GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

B2532

DTC B2532 in Lighting Systems

BCM

B2533

DTC B2533 in Lighting Systems

BCM

B2600

DTC B2600 in Lighting Systems

BCM

B2602

DTC B2602 in Lighting Systems

BCM

B2603

DTC B2603 in Lighting Systems

BCM

B2622

DTC B2622 in Lighting Systems

BCM

B2623

DTC B2623 in Lighting Systems

BCM

B2627

DTC B2627 in Lighting Systems

BCM

B2628

DTC B2628 in Lighting Systems

BCM

B2662

DTC B2662 in Lighting Systems

BCM

B2743

DTC B2743 in Lighting Systems

BCM

B2965

DTC B2965

BCM

BXXXX

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

PXXXX

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

PCM