GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair Instructions

Diagnostic System Check

Schematic

BCM (Body Control Module)

Refer to Body Control Module Replacement in Body Control System

Refer to Diagnostic Starting Point - Body Control System in Body Control System

Refer to Body Control System Schematics in Body Control System

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

IPC (Instrument Panel Cluster)

Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console

Refer to Diagnostic System Check - Instrument Cluster in Instrument Panel, Gauges and Console

Refer to Instrument Cluster Schematics in Instrument Panel, Gauges and Console

PCM (Powertrain Control Module)

Refer to Powertrain Control Module Replacement & Powertrain Control Module Programming -2.4L or Powertrain Control Module Replacement & Powertrain Control Module Programming -3.4L in Engine Controls

Refer to Diagnostic System Check - Engine Controls - 2.4L or Diagnostic System Check - Engine Controls -3.4L in Engine Controls

Refer to Engine Controls Schematics - 2.4L or Engine Controls Schematics -3.4L in Engine Controls

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

IRC (Integrated Radio Chassis)

Refer to Radio Replacement in Entertainment

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

Refer to Radio/Audio System Schematics in Entertainment

(RCDLR) Remote Control Door Lock receiver

Refer to Remote Control Door Lock Receiver Replacement in Keyless Entry

Refer to Diagnostic System Check - Remote Keyless Entry in Keyless Entry

Refer to Keyless Entry Schematics in Keyless Entry