GM Service Manual Online
For 1990-2009 cars only

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

DTC

DTC Descriptor

Modules that sets the DTC

Diagnostic Procedure

P0010

Camshaft Position (CMP) Actuator Solenoid Control Circuit

ECM

Go to DTC P0010

P0011

Camshaft Position (CMP) System Performance

ECM

Go to DTC P0011

P0016

Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation

ECM

Go to DTC P0016

P0030

HO2S Heater Control Circuit Bank 1 Sensor 1

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P0036

HO2S Heater Control Circuit Bank 1 Sensor 2

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P0050

HO2S Heater Control Circuit Bank 2 Sensor 1

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0053

HO2S Heater Resistance Bank 1 Sensor 1

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P0054

HO2S Heater Resistance Bank 1 Sensor 2

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P0056

HO2S Heater Control Circuit Bank 2 Sensor 2

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0059

HO2S Heater Resistance Bank 2 Sensor 1

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0060

HO2S Heater Resistance Bank 2 Sensor 2

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0068

Throttle Body Air Flow Performance

ECM

Go to DTC P0068 or P0121

P0101

Mass Air Flow (MAF) Sensor Performance

ECM

Go to DTC P0101 or P1101

P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

ECM

Go to DTC P0102 or P0103

P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

ECM

Go to DTC P0102 or P0103

P0106

Manifold Absolute Pressure (MAP) Sensor Performance

ECM

Go to DTC P0106

P0107

Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage

ECM

Go to DTC P0107 or P0108

P0108

Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

ECM

Go to DTC P0107 or P0108

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

ECM

Go to DTC P0112 or P0113

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

ECM

Go to DTC P0112 or P0113

P0116

Engine Coolant Temperature (ECT) Sensor Performance

ECM

Go to DTC P0116

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

ECM

Go to DTC P0117 or P0118

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

ECM

Go to DTC P0117 or P0118

P0120

Throttle Position (TP) Sensor 1 Circuit

ECM

Go to DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135

P0128

Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature

ECM

Go to DTC P0128

P0131

HO2S Circuit Low Voltage Bank 1 Sensor 1

ECM

Go to DTC P0131, P0132, P0137, or P0138

P0132

HO2S Circuit High Voltage Bank 1 Sensor 1

ECM

Go to DTC P0131, P0132, P0137, or P0138

P0133

HO2S Slow Response Bank 1 Sensor 1

ECM

Go to DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P0134

HO2S Circuit Insufficient Activity Bank 1 Sensor 1

ECM

Go to DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P0135

HO2S Heater Performance Bank 1 Sensor 1

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P0137

HO2S Circuit Low Voltage Bank 1 Sensor 2

ECM

Go to DTC P0131, P0132, P0137, or P0138

P0138

HO2S Circuit High Voltage Bank 1 Sensor 2

ECM

Go to DTC P0131, P0132, P0137, or P0138

P013A

HO2S Circuit High Voltage Bank 1 Sensor 2

ECM

DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P013B

HO2S Slow Response Lean to Rich Bank 1 Sensor 2

ECM

DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P013C

HO2S Slow Response Rich to Lean bank 2 Sensor 2

ECM

DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P013D

HO2S Slow Response Lean to Rich Bank 2 Sensor 2

ECM

DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P013E

HO2S Delayed Response Rich to Lean Bank 1 Sensor 2

ECM

DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P013F

HO2S Delayed Response Lean to Rich Bank 1 Sensor 2

ECM

DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P0140

HO2S Circuit Insufficient Activity Bank 1 Sensor 2

ECM

Go to DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P0141

HO2S Heater Performance Bank 1 Sensor 2

ECM

Go to DTC P0030, P0036, P0053, P0054, P0135, or P0141

P014A

HO2S Delayed Response Rich to Lean Bank 2 Sensor 2

ECM

DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P014B

HO2S Delayed Response Lean to Rich Bank 2 Sensor 2

ECM

DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P0151

HO2S Circuit Low Voltage Bank 2 Sensor 1

ECM

Go to DTC P0151, P0152, P0157, or P0158

P0152

HO2S Circuit High Voltage Bank 2 Sensor 1

ECM

Go to DTC P0151, P0152, P0157, or P0158

P0153

HO2S Slow Response Bank 2 Sensor 1

ECM

Go to DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P0154

HO2S Circuit Insufficient Activity Bank 2 Sensor 1

ECM

Go to DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P0155

HO2S Heater Performance Bank 2 Sensor 1

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0157

HO2S Circuit Low Voltage Bank 2 Sensor 2

ECM

Go to DTC P0151, P0152, P0157, or P0158

P0158

HO2S Circuit High Voltage Bank 2 Sensor 2

ECM

Go to DTC P0151, P0152, P0157, or P0158

P0160

HO2S Circuit Insufficient Activity Bank 2 Sensor 2

ECM

Go to DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P0161

HO2S Heater Performance Bank 2 Sensor 2

ECM

Go to DTC P0050, P0056, P0059, P0060, P0155, or P0161

P0171

Fuel Trim System Lean Bank 1

ECM

Go to DTC P0171, P0172, P0174, or P0175

P0172

Fuel Trim System Rich Bank 1

ECM

Go to DTC P0171, P0172, P0174, or P0175

P0174

Fuel Trim System Lean Bank 2

ECM

Go to DTC P0171, P0172, P0174, or P0175

P0175

Fuel Trim System Rich Bank 2

ECM

Go to DTC P0171, P0172, P0174, or P0175

P0201

Injector 1 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0202

Injector 2 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0203

Injector 3 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0204

Injector 4 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0205

Injector 5 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0206

Injector 6 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0207

Injector 7 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0208

Injector 8 Control Circuit

ECM

Go to DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208

P0220

Throttle Position (TP) Sensor 2 Circuit

ECM

Go to DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135

P0230

Fuel Pump Relay Control Circuit

ECM

Go to DTC P0230

P0300

Engine Misfire Detected

ECM

Go to DTC P0300-P0308

P0301

Cylinder 1 Misfire Detected

ECM

Go to DTC P0300-P0308

P0302

Cylinder 2 Misfire Detected

ECM

Go to DTC P0300-P0308

P0303

Cylinder 3 Misfire Detected

ECM

Go to DTC P0300-P0308

P0304

Cylinder 4 Misfire Detected

ECM

Go to DTC P0300-P0308

P0305

Cylinder 5 Misfire Detected

ECM

Go to DTC P0300-P0308

P0306

Cylinder 6 Misfire Detected

ECM

Go to DTC P0300-P0308

P0307

Cylinder 7 Misfire Detected

ECM

Go to DTC P0300-P0308

P0308

Cylinder 8 Misfire Detected

ECM

Go to DTC P0300-P0308

P0315

Crankshaft Position (CKP) System Variation Not Learned

ECM

Go to DTC P0315

P0324

Knock Sensor (KS) Module Performance

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0325

Knock Sensor (KS) 1 Circuit Bank 1

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0326

Knock Sensor (KS) Performance

 

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0327

Knock Sensor (KS) Circuit Low Voltage Bank 1

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0328

Knock Sensor (KS) Circuit High Voltage Bank 1

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0330

Knock Sensor (KS) Circuit Bank 2

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0332

Knock Sensor (KS) Circuit Low Voltage Bank 2

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0333

Knock Sensor (KS) Circuit High Voltage Bank 2

ECM

Go to DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333

P0335

Crankshaft Position (CKP) Sensor Circuit

ECM

Go to DTC P0335

P0336

Crankshaft Position (CKP) Sensor Performance

ECM

Go to DTC P0336

P0341

Camshaft Position (CMP) Sensor Performance

ECM

Go to DTC P0341

P0351

Ignition Coil 1 Control Circuit

ECM

Go to DTC P0351-P0358

P0352

Ignition Coil 2 Control Circuit

ECM

Go to DTC P0351-P0358

P0353

Ignition Coil 3 Control Circuit

ECM

Go to DTC P0351-P0358

P0354

Ignition Coil 4 Control Circuit

ECM

Go to DTC P0351-P0358

P0355

Ignition Coil 5 Control Circuit

ECM

Go to DTC P0351-P0358

P0356

Ignition Coil 6 Control Circuit

ECM

Go to DTC P0351-P0358

P0357

Ignition Coil 7 Control Circuit

ECM

Go to DTC P0351-P0358

P0358

Ignition Coil 8 Control Circuit

ECM

Go to DTC P0351-P0358

P0420

Catalyst System Low Efficiency Bank 1

ECM

Go to DTC P0420 or P0430

P0430

Catalyst System Low Efficiency Bank 2

ECM

Go to DTC P0420 or P0430

P0442

Evaporative Emission (EVAP) System Small Leak Detected

ECM

Go to DTC P0442

P0443

Evaporative Emission (EVAP) Purge Solenoid Control Circuit

ECM

Go to DTC P0443 or P0449

P0446

Evaporative Emission (EVAP) Vent System Performance

ECM

Go to DTC P0446

P0449

Evaporative Emission (EVAP) Vent Solenoid Control Circuit

ECM

Go to DTC P0443 or P0449

P0451

Fuel Tank Pressure (FTP) Sensor Performance

ECM

Go to DTC P0451, P0452, P0453, or P0454

P0452

Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage

ECM

Go to DTC P0451, P0452, P0453, or P0454

P0453

Fuel Tank Pressure (FTP) Sensor Circuit High Voltage

ECM

Go to DTC P0451, P0452, P0453, or P0454

P0454

Fuel Tank Pressure (FTP) Sensor Intermittent

ECM

Go to DTC P0451, P0452, P0453, or P0454

P0455

Evaporative Emission (EVAP) System

ECM

Go to DTC P0455

P0496

Evaporative Emission (EVAP) System Flow During Non-Purge

ECM

Go to DTC P0496

P0506

Idle Speed Low

ECM

Go to DTC P0506 or P0507

P0507

Idle Speed High

ECM

Go to DTC P0506 or P0507

P0601

Control Module Read Only Memory (ROM)

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0602

Control Module Not Programmed

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0603

Control Module Long Term Memory Reset

ECM

DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0604

Control Module Random Access Memory (RAM)

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0606

Control Module Internal Performance

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0607

Control Module Performance

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610

P0650

Malfunction Indicator Lamp (MIL) Control Circuit

ECM

Go to DTC P0650

P0700

Transmission Control Module (TCM) Requested MIL Illumination

ECM

Go to DTC P0700

P1133

HO2S Insufficient Switching Bank 1 Sensor 1

ECM

Go to DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P1134

HO2S Transition Time Ratio Bank 1 Sensor 1

ECM

Go to DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00

P1153

HO2S Insufficient Switching Bank 2 Sensor 1

ECM

Go to DTC P013C, P013D, P014A, P014B, P0153, P0154, P0160, P1153, P2272, P2273, or P2A03

P1258

Engine Coolant Overtemperature-Protection Mode Active

ECM

DTC P1258

P1380

Misfire Detected - Rough Road Data Not Available

ECM

Go to DTC P1380 or P1381

P1381

Misfire Detected - No Communication With Brake Control Module

ECM

Go to DTC P1380 or P1381

P1516

Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance

ECM

Go to DTC P1516, P2101, P2119, or P2176

P2101

Control Module Throttle Actuator Position Performance

ECM

Go to DTC P1516, P2101, P2119, or P2176

P2120

Accelerator Pedal Position (APP) Sensor 1 Circuit

ECM

Go to DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138

P2125

Accelerator Pedal Position (APP) Sensor 2 Circuit

ECM

Go to DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138

P2135

Throttle Position (TP) Sensor 1-2 Correlation

ECM

Go to DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135

P2138

Accelerator Pedal Position (APP) Sensor 1-2 Correlation

ECM

Go to DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138

P2610

Control Module Ignition Off Timer Performance

ECM

Go to DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610