GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

P0101

DTC P0101 in Engine Controls in the C/K Pickup Service Manual

DTC P0101

PCM

AF ECM

P0102

DTC P0102 in Engine Controls in the C/K Pickup Service Manual

DTC P0102

PCM

AF ECM

P0103

DTC P0103 in Engine Controls in the C/K Pickup Service Manual

DTC P0103

PCM

AF ECM

P0106

DTC P0106 in Engine Controls in the C/K Pickup Service Manual

DTC P0106

PCM

AF ECM

P0107

DTC P0107 in Engine Controls in the C/K Pickup Service Manual

DTC P0107

PCM

AF ECM

P0108

DTC P0108 in Engine Controls in the C/K Pickup Service Manual

DTC P0108

PCM

AF ECM

P0112

DTC P0112 in Engine Controls in the C/K Pickup Service Manual

DTC P0112

PCM

AF ECM

P0113

DTC P0113 in Engine Controls in the C/K Pickup Service Manual

DTC P0113

PCM

AF ECM

P0116

DTC P0116 in Engine Controls in the C/K Pickup Service Manual

PCM

P0117

DTC P0117 in Engine Controls in the C/K Pickup Service Manual

DTC P0117

PCM

AF ECM²

P0118

DTC P0118 in Engine Controls in the C/K Pickup Service Manual

DTC P0118

PCM

AF ECM²

P0121

DTC P0121 in Engine Controls in the C/K Pickup Service Manual

DTC P0121

PCM

AF ECM²

P0122

DTC P0122 in Engine Controls in the C/K Pickup Service Manual

DTC P0122

PCM

AF ECM

P0123

DTC P0123 in Engine Controls in the C/K Pickup Service Manual

DTC P0123

PCM

AF ECM

P0125

DTC P0125 in Engine Controls in the C/K Pickup Service Manual

DTC P0125

PCM

AF ECM

P0128

DTC P0128 in Engine Controls in the C/K Pickup Service Manual

PCM

P0131

DTC P0131 or P0151 in Engine Controls in the C/K Pickup Service Manual

DTC P0131 or P0151

PCM¹

AF ECM

P0132

DTC P0132 or P0152 in Engine Controls in the C/K Pickup Service Manual

DTC P0132 or P0152

PCM¹

AF ECM

P0133

DTC P0133 or P0153 in Engine Controls in the C/K Pickup Service Manual

PCM

P0134

DTC P0134 or P0154 in Engine Controls in the C/K Pickup Service Manual

DTC P0134 or P0154

PCM¹

AF ECM

P0135

DTC P0135 or P0155 in Engine Controls in the C/K Pickup Service Manual

DTC P0135 or P0155

PCM¹

AF ECM

P0137

DTC P0137 or P0157 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0138

DTC P0138 or P0158 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0140

DTC P0140 or P0160 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0141

DTC P0141 or P0161 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0151

DTC P0131 or P0151 in Engine Controls in the C/K Pickup Service Manual

DTC P0131 or P0151

PCM¹

AF ECM

P0152

DTC P0132 or P0152 in Engine Controls in the C/K Pickup Service Manual

DTC P0132 or P0152

PCM¹

AF ECM

P0153

DTC P0133 or P0153 in Engine Controls in the C/K Pickup Service Manual

PCM

P0154

DTC P0134 or P0154 in Engine Controls in the C/K Pickup Service Manual

DTC P0134 or P0154

PCM¹

AF ECM

P0155

DTC P0135 or P0155 in Engine Controls in the C/K Pickup Service Manual

DTC P0135 or P0155

PCM¹

AF ECM

P0157

DTC P0137 or P0157 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0158

DTC P0138 or P0158 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0160

DTC P0140 or P0160 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0161

DTC P0141 or P0161 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0171

DTC P0171 or P0174 in Engine Controls in the C/K Pickup Service Manual

DTC P0171

PCM¹

AF ECM

P0172

DTC P0172 or P0175 in Engine Controls in the C/K Pickup Service Manual

DTC P0172

PCM¹

AF ECM

P0174

DTC P0171 or P0174 in Engine Controls in the C/K Pickup Service Manual

DTC P0174

PCM¹

AF ECM

P0175

DTC P0172 or P0175 in Engine Controls in the C/K Pickup Service Manual

DTC P0175

PCM¹

AF ECM

P0182

DTC P0182

AF ECM²

P0183

DTC P0183

AF ECM²

P0187

DTC P0187

AF ECM²

P0188

DTC P0188

AF ECM²

P0192

DTC P0192

AF ECM²

P0193

DTC P0193

AF ECM²

P0200

DTC P0200 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0201-P0208

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

AF ECM

P0218

DTC P0218 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0230

DTC P0230 in Engine Controls in the C/K Pickup Service Manual

PCM

P0300

DTC P0300 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0325

DTC P0325 in Engine Controls in the C/K Pickup Service Manual

PCM

P0327

DTC P0327 or P0332 in Engine Controls in the C/K Pickup Service Manual

PCM

P0332

DTC P0327 or P0332 in Engine Controls in the C/K Pickup Service Manual

PCM

P0335

DTC P0335 in Engine Controls in the C/K Pickup Service Manual

PCM

P0336

DTC P0336 in Engine Controls in the C/K Pickup Service Manual

DTC P0336

PCM

AF ECM²

P0341

DTC P0341 in Engine Controls in the C/K Pickup Service Manual

DTC P0341

PCM

AF ECM²

P0342

DTC P0342 in Engine Controls in the C/K Pickup Service Manual

PCM

P0343

DTC P0343 in Engine Controls in the C/K Pickup Service Manual

PCM

P0351-P0358

DTC P0351-P0358 in Engine Controls in the C/K Pickup Service Manual

PCM

P0401

DTC P0401 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0404

DTC P0404 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0405

DTC P0405 in Engine Controls in the C/K Pickup Service Manual

DTC P0405

PCM¹

AF ECM

P0406

DTC P0406

AF ECM

P0420

DTC P0420 or P0430 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0430

DTC P0420 or P0430 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0440

DTC P0440 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0442

DTC P0442 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0443

DTC P0443 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0446

DTC P0446 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0449

DTC P0449 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0452

DTC P0452 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0453

DTC P0453 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P0461

DTC P0461 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM, IPC

P0462

DTC P0462 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM, IPC

P0463

DTC P0463 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM, IPC

P0500

DTC P0500

AF ECM²

P0502

DTC P0502 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0503

DTC P0503 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0506

DTC P0506 in Engine Controls in the C/K Pickup Service Manual

PCM

P0507

DTC P0507 in Engine Controls in the C/K Pickup Service Manual

PCM

P0562

DTC P0562 in Engine Electrical in the C/K Pickup Service Manual

PCM

P0563

DTC P0563 in Engine Electrical in the C/K Pickup Service Manual

PCM

P0567

DTC P0567 in Cruise Control in the C/K Pickup Service Manual

PCM

P0568

DTC P0568 in Cruise Control in the C/K Pickup Service Manual

PCM

P0571

DTC P0571 in Cruise Control in the C/K Pickup Service Manual

PCM

P0600

DTC P0600

AF ECM²

P0601-P0607

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls in the C/K Pickup Service Manual

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

PCM

AF ECM²

P0608

DTC P0608 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM , IPC

P0650

DTC P0650 in Engine Controls in the C/K Pickup Service Manual

PCM

P0654

DTC P0654 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM, IPC

P0705

DTC P0705

AF ECM²

P0711

DTC P0711 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0712

DTC P0712 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0713

DTC P0713 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0716

DTC P0716 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0717

DTC P0717 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0719

DTC P0719 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0724

DTC P0724 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0730

DTC P0730 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0741

DTC P0741 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0742

DTC P0742 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0748

DTC P0748 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0751

DTC P0751 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0752

DTC P0752 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0753

DTC P0753 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0756

DTC P0756 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0757

DTC P0757 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P0758

DTC P0758 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P1111

DTC P1111 in Engine Controls in the C/K Pickup Service Manual

PCM

P1112

DTC P1112 in Engine Controls in the C/K Pickup Service Manual

PCM

P1114

DTC P1114 in Engine Controls in the C/K Pickup Service Manual

PCM

P1115

DTC P1115 in Engine Controls in the C/K Pickup Service Manual

PCM

P1120

DTC P1120 in Engine Controls in the C/K Pickup Service Manual

PCM

P1121

DTC P1121 in Engine Controls in the C/K Pickup Service Manual

PCM

P1122

DTC P1122 in Engine Controls in the C/K Pickup Service Manual

PCM

P1125

DTC P1125 in Engine Controls in the C/K Pickup Service Manual

PCM

P1133

DTC P1133 or P1153 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1134

DTC P1134 or P1154 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1153

DTC P1133 or P1153 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1154

DTC P1134 or P1154 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1172

DTC P1172 in Engine Controls in the C/K Pickup Service Manual

PCM

P1215

DTC P1215

AF ECM²

P1220

DTC P1220 in Engine Controls in the C/K Pickup Service Manual

PCM

P1221

DTC P1221 in Engine Controls in the C/K Pickup Service Manual

PCM

P1258

DTC P1258 in Engine Cooling in the C/K Pickup Service Manual

PCM

P1275

DTC P1275 in Engine Controls in the C/K Pickup Service Manual

PCM

P1276

DTC P1276 in Engine Controls in the C/K Pickup Service Manual

PCM

P1280

DTC P1280 in Engine Controls in the C/K Pickup Service Manual

PCM

P1281

DTC P1281 in Engine Controls in the C/K Pickup Service Manual

PCM

P1285

DTC P1285 in Engine Controls in the C/K Pickup Service Manual

PCM

P1286

DTC P1286 in Engine Controls in the C/K Pickup Service Manual

PCM

P1336

DTC P1336 in Engine Controls in the C/K Pickup Service Manual

PCM

P1380

DTC P1380 in Engine Controls in the C/K Pickup Service Manual

PCM

P1381

DTC P1381 in Engine Controls in the C/K Pickup Service Manual

PCM

P1404

DTC P1404 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1431

DTC P1431 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

PCM, IPC

P1432

DTC P1432 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

DTC P1432

PCM, IPC

AF ECM²

P1433

DTC P1433 in Instrument Panel, Gages, and Console in the C/K Pickup Service Manual

DTC P1433

PCM, IPC

AF ECM²

P1441

DTC P1441 in Engine Controls in the C/K Pickup Service Manual

PCM¹

P1504

DTC C0235-C0237, C035-C037 or P1504 in Antilock Brake System in the C/K Pickup Service Manual

PCM

P1514

DTC P1514 in Engine Controls in the C/K Pickup Service Manual

PCM

P1515

DTC P1515 in Engine Controls in the C/K Pickup Service Manual

PCM

P1516

DTC P1516 in Engine Controls in the C/K Pickup Service Manual

PCM

P1517

DTC P1517 in Engine Controls in the C/K Pickup Service Manual

PCM

P1518

DTC P1518 in Engine Controls in the C/K Pickup Service Manual

PCM

P1571

DTC C0298 or P1571 in Antilock Brake System in the C/K Pickup Service Manual

PCM

P1574

DTC P1574 in Cruise Control in the C/K Pickup Service Manual

PCM

P1626

DTC P1626 in Theft Deterrent in the C/K Pickup Service Manual

PCM

P1631

DTC P1631 in Theft Deterrent in the C/K Pickup Service Manual

PCM

P1635

DTC P1635 in Engine Controls in the C/K Pickup Service Manual

DTC P1635

PCM

AF ECM²

P1637

DTC P1637 in Engine Electrical in the C/K Pickup Service Manual

PCM

P1638

DTC P1638 in Engine Electrical in the C/K Pickup Service Manual

PCM

P1639

DTC P1639 in Engine Controls in the C/K Pickup Service Manual

PCM

P1644

DTC C0287, P1644, or P1689 in Antilock Brake System in the C/K Pickup Service Manual

PCM

P1650

DTC P1650

AF ECM²

P1683

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls in the C/K Pickup Service Manual

PCM

P1689

DTC C0287, P1644, or P1689 in Antilock Brake System in the C/K Pickup Service Manual

PCM

P1810

DTC P1810 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P1860

DTC P1860 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P1870

DTC P1870 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

P1875

DTC P1875 in Automatic Transmission-4L80-E in the C/K Pickup Service Manual

PCM

UXXXX

Scan Tool Does Not Communicate with Class 2 Device in Data Link Communications in the C/K Pickup Service Manual

PCM, BCM, IPC, VTD, EBCM

Unless otherwise noted, all AF ECM DTCs test only during Alternative Fuels operation.

¹Tests only during gasoline operation. These DTCs are disabled on KL8 vehicles.

²Tests during gasoline and CNG operation on KL6 vehicles.