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Diagnostic Code Index

WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC B1000  B1000: Electronic Control Unit (ECU) Performance
DTC B1004  B1004: Keep Alive Memory (KAM) Reset
DTC B1007  B1007: EEPROM Write Error
DTC B1009  B1009: EEPROM Checksum Mismatch/Error
DTC U0001  High Speed CAN Communication Bus
DTC U0073  U0073: High Speed Communication Bus
DTC U0100-U0299  U0100: Lost Communication With Engine Control Module (ECM)
U0101: Lost Communication With Transmission Control Module (TCM)
DTC U1000 and U1255  U1000: Class 2 Data Link
U1255: Loss of Class 2 Communication
DTC U1001-U1254  U1016: Lost Communication With ECM/PCM
U1017: Lost Communication With Engine Control Module
U1024: Lost Communication With Transmission Control Module
U1026: Lost Communication With ATC/TCCM
U1040: Lost Communication With Electronic Brake Control Module
U1041: Lost Communication With Electronic Brake Control Module
U1064: Lost Communication With Body Control Module (BCM)
U1088: Lost Communication With Sensing and Diagnostic Module (SDM)
U1096: Loss of IPC Communications
U1097: Loss of DIC Communications
U1098: Loss of HUD Communications
U1099: Loss of HUD Communications
U1111: Lost Communication With Chime Module
U1128: Loss of IRC Communications
U1129: Loss of AMP Communications
U1133: Lost Communication With DVD Player
U1137: Lost Communication With Digital Radio Receiver
U1144: Loss of PHN Communications
U1147: Lost Communication With Onstar
U1151: Lost Communication With Onstar
U1152: Lost Communications With HVAC Control System
U1153: Lost Communication With Climate Control Panel
U1160: Loss of DDM Communications
U1161: Loss of PDM Serial Data
U1162: Lost Communications With Convenience Control System
U1166: Loss of MSM Communications
U1167: Lost Communications With Rear Seat Audio/Rear HVAC
U1173: Lost Communications With Moveable Roof Module
U1176: Loss of RFA Communications
U1192: Lost Communication With Vehicle Theft Deterrent
DTC U1300, U1301, or U1305  U1300: Class 2 Data Link Low
U1301: Class 2 Data Link High
U1305: Class 2 Data Link High or Low
DTC U2100  U2100: Controller Area Network (CAN) Bus Communication
DTC U2105-U2199  U2105: Lost Communications With Engine Control System
U2107: Lost Communications With Body Control System
U2108: Lost Communications With ABS/TCS Control System