GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

P0101

DTC P0101

PCM

P0102

DTC P0102

PCM

P0103

DTC P0103

PCM

P0106

DTC P0106

PCM

P0107

DTC P0107

PCM

P0108

DTC P0108

PCM

P0112

DTC P0112

PCM

P0113

DTC P0113

PCM

P0116

DTC P0116

PCM

P0117

DTC P0117

PCM

P0118

DTC P0118

PCM

P0120

DTC P0120

PCM

P0125

DTC P0125

PCM

P0128

DTC P0128

PCM

P0131

DTC P0131 or P0151

PCM

P0132

DTC P0132 or P0152

PCM

P0133

DTC P0133 or P0153

PCM

P0134

DTC P0134 or P0154

PCM

P0135

DTC P0135, P0141, P0155, or P0161

PCM

P0137

DTC P0137 or P0157

PCM

P0138

DTC P0138 or P0158

PCM

P0140

DTC P0140 or P0160

PCM

P0141

DTC P0135, P0141, P0155, or P0161

PCM

P0151

DTC P0131 or P0151

PCM

P0152

DTC P0132 or P0152

PCM

P0153

DTC P0133 or P0153

PCM

P0154

DTC P0134 or P0154

PCM

P0155

DTC P0135, P0141, P0155, or P0161

PCM

P0157

DTC P0137 or P0157

PCM

P0158

DTC P0138 or P0158

PCM

P0160

DTC P0140 or P0160

PCM

P0161

DTC P0135, P0141, P0155, or P0161

PCM

P0171

DTC P0171 or P0174

PCM

P0172

DTC P0172 or P0175

PCM

P0174

DTC P0171 or P0174

PCM

P0175

DTC P0172 or P0175

PCM

P0200

DTC P0200

PCM

P0218

DTC P0218 in Automatic Transmission -- Allison

TCM

P0220

DTC P0220

PCM

P0230

DTC P0230

PCM

P0300

DTC P0300

PCM

P0315

DTC P0315

PCM

P0325

DTC P0325

PCM

P0327

DTC P0327 or P0332

PCM

P0332

DTC P0327 or P0332

PCM

P0335

DTC P0335

PCM

P0336

DTC P0336

PCM

P0341

DTC P0341

PCM

P0342

DTC P0342

PCM

P0343

DTC P0343

PCM

P0351-P0358

DTC P0351-P0358

PCM

P0401

DTC P0401

PCM

P0404

DTC P0404

PCM

P0405

DTC P0405

PCM

P0420

DTC P0420 or P0430

PCM

P0430

DTC P0420 or P0430

PCM

P0442

DTC P0442

PCM

P0443

DTC P0443

PCM

P0446

DTC P0446

PCM

P0449

DTC P0449

PCM

P0452

DTC P0452

PCM

P0453

DTC P0453

PCM

P0455

DTC P0455

PCM

P0461

DTC P0461 in Instrument Panel, Gages, and Console

PCM, IPC

P0462

DTC P0462 in Instrument Panel, Gages, and Console

PCM, IPC

P0463

DTC P0463 in Instrument Panel, Gages, and Console

PCM, IPC

P0496

DTC P0496

PCM

P0500

DTC P0500 in Manual Transmission-ZF S6-650

PCM

P0506

DTC P0506 or P0507

PCM

P0507

DTC P0506 or P0507

PCM

P0522

DTC P0522 in Instrument Panel, Gages, and Console

PCM

P0523

DTC P0523 in Instrument Panel, Gages, and Console

PCM

P0561

DTC P0561 in Automatic Transmission -- Allison

PCM

P0562

DTC P0562 in Engine Electrical

PCM

P0563

DTC P0563 in Engine Electrical

PCM

P0567

DTC P0567 in Cruise Control

PCM

P0568

DTC P0568 in Cruise Control

PCM

P0571

DTC P0571 in Cruise Control

PCM

P0601

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

PCM

P0602

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

PCM

P0604

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

PCM

P0606

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

PCM

P0608

DTC P0608 in Instrument Panel, Gages, and Console

PCM, IPC

P0609

DTC C0235-C0237 or P0609 in Antilock Brakes

EBCM

P0615

DTC P0615 in Engine Electrical

PCM

P0641

DTC P0641

PCM

P0650

DTC P0650

PCM

P0651

DTC P0651

PCM

P0654

DTC P0654 in Instrument Panel, Gages, and Console

PCM, IPC

P0700

DTC P0700

PCM, TCM

P0701

DTC P0701 in Automatic Transmission -- Allison

TCM

P0703

DTC P0703 in Automatic Transmission -- Allison

TCM

P0704

DTC P0704 in Manual Transmission-ZF S6-650

PCM

P0706

DTC P0706 in Automatic Transmission-4L80E

PCM

P0708

DTC P0708 in Automatic Transmission -- Allison

TCM

P0711

DTC P0711 in Automatic Transmission -- Allison

TCM

P0712

DTC P0712 in Automatic Transmission -- Allison

TCM

P0713

DTC P0713 in Automatic Transmission -- Allison

TCM

P0716

DTC P0716 in Automatic Transmission -- Allison

TCM

P0717

DTC P0717 in Automatic Transmission -- Allison

TCM

P0721

DTC P0721 in Automatic Transmission -- Allison

TCM

P0722

DTC P0722 in Automatic Transmission -- Allison

TCM

P0726

DTC P0726 in Automatic Transmission -- Allison

TCM

P0727

DTC P0727 in Automatic Transmission -- Allison

TCM

P0731

DTC P0731 in Automatic Transmission -- Allison

TCM

P0732

DTC P0732 in Automatic Transmission -- Allison

TCM

P0733

DTC P0733 in Automatic Transmission -- Allison

TCM

P0734

DTC P0734 in Automatic Transmission -- Allison

TCM

P0735

DTC P0735 in Automatic Transmission -- Allison

TCM

P0736

DTC P0736 in Automatic Transmission -- Allison

TCM

P0741

DTC P0741 in Automatic Transmission -- Allison

TCM

P0742

DTC P0742 in Automatic Transmission -- Allison

TCM

P0743

DTC P0743 in Automatic Transmission -- Allison

TCM

P0746

DTC P0746 in Automatic Transmission -- Allison

TCM

P0747

DTC P0747 in Automatic Transmission -- Allison

TCM

P0748

DTC P0748 in Automatic Transmission -- Allison

TCM

P0763

DTC P0763 in Automatic Transmission -- Allison

TCM

P0768

DTC P0768 in Automatic Transmission -- Allison

TCM

P0773

DTC P0773 in Automatic Transmission -- Allison

TCM

P0776

DTC P0776 in Automatic Transmission -- Allison

TCM

P0777

DTC P0777 in Automatic Transmission -- Allison

TCM

P0778

DTC P0778 in Automatic Transmission -- Allison

TCM

P0802

DTC P0802

PCM

P0836

DTC P0836 in Automatic Transmission -- Allison

TCM

P0840

DTC P0840 in Automatic Transmission -- Allison

TCM

P0841

DTC P0841 in Automatic Transmission -- Allison

TCM

P0842

DTC P0842 in Automatic Transmission -- Allison

TCM

P0843

DTC P0843 in Automatic Transmission -- Allison

TCM

P0845

DTC P0845 in Automatic Transmission -- Allison

TCM

P0846

DTC P0846 in Automatic Transmission -- Allison

TCM

P0847

DTC P0847 in Automatic Transmission -- Allison

TCM

P0848

DTC P0848 in Automatic Transmission -- Allison

TCM

P0870

DTC P0870 in Automatic Transmission -- Allison

TCM

P0871

DTC P0871 in Automatic Transmission -- Allison

TCM

P0872

DTC P0872 in Automatic Transmission -- Allison

TCM

P0873

DTC P0873 in Automatic Transmission -- Allison

TCM

P0875

DTC P0875 in Automatic Transmission -- Allison

TCM

P0876

DTC P0876 in Automatic Transmission -- Allison

TCM

P0880

DTC P0880 in Automatic Transmission -- Allison

TCM

P1106

DTC P1106

PCM

P1107

DTC P1107

PCM

P1111

DTC P1111

PCM

P1112

DTC P1112

PCM

P1114

DTC P1114

PCM

P1115

DTC P1115

PCM

P1125

DTC P1125

PCM

P1133

DTC P1133 or P1153

PCM

P1153

DTC P1133 or P1153

PCM

P1172

DTC P1172

PCM

P1258

DTC P1258 in Engine Cooling

PCM

P1380

DTC P1380

PCM

P1381

DTC P1381

PCM

P1404

DTC P1404

PCM

P1514

DTC P1514

PCM

P1515

DTC P1515

PCM

P1516

DTC P1516

PCM

P1518

DTC P1518

PCM

P1571

DTC P1571 in Automatic Transmission- Allison

PCM

P1574

DTC P1574 in Cruise Control

PCM

P1626

DTC P1626 in Theft Deterrent

PCM, VTD

P1631

DTC P1631 in Theft Deterrent

PCM, VTD

P1637

DTC P1637 in Engine Electrical

PCM

P1638

DTC P1638 in Engine Electrical

PCM

P1683

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

PCM

P1688

DTC P1688 in Automatic Transmission -- Allison

TCM

P1779

DTC P1779 in Automatic Transmission -- Allison

TCM

P1875

DTC P1875 in Automatic Transmission - 4L80-E/4L85-E

PCM, TCM

P2066

DTC P2066 in Instrument Panel, Gages, and Console

PCM, IPC

P2067

DTC P2067 in Instrument Panel, Gages, and Console

PCM, IPC

P2068

DTC P2068 in Instrument Panel, Gages, and Console

PCM, IPC

P2108

DTC P2108

PCM

P2120

DTC P2120

PCM

P2121

DTC P2121

PCM

P2125

DTC P2125

PCM

P2135

DTC P2135

PCM

U2105

DTC U2105 in Automatic Transmission -- Allison

PCM

UXXXX

Scan Tool Does Not Communicate with Class 2 Device in Data Link Communications

PCM, ATC, SDM, IPC, BCM, EBCM, SCM, HVAC