GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

P0030

DTC P0030, P0036, P0050, or P0056

ECM

P0031

DTC P0031, P0037, P0051, or P0057

ECM

P0032

DTC P0032, P0038, P0052, or P0058

ECM

P0036

DTC P0030, P0036, P0050, or P0056

ECM

P0037

DTC P0031, P0037, P0051, or P0057

ECM

P0038

DTC P0032, P0038, P0052, or P0058

ECM

P0050

DTC P0030, P0036, P0050, or P0056

ECM

P0051

DTC P0031, P0037, P0051, or P0057

ECM

P0052

DTC P0032, P0038, P0052, or P0058

ECM

P0056

DTC P0030, P0036, P0050, or P0056

ECM

P0057

DTC P0031, P0037, P0051, or P0057

ECM

P0058

DTC P0032, P0038, P0052, or P0058

ECM

P0101

DTC P0101

ECM

P0102

DTC P0102

ECM

P0103

DTC P0103

ECM

P0106

DTC P0106

ECM

P0107

DTC P0107

ECM

P0108

DTC P0108

ECM

P0111

DTC P0111

ECM

P0112

DTC P0112

ECM

P0113

DTC P0113

ECM

P0116

DTC P0116

ECM

P0117

DTC P0117

ECM

P0118

DTC P0118

ECM

P0119

DTC P0119

ECM

P0121

DTC P0121

ECM

P0122

DTC P0122

ECM

P0123

DTC P0123

ECM

P0125

DTC P0125

ECM

P0128

DTC P0128

ECM

P0131

DTC P0131 or P0151

ECM

P0132

DTC P0132 or P0152

ECM

P0133

DTC P0133 or P0153

ECM

P0134

DTC P0134 or P0154

ECM

P0137

DTC P0137 or P0157

ECM

P0138

DTC P0138 or P0158

ECM

P0139

DTC P0139 or P0159

ECM

P0140

DTC P0140 or P0160

ECM

P0151

DTC P0131 or P0151

ECM

P0152

DTC P0132 or P0152

ECM

P0153

DTC P0133 or P0153

ECM

P0154

DTC P0134 or P0154

ECM

P0157

DTC P0137 or P0157

ECM

P0158

DTC P0138 or P0158

ECM

P0159

DTC P0139 or P0159

ECM

P0160

DTC P0140 or P0160

ECM

P0171

DTC P0171 or P0174

ECM

P0172

DTC P0172 or P0175

ECM

P0174

DTC P0171 or P0174

ECM

P0175

DTC P0172 or P0175

ECM

P0222

DTC P0222

ECM

P0223

DTC P0223

ECM

P0230

DTC P0230

ECM

P0261

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0262

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0264

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0265

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0267

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0268

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0270

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0271

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0273

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0274

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0276

DTC P0261, P0264, P0267, P0270, P0273, or P0276

ECM

P0277

DTC P0262, P0265, P0268, P0271, P0274, or P0277

ECM

P0300

DTC P0300

ECM

P0301

DTC P0301-P0306

ECM

P0302

DTC P0301-P0306

ECM

P0303

DTC P0301-P0306

ECM

P0304

DTC P0301-P0306

ECM

P0305

DTC P0301-P0306

ECM

P0306

DTC P0301-P0306

ECM

P0329

DTC P0329

ECM

P0334

DTC P0334

ECM

P0335

DTC P0335

ECM

P0336

DTC P0336

ECM

P0337

DTC P0337

ECM

P0341

DTC P0341

ECM

P0342

DTC P0342

ECM

P0351

DTC P0351-P0356

ECM

P0352

DTC P0351-P0356

ECM

P0353

DTC P0351-P0356

ECM

P0354

DTC P0351-P0356

ECM

P0355

DTC P0351-P0356

ECM

P0356

DTC P0351-P0356

ECM

P0400

DTC P0400

ECM

P0401

DTC P0401

ECM

P0402

DTC P0402

ECM

P0403

DTC P0403

ECM

P0404

DTC P0404

ECM

P0405

DTC P0405

ECM

P0406

DTC P0406

ECM

P0420

DTC P0420 or P0430

ECM

P0430

DTC P0420 or P0430

ECM

P0441

DTC P0441

ECM

P0442

DTC P0442

ECM

P0444

DTC P0444

ECM

P0445

DTC P0445

ECM

P0447

DTC P0447

ECM

P0448

DTC P0448

ECM

P0451

DTC P0451

ECM

P0452

DTC P0452

ECM

P0453

DTC P0453

ECM

P0454

DTC P0454

ECM

P0455

DTC P0455

ECM

P0456

DTC P0456

ECM

P0461

DTC P0461 in Instrument Panel, Gages, and Console

ECM, IPC

P0462

DTC P0462 in Instrument Panel, Gages, and Console

ECM, IPC

P0463

DTC P0463 in Instrument Panel, Gages, and Console

ECM, IPC

P0480

DTC P0480 or P0481 in Engine Cooling

ECM

P0481

DTC P0480 or P0481 in Engine Cooling

ECM

P0501

DTC P0501

ECM, TCM

P0510

DTC P0510

ECM

P0532

DTC P0532 or P0533 in HVAC Systems - Manual

ECM

P0533

DTC P0532 or P0533 in HVAC Systems - Manual

ECM

P0562

DTC P0562 in Engine Electrical

ECM

P0563

DTC P0563 in Engine Electrical

ECM

P0601

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610

ECM

P0604

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610

ECM

P0605

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610

ECM

P0646

DTC P0646 or P0647 in HVAC Systems - Manual

ECM

P0647

DTC P0646 or P0647 in HVAC Systems - Manual

ECM

P0650

DTC P0650

ECM

P0654

DTC P0654

ECM

P0656

DTC P0656

ECM

P0661

DTC P0661

ECM

P0662

DTC P0662

ECM

P0700

DTC P0700

ECM, TCM

P1171

DTC P1171 or P1174

ECM

P1172

DTC P1172 or P1175

ECM

P1174

DTC P1171 or P1174

ECM

P1175

DTC P1172 or P1175

ECM

P1231

DTC P1231

ECM

P1320

DTC P1320

ECM

P1321

DTC P1321

ECM

P1382

DTC P1382

ECM

P1504

DTC P1504

ECM

P1562

DTC P1562

ECM

P1563

DTC P1563

ECM

P1610

DTC P1610

ECM

P1611

DTC P1611

ECM

P1615

DTC P1615

ECM

P1628

DTC P1628

ECM

P1629

DTC P1629

ECM

P1650

DTC P1650

ECM

P1668

DTC P1668

ECM

P2096

DTC P2096 or P2098

ECM

P2098

DTC P2096 or P2098

ECM

P2101

DTC P2101

ECM

P2118

DTC P2118

ECM

P2119

DTC P2119

ECM

P2422

DTC P2422

ECM

UXXXX

Scan Tool Does Not Communicate with Component in Data Link Communications

ECM, EBCM, IPC, TCM