GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair Instruction

Diagnostic System Check

Schematic

Body Control Module (BCM)

Refer to Body Control Module Replacement

Refer to Diagnostic System Check - Body Control System

Refer to Body Control System Schematics

Electronic Brake Control Module (EBCM)

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

Inflatable Restraint Sensing And Diagnostic Module (SDM)

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

Instrument Panel Cluster (IPC)

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

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

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

Powertrain Control Module (PCM)

Refer to Powertrain Control Module Replacement in Engine Controls - 3.8L.

Refer to Powertrain Control Module Replacement in Engine Controls - 5.7L

Refer to Diagnostic System Check - Engine Controls in Engine Controls - 3.8L.

Refer to Diagnostic System Check - Engine Controls in Engine Controls - 5.7L

Refer to Engine Controls Schematics in Engine Controls - 3.8L.

Refer to Engine Controls Schematics in Engine Controls - 5.7L