GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Modules

C0035

DTC C0035 or C0040

EBCM

C0040

DTC C0035 or C0040

EBCM

C0055

DTC C0055

EBCM, PCM

C0110

DTC C0110

EBCM

C0161

DTC C0161

EBCM

C0201

DTC C0201

EBCM

C0221

DTC C0221-C0227 or C021

EBCM

C0222

DTC C0221-C0227 or C021

EBCM

C0223

DTC C0221-C0227 or C021

EBCM

C0225

DTC C0221-C0227 or C021

EBCM

C0226

DTC C0221-C0227 or C021

EBCM

C0227

DTC C0221-C0227 or C021

EBCM

C0228

DTC C0228

EBCM

C0229

DTC C0229 or C029

EBCM

C0235

DTC C0235-C0237 or P0609

EBCM

C0236

DTC C0235-C0237 or P0609

EBCM

C0237

DTC C0235-C0237 or P0609

EBCM

C0238

DTC C0238 or C038

EBCM

C0241

DTC C0241-C0254 or C041-C054

EBCM

C0242

DTC C0241-C0254 or C041-C054

EBCM

C0243

DTC C0241-C0254 or C041-C054

EBCM

C0244

DTC C0241-C0254 or C041-C054

EBCM

C0245

DTC C0241-C0254 or C041-C054

EBCM

C0246

DTC C0241-C0254 or C041-C054

EBCM

C0247

DTC C0241-C0254 or C041-C054

EBCM

C0248

DTC C0241-C0254 or C041-C054

EBCM

C0251

DTC C0241-C0254 or C041-C054

EBCM

C0252

DTC C0241-C0254 or C041-C054

EBCM

C0253

DTC C0241-C0254 or C041-C054

EBCM

C0254

DTC C0241-C0254 or C041-C054

EBCM

C0265

DTC C0265 or C0266 and C065 or C066

EBCM

C0266

DTC C0265 or C0266 and C065 or C066

EBCM

C0267

DTC C0267 or C0268 and C067 or C068

EBCM

C0268

DTC C0267 or C0268 and C067 or C068

EBCM

C0269

DTC C0269 or C0274 and C069 or C074

EBCM

C0271

DTC C0271-C0273, C0284

EBCM

C0272

DTC C0271-C0273, C0284

EBCM

C0273

DTC C0271-C0273, C0284

EBCM

C0274

DTC C0269 or C0274 and C069 or C074

EBCM

C0279

DTC C0279

EBCM, PCM

C0281

DTC C0281 or C081

EBCM

C0283

DTC C0283

EBCM

C0284

DTC C0271-C0273, C0284

EBCM

C0287

DTC C0287, P1644, or P1689

EBCM, PCM

C0290

DTC C0290 or C0292

EBCM, PCM

C0291

DTC C0291

EBCM, BCM

C0292

DTC C0290 or C0292

EBCM, PCM

C0297

DTC C0297

EBCM, PCM

C0298

DTC C0298 or P1571

EBCM, PCM

C0550

DTC C0550

EBCM

U1000

DTC U1000 and U1255 in Data Link Communications

EBCM

U1064

DTC U1001-U1254 in Data Link Communications

EBCM

U1300

DTC U1300, U1301, or U1305 in Data Link Communications

EBCM