GM Service Manual Online
For 1990-2009 cars only

DTC

Definition

C0035 (Low or High)

DTC C0035 LF Wheel Speed Circuit Malfunction

C0035 (No Signal)

DTC C0035 LF Wheel Speed Circuit Malfunction

C0040 (Low or High)

DTC C0040 RF Wheel Speed Circuit Malfunction

C0040 (No Signal)

DTC C0040 RF Wheel Speed Circuit Malfunction

C0045 (Low or High)

DTC C0045 LR Wheel Speed Circuit Malfunction

C0045 (No Signal)

DTC C0045 LR Wheel Speed Circuit Malfunction

C0050 (Low or High)

DTC C0050 RR Wheel Speed Circuit Malfunction

C0050 (No Signal)

DTC C0050 RR Wheel Speed Circuit Malfunction

C0060

DTC C0060 LF ABS Solenoid #1 Circuit Malfunction

C0065

DTC C0065 LF ABS Solenoid #2 Circuit Malfunction

C0070

DTC C0070 RF ABS Solenoid #1 Circuit Malfunction

C0075

DTC C0075 RF ABS Solenoid #2 Circuit Malfunction

C0080

DTC C0080 LR ABS Solenoid #1 Circuit Malfunction

C0085

DTC C0085 LR ABS Solenoid #2 Circuit Malfunction

C0090

DTC C0090 RR ABS Solenoid #1 Circuit Malfunction

C0095

DTC C0095 RR ABS Solenoid #2 Circuit Malfunction

C0110

DTC C0110 Pump Motor Circuit Malfunction

C0121

DTC C0121 Valve Relay Circuit Malfunction

C0141

DTC C0141 Left TCS Solenoid #1 Circuit Malfunction

C0146

DTC C0146 Left TCS Solenoid #2 Circuit Malfunction

C0151

DTC C0151 Right TCS Solenoid #1 CKT Malfunction

C0156

DTC C0156 Right TCS Solenoid #2 CKT Malfunction

C0161

DTC C0161 ABS/TCS Brake Switch Circuit Malfunction

C0236

DTC C0236 TCS RPM Signal Circuit Malfunction

C0241

DTC C0241 PCM Indicated Requested Torque Malf

C0244

DTC C0244 PWM Delivered Torque Malfunction

C0245

DTC C0245 Wheel Speed Sensor Frequency Error

C0550

DTC C0550 ECU Malfunction

C0551

DTC C0551 Option Configuration Error

C0800

DTC C0800 Device Power #1 Circuit Malfunction