 - P0601:

DTCs P0602 - P0700:

DTCs P0703 - P0979:

DTCs P0980 - P1822:

DTCs P1823 - P2099:

DTCs P2100 - P2307:

DTCs P2309 - U0101:

DTCs U0104 - U1194:

DTC U1255 - U2153:

This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.

The GMLAN modules on this vehicle also support DTC Symptom information. Refer to DTC Symptom Description for additional information on DTC Symptoms. Symptoms - Vehicle