GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair Instructions / Programing

Diagnostic System Check

Schematic

BCM (Body Control Module)

Refer to Body Control Module Replacement and Body Control Module (BCM) Programming/RPO Configuration

Refer to Diagnostic Starting Point - Body Control System

Refer to Body Control System Schematics

EBCM (Electronic Brake Control Module)

Refer to Electronic Brake Control Module Replacement in Antilock Brake System

Refer to Diagnostic System Check - ABS in Antilock Brake System

Refer to Antilock Brake System Schematics in Antilock Brake System

Radio

Refer to Radio Replacement in Entertainment

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

Refer to Radio/Audio System Schematics in Entertainment

PCM (Powertrain Control Module)

Refer to Powertrain Control Module Replacement in Engine Controls - 3.1L and Service Programming System (SPS) in Programming

Refer to Diagnostic System Check - Engine Controls in Engine Controls - 3.1L

Refer to Engine Controls Schematics in Engine Controls - 3.1L

SDM (Inflatable Restraint Sensing and Diagnostic Module)

Refer to Inflatable Restraint Sensing and Diagnostic Module Replacement in SIR

Refer to Diagnostic System Check - SIR in SIR

Refer to SIR Schematics in SIR