GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Modules

P0016

DTC P0016

ECM

P0087

DTC P0087

ECM

P0088

DTC P0088

ECM

P0089

DTC P0089

ECM

P0090

DTC P0090

ECM

P0101

DTC P0101

ECM

P0102

DTC P0102

ECM

P0103

DTC P0103

ECM

P0112

DTC P0112

ECM

P0113

DTC P0113

ECM

P0116

DTC P0116

ECM

P0117

DTC P0117

ECM

P0118

DTC P0118

ECM

P0128

DTC P0128

ECM

P0168

DTC P0168

ECM

P0181

DTC P0181

ECM

P0182

DTC P0182

ECM

P0183

DTC P0183

ECM

P0192

DTC P0192

ECM

P0193

DTC P0193

ECM

P0201-P0208

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

ECM

P0234

DTC P0234

ECM

P0236

DTC P0236

ECM

P0237

DTC P0237

ECM

P0238

DTC P0238

ECM

P0300

DTC P0300

ECM

P0301-P0308

DTC P0301-P0308

ECM

P0335

DTC P0335

ECM

P0336

DTC P0336

ECM

P0340

DTC P0340

ECM

P0341

DTC P0341

ECM

P0370

DTC P0370 or P0374

ECM

P0374

DTC P0370 or P0374

ECM

P0380

DTC P0380

ECM

P0381

DTC P0381 in Instrument Panel, Gages and Console

ECM

P0401

DTC P0401

ECM

P0404

DTC P0404

ECM

P0405

DTC P0405

ECM

P0406

DTC P0406

ECM

P0461

DTC P0461 in Instrument Panel, Gages and Console

ECM

P0462

DTC P0462 in Instrument Panel, Gages and Console

ECM

P0463

DTC P0463 in Instrument Panel, Gages and Console

ECM

P0489

DTC P0489

ECM

P0490

DTC P0490

ECM

P0500

DTC P0500 in Manual Transmission - ZF S6-650

ECM

P0522

DTC P0522 in Instrument Panel, Gages and Console

ECM

P0523

DTC P0523 in Instrument Panel, Gages and Console

ECM

P0530

DTC P0530 in HVAC-Automatic

ECM

P0540

DTC P0540

ECM

P0543

DTC P0543

ECM

P0562

DTC P0562 in Engine Electrical

ECM

P0563

DTC P0563 in Engine Electrical

ECM

P0567

DTC P0567 in Cruise Control

ECM

P0568

DTC P0568 in Cruise Control

ECM

P0571

DTC P0571 in Cruise Control

ECM

P0601

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

ECM

P0602

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

ECM

P0603

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

P0611

DTC P0611

ECM

P0612

DTC P0612

ECM

P0641

DTC P0641

ECM

P0650

DTC P0650

ECM

P0651

DTC P0651

ECM

P0700

DTC P0700

ECM

P0802

DTC P0802

ECM

P0833

DTC P0833 in Manual Transmission-ZF S6-650

ECM

P1093

DTC P1093

ECM

P1094

DTC P1094

ECM

P1125

DTC P1125

ECM

P1172

DTC P1172

ECM

P1223

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1226

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1229

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1232

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1235

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1238

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1241

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1244

DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244

ECM

P1270

DTC P1270

ECM

P1404

DTC P1404

ECM

P1550

DTC P1550

ECM

P1621

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

ECM

P1626

DTC P1626 in Theft Deterent

BCM

P1631

DTC P1631 in Theft Deterent

BCM

P1637

DTC P1637 in Engine Electrical

ECM

P1658

DTC P1658

ECM

P2066

DTC P2066 In Instrument Panel, Gages and Console

ECM

P2067

DTC P2067 In Instrument Panel, Gages and Console

ECM

P2068

DTC P2068 In Instrument Panel, Gages and Console

ECM

P2122

DTC P2122

ECM

P2123

DTC P2123

ECM

P2127

DTC P2127

ECM

P2128

DTC P2128

ECM

P2132

DTC P2132

ECM

P2133

DTC P2133

ECM

P2138

DTC P2138

ECM

P2139

DTC P2139

ECM

P2140

DTC P2140

ECM

P2141

DTC P2141

ECM

P2142

DTC P2142

ECM

P2144

DTC P2144

ECM

P2145

DTC P2145

ECM

P2146

DTC P2146

ECM

P2149

DTC P2149

ECM

P2227

DTC P2227

ECM

P2228

DTC P2228

ECM

P2229

DTC P2229

ECM

P2279

DTC P2279

ECM

P2610

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

ECM

U1800

DTC U1800

ECM

U2104

DTC U2104

ECM

U2105

DTC U2105 in Automatic Transmission-Allison

TCM

U2106

DTC U2106

ECM

UXXXX

Diagnostic Trouble Code (DTC) List in Data Link Communications.

ECM, EBCM, EVO/Passlock, TCM, IPC