GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

BXXXX

Refer to Diagnostic Trouble Code (DTC) List in SIR

SDM

CXXXX

Refer to Diagnostic Trouble Code (DTC) List in Antilock Brake System

EBCM

P0461

DTC P0461

PCM

P0462

DTC P0462

PCM

P0463

DTC P0463

PCM

P1189

DTC P1189

PCM

P1617

DTC P1617

PCM

PXXXX

Refer to Diagnostic Trouble Code (DTC) List in Engine Controls

PCM