GM Service Manual Online
For 1990-2009 cars only

DTC/Description

DTC C0035 LF Wheel Speed Circuit Malfunction

DTC C0035 LF Wheel Speed Circuit Malfunction

DTC C0040 RF Wheel Speed Circuit Malfunction

DTC C0040 RF Wheel Speed Circuit Malfunction

DTC C0045 LR Wheel Speed Circuit Malfunction

DTC C0045 LR Wheel Speed Circuit Malfunction

DTC C0050 RR Wheel Speed Circuit Malfunction

DTC C0050 RR Wheel Speed Circuit Malfunction

DTC C0060 LF ABS Solenoid #1 Circuit Malfunction

DTC C0065 LF ABS Solenoid #2 Circuit Malfunction

DTC C0070 RF ABS Solenoid #1 Circuit Malfunction

DTC C0075 RF ABS Solenoid #2 Circuit Malfunction

DTC C0080 LR ABS Solenoid #1 Circuit Malfunction

DTC C0085 LR ABS Solenoid #2 Circuit Malfunction

DTC C0090 RR ABS Solenoid #1 Circuit Malfunction

DTC C0095 RR ABS Solenoid #2 Circuit Malfunction

DTC C0110 Pump Motor Circuit Malfunction

DTC C0121 Valve Relay Circuit Malfunction

DTC C0141 Left TCS Solenoid #1 Circuit Malfunction

DTC C0146 Left TCS Solenoid #2 Circuit Malfunction

DTC C0151 Right TCS Solenoid #1 CKT Malfunction

DTC C0156 Right TCS Solenoid #2 CKT Malfunction

DTC C0161 ABS/TCS Brake Switch Circuit Malfunction

DTC C0245 Wheel Speed Sensor Frequency Error

DTC C0550 ECU Malfunction

DTC C0800 Device Power #1 Circuit Malfunction

DTC U2100 CAN Bus Communication Malfunction. Refer to Diagnostic System Check - Data Link Communications in Data Link Communications

DTC U2103 Fewer Controllers on Bus Than Programmed. Refer to Diagnostic System Check - Data Link Communications in Data Link Communications

DTC U2104 CAN Bus Reset Counter Overrun. Refer to Diagnostic System Check - Data Link Communications in Data Link Communications

DTC U2105 Lost Communications with Engine Control Module. Refer to Diagnostic System Check - Data Link Communications in Data Link Communications

DTC U2106 Lost Communications with Transmission Control Module. Refer to Diagnostic System Check - Data Link Communications in Data Link Communications