GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1996
🢒
GMC C Pickup - 2WD
🢒 DTC
Diagnostic Trouble Codes
Diagnostic Trouble Codes
DTC P0101 Mass Air Flow (MAF) Sensor Performance
DTC P0101 Mass Air Flow (MAF) Sensor Performance
DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency
DTC P0106 Manifold Absolute Pressure (MAP) System Performance
DTC P0106 Manifold Absolute Pressure (MAP) System Performance
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 Accelerator Pedal Position (APP) Sensor 1 Circuit Performance
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0122 Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0123 Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0131 HO2S Circuit Low Voltage Bank 1 Sensor 1
DTC P0131 HO2S Circuit Low Voltage Bank 1 Sensor 1
DTC P0132 HO2S Circuit High Voltage Bank 1 Sensor 1
DTC P0132 HO2S Circuit High Voltage Bank 1 Sensor 1
DTC P0133 HO2S Slow Response Bank 1 Sensor 1
DTC P0133 HO2S Slow Response Bank 1 Sensor 1
DTC P0134 HO2S Circuit Insufficient Activity Bank 1 Sensor 1
DTC P0134 HO2S Circuit Insufficient Activity Bank 1 Sensor 1
DTC P0135 HO2S Heater Performance Bank 1 Sensor 1
DTC P0135 HO2S Heater Performance Bank 1 Sensor 1
DTC P0137 HO2S Circuit Low Voltage Bank 1 Sensor 2
DTC P0137 HO2S Circuit Low Voltage Bank 1 Sensor 2
DTC P0138 HO2S Circuit High Voltage Bank 1 Sensor 2
DTC P0138 HO2S Circuit High Voltage Bank 1 Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Bank 1 Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Bank 1 Sensor 2
DTC P0141 HO2S Heater Performance Bank 1 Sensor 2
DTC P0141 HO2S Heater Performance Bank 1 Sensor 2
DTC P0143 HO2S Circuit Low Voltage Bank 1 Sensor 3
DTC P0143 HO2S Circuit Low Voltage Bank 1 Sensor 3
DTC P0144 HO2S Circuit High Voltage Bank 1 Sensor 3
DTC P0144 HO2S Circuit High Voltage Bank 1 Sensor 3
DTC P0146 HO2S Circuit Insufficient Activity Bank 1 Sensor 3
DTC P0146 HO2S Circuit Insufficient Activity Bank 1 Sensor 3
DTC P0147 HO2S Heater Performance Bank 1 Sensor 3
DTC P0147 HO2S Heater Performance Bank 1 Sensor 3
DTC P0151 HO2S Circuit Low Voltage Bank 2 Sensor 1
DTC P0151 HO2S Circuit Low Voltage Bank 2 Sensor 1
DTC P0152 HO2S Circuit High Voltage Bank 2 Sensor 1
DTC P0152 HO2S Circuit High Voltage Bank 2 Sensor 1
DTC P0153 HO2S Slow Response Bank 2 Sensor 1
DTC P0153 HO2S Slow Response Bank 2 Sensor 1
DTC P0154 HO2S Circuit Insufficient Activity Bank 2 Sensor 1
DTC P0154 HO2S Circuit Insufficient Activity Bank 2 Sensor 1
DTC P0155 HO2S Heater Performance Bank 2 Sensor 1
DTC P0155 HO2S Heater Performance Bank 2 Sensor 1
DTC P0157 HO2S Circuit Low Voltage Bank 2 Sensor 2
DTC P0158 HO2S Circuit High Voltage Bank 2 Sensor 2
DTC P0160 HO2S Circuit Insufficient Activity Bank 2 Sensor 2
DTC P0161 HO2S Heater Performance Bank 2 Sensor 2
DTC P0171 Fuel Trim System Lean Bank 1
DTC P0171 Fuel Trim System Lean Bank 1
DTC P0172 Fuel Trim System Rich Bank 1
DTC P0172 Fuel Trim System Rich Bank 1
DTC P0174 Fuel Trim System Lean Bank 2
DTC P0174 Fuel Trim System Lean Bank 2
DTC P0175 Fuel Trim System Rich Bank 2
DTC P0175 Fuel Trim System Rich Bank 2
DTC P0182 Fuel Temperature Sensor Circuit Low Voltage
DTC P0183 Fuel Temperature Sensor Circuit High Voltage
DTC P0215 Engine Shutoff (ESO) Solenoid Control Circuit
DTC P0216 Injection Timing Control Circuit
DTC P0218 Transmission Fluid Overtemperature
DTC P0219 Engine Overspeed
DTC P0220 Accelerator Pedal Position (APP) Sensor 2 Circuit
DTC P0221 Accelerator Pedal Position (APP) Sensor 2 Circuit Performance
DTC P0222 Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage
DTC P0223 Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage
DTC P0225 Accelerator Pedal Position (APP) Sensor 3 Circuit
DTC P0226 Accelerator Pedal Position (APP) Sensor 3 Circuit Performance
DTC P0227 Accelerator Pedal Position (APP) Sensor 3 Circuit Low Voltage
DTC P0228 Accelerator Pedal Position (APP) Sensor 3 Circuit High Voltage
DTC P0231 Fuel Pump Feedback Circuit Low Voltage
DTC P0236 Turbocharger Boost System Performance
DTC P0237 Turbocharger Boost Sensor Circuit Low Voltage
DTC P0238 Turbocharger Boost Sensor Circuit High Voltage
DTC P0251 Injection Pump Cam Sensor Circuit
DTC P0263 Cylinder 8 Balance System
DTC P0266 Cylinder 7 Balance System
DTC P0269 Cylinder 2 Balance System
DTC P0272 Cylinder 6 Balance System
DTC P0275 Cylinder 5 Balance System
DTC P0278 Cylinder 4 Balance System
DTC P0281 Cylinder 3 Balance System
DTC P0284 Cylinder 1 Balance System
DTC P0300 Engine Misfire Detected
DTC P0300 Engine Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0302 Cylinder 2 Misfire Detected
DTC P0302 Cylinder 2 Misfire Detected
DTC P0303 Cylinder 3 Misfire Detected
DTC P0303 Cylinder 3 Misfire Detected
DTC P0304 Cylinder 4 Misfire Detected
DTC P0304 Cylinder 4 Misfire Detected
DTC P0305 Cylinder 5 Misfire Detected
DTC P0305 Cylinder 5 Misfire Detected
DTC P0306 Cylinder 6 Misfire Detected
DTC P0306 Cylinder 6 Misfire Detected
DTC P0307 Cylinder 7 Misfire Detected
DTC P0308 Cylinder 8 Misfire Detected
DTC P0325 Knock Sensor (KS) Circuit
DTC P0325 Knock Sensor (KS) Circuit
DTC P0327 Knock Sensor (KS) Circuit
DTC P0327 Knock Sensor (KS) Circuit
DTC P0335 Crankshaft Position (CKP) Sensor Circuit
DTC P0336 Crankshaft Position (CKP) Sensor Performance
DTC P0336 Crankshaft Position (CKP) Sensor Performance
DTC P0337 Crankshaft Position (CKP) Sensor Circuit Low Duty Cycle
DTC P0337 Crankshaft Position (CKP) Sensor Circuit Low Duty Cycle
DTC P0338 Crankshaft Position (CKP) Sensor Circuit High Duty Cycle
DTC P0338 Crankshaft Position (CKP) Sensor Circuit High Duty Cycle
DTC P0339 Crankshaft Position (CKP) Sensor Circuit Intermittent
DTC P0339 Crankshaft Position (CKP) Sensor Circuit Intermittent
DTC P0340 Camshaft Position (CMP) Sensor Circuit
DTC P0340 Camshaft Position (CMP) Sensor Circuit
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0370 Timing Reference High Resolution System Performance
DTC P0380 Glow Plug Feedback Circuit
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0404 Exhaust Gas Recirculation (EGR) Open Position Performance
DTC P0405 Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage
DTC P0406 Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage
DTC P0410 Secondary Air Injection (AIR) System
DTC P0420 Catalyst System Low Efficiency Bank 1
DTC P0420 Catalyst System Low Efficiency Bank 1
DTC P0430 Catalyst System Low Efficiency Bank 2
DTC P0441 Evaporative Emission (EVAP) System No Flow During Purge
DTC P0441 Evaporative Emission (EVAP) System No Flow During Purge
DTC P0500 Vehicle Speed Sensor (VSS) Circuit
DTC P0500 Vehicle Speed Sensor (VSS) Circuit
DTC P0501 Vehicle Speed Sensor (VSS) Performance
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0506 Idle Speed Low
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0507 Idle Speed High
DTC P0560 System Voltage
DTC P0560 System Voltage
DTC P0567 Cruise Control Resume Switch Circuit
DTC P0568 Cruise Control Set Switch Circuit
DTC P0571 Cruise Control Brake Switch Circuit
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0606 Control Module Internal Performance
DTC P0704 Clutch Switch Circuit
DTC P0704 Clutch Switch Circuit
DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input
DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input
DTC P0713 Transmission Fluid Temperature (TFT) Sensor Circuit High Input
DTC P0713 Transmission Fluid Temperature (TFT) Sensor Circuit High Input
DTC P0716 Input Speed Sensor CKT Range/Performance
DTC P0717 Input Speed Sensor Circuit No Signal
DTC P0719 Brake Switch Circuit Low Input
DTC P0719 Brake Switch Circuit Low Input
DTC P0722 Output Speed Sensor Circuit Low Input
DTC P0723 Output Speed Sensor Intermittent
DTC P0724 Brake Switch Circuit High Input
DTC P0724 Brake Switch Circuit High Input
DTC P0741 TCC System Stuck Off
DTC P0742 TCC System Stuck On
DTC P0742 TCC System Stuck On
DTC P0748 Pressure Control Solenoid Circuit Electrical
DTC P0748 Pressure Control Solenoid Circuit Electrical
DTC P0751 1-2 Shift Solenoid Valve Performance
DTC P0751 1-2 Shift Solenoid Valve Performance
DTC P0753 1-2 Shift Solenoid Circuit Electrical
DTC P0753 1-2 Shift Solenoid Circuit Electrical
DTC P0756 2-3 (B) Shift Solenoid Performance
DTC P0756 2-3 (B) Shift Solenoid Performance
DTC P0758 2-3 (B) Shift Solenoid Electrical
DTC P0758 2-3 (B) Shift Solenoid Electrical
DTC P1106 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage
DTC P1106 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage
DTC P1107 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage
DTC P1107 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage
DTC P1111 Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage
DTC P1111 Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage
DTC P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
DTC P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
DTC P1114 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage
DTC P1114 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage
DTC P1115 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage
DTC P1115 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage
DTC P1121 Throttle Position (TP) Sensor Circuit Intermittent High Voltage
DTC P1121 Throttle Position (TP) Sensor Circuit Intermittent High Voltage
DTC P1122 Throttle Position (TP) Sensor Circuit Intermittent Low Voltage
DTC P1122 Throttle Position (TP) Sensor Circuit Intermittent Low Voltage
DTC P1125 Accelerator Pedal Position (APP) System
DTC P1133 HO2S Insufficient Switching Bank 1 Sensor 1
DTC P1133 HO2S Insufficient Switching Bank 1 Sensor 1
DTC P1134 HO2S Transition Time Ratio Bank 1 Sensor 1
DTC P1134 HO2S Transition Time Ratio Bank 1 Sensor 1
DTC P1153 HO2S Insufficient Switching Bank 2 Sensor 1
DTC P1153 HO2S Insufficient Switching Bank 2 Sensor 1
DTC P1154 HO2S Transition Time Ratio Bank 2 Sensor 1
DTC P1154 HO2S Transition Time Ratio Bank 2 Sensor 1
DTC P1214 Injection Pump Timing Offset
DTC P1216 Fuel Solenoid Response Time Too Short
DTC P1217 Fuel Solenoid Response Time Too Long
DTC P1218 Injection Pump Calibration Circuit
DTC P1345 Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation
DTC P1345 Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation
DTC P1351 Ignition Coil Control Circuit High Voltage
DTC P1351 Ignition Coil Control Circuit High Voltage
DTC P1361 Ignition Coil Control Circuit Low Voltage
DTC P1361 Ignition Coil Control Circuit Low Voltage
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance
DTC P1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance
DTC P1415 Secondary Air Injection (AIR) System Bank 1
DTC P1416 Secondary Air Injection (AIR) System Bank 2
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1508 Idle Speed Low - Idle Air Control (IAC) System Not Responding
DTC P1508 Idle Speed Low - Idle Air Control (IAC) System Not Responding
DTC P1509 Idle Speed High - Idle Air Control (IAC) System Not Responding
DTC P1509 Idle Speed High - Idle Air Control (IAC) System Not Responding
DTC P1621 Control Module Long Term Memory Performance
DTC P1627 Control Module Analog to Digital Performance
DTC P1635 5 Volt Reference Circuit
DTC P1641 Malfunction Indicator Lamp (MIL) Control Circuit
DTC P1653 Exhaust Gas Recirculation (EGR) Vent Solenoid Control Circuit
DTC P1654 Service Throttle Soon Lamp Control Circuit
DTC P1655 Exhaust Gas Recirculation (EGR) Solenoid Control Circuit
DTC P1656 Wastegate Solenoid Control Circuit
DTC P1810 Pressure Switch Assembly Malfunction
DTC P1810 TFP Valve Position Switch Circuit
DTC P1811 Maximum Adapt and Long Shift
DTC P1812 Transmission Fluid Overtemperature
DTC P1812 Transmission Fluid Overtemperature
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1864 TCC Solenoid Electrical
DTC P1870 Transmission Component Slipping
DTC P1870 Transmission Component Slipping
DTC P1871 Undefined Gear Ratio
DTC P1875 4 Wheel Drive Switch Circuit
DTC P1875 4WD Low Switch Circuit Electrical
DTC P1886 3-2 SS Valve Assembly CKT Electrical