GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

CXXXX

Diagnostic Trouble Code (DTC) List in Antilock Brake System

EBCM

P0502

DTC P0502

PCM

P0503

DTC P0503

PCM

P0560

DTC P0560

PCM

P1554

DTC P1554

PCM

P1585

DTC P1585

PCM

PXXXX

Diagnostic Trouble Code (DTC) List in Engine Controls-3.4L, Diagnostic Trouble Code (DTC) List in Engine Controls-3.8L

PCM