GM Service Manual Online
For 1990-2009 cars only

Description

Module(s)

BXXXX Radio or Radio Amplifier DTCs

Refer to Diagnostic System Check - Radio/Audio System in Entertainment

Radio, Radio Amplifier

BXXXX IPC DTCs

Refer to Diagnostic System Check - Instrument Cluster

IPC

BXXXX DIM, IPM DTCs

Refer to Diagnostic System Check - Body Control System in Body Control System

DIM, IPM

BXXXX DDM DTCs

Refer to Diagnostic System Check - Power Door Systems in Doors

DDM

BXXXX SDM DTCs

Refer to Diagnostic System Check - SIR in SIR

SDM

CXXXX EBCM DTCs

Refer to Diagnostic System Check - ABS in Antilock Brake System

EBCM

U1XXX Loss of Communication DTCs

Refer to Scan Tool Does Not Communicate with Class 2 Device in Data Link Communications

DDM, DIM, EBCM, IPC, IPM, Radio, Radio Amplifier, SDM