GM Service Manual Online
For 1990-2009 cars only

Diagnostic Trouble Code (DTC)

RPO LG4

P0087

B

P0088

B

P0091

B

P0092

B

P0107

B

P0108

B

P0112

C

P0113

C

P0117

A

P0118

A

P0182

A

P0183

A

P0190

A

P0192

A

P0193

A

P0201 - P0206

A

P0219

A

P0234

B

P0237

B

P0238

B

P0263

B

P0266

B

P0269

B

P0272

B

P0275

B

P0278

B

P0299

A

P0335

C

P0385

A

P0461

C

P0462

C

P0463

C

P0500

C

P0512

C

P0522

C

P0523

C

P0540

B

P0543

B

P0562

C

P0563

C

P0601

A

P0603

C

P0604

A

P0605

A

P0606

A

P0621

C

P0622

C

P0641

A

P0651

A

P0704

C

P1087

C

P1088

C

P1125

A

P1261

A

P1263

A

P1264

A

P1265

A

P1266

A

P1270

C

P1271

C

P1272

C

P1273

C

P1277

C

P1278

C

P1282

C

P1283

C

P1287

C

P1288

C

P1291

B

P1292

B

P1298

A

P1431

C

P1432

C

P1433

C

P1621

C

P1646

A

U2104

C

U2106

C

U2108

C