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Control Module References

WARNING: This page is about a different car, the 2005 Saturn Ion Red Line, 2005 Saturn Ion 3, 2005 Saturn Ion 2, and 2005 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
Control Module References

Control Module Schematic Repair Instruction Programming and Setup
Audio Amplifier Radio/Audio System Schematics in Entertainment Amplifier Replacement in Entertainment This device requires no programming or setup.
Body Control Module Body Control System Schematics  Body Control Module Replacement  Body Control Module Programming and Setup
Communication Interface Module (OnStar ®) OnStar Schematics in Cellular Communication Communication Interface Module Replacement in Cellular Communication OnStar Reconfiguration (Gen 6) or OnStar Reconfiguration (Gen 6.1) in Cellular Communication after communication interface module replacement
Digital Radio Receiver (DRR) Radio/Audio System Schematics in Entertainment Receiver Replacement - Digital Radio in Entertainment Digital Radio Receiver Setup in Entertainment after DRR replacement
Electronic Brake Control Module (Antilock Brake System) ABS Schematics in Antilock Brake System Electronic Brake Control Module Replacement in Antilock Brake System This device requires no programming or setup.
Engine Control Module Engine Controls Schematics in Engine Controls - 2.2L (L61) Engine Control Module (ECM) Replacement in Engine Controls - 2.2L (L61) Engine Control Module Programming and Setup
Ignition Control Module Engine Controls Schematics in Engine Controls - 2.2L (L61) Ignition Control Module Replacement in Engine Controls - 2.2L (L61) This device requires no programming or setup.
Inflatable Restraint Sensing and Diagnostic Module (Supplemental Inflatable Restraint) SIR Schematics in SIR Inflatable Restraint Sensing and Diagnostic Module Replacement in SIR Inflatable Restraint Sensing and Diagnostic Module Programming and Setup
Instrument Panel Cluster Instrument Cluster Schematics in Instrument Panel, Gages, and Console Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gages, and Console This device requires no programming or setup.
Power Steering Control Module (Electric Power Steering) Power Steering System Schematics in Power Steering System Steering Column Replacement in Steering Wheel and Column Power Steering Control Module Programming and Setup
Powertrain Control Module Engine Controls Schematics in Engine Controls - 2.0L Powertrain Control Module (PCM) Replacement in Engine Controls - 2.0L Powertrain Control Module Programming and Setup
Radio Radio/Audio System Schematics in Entertainment Radio Replacement in Entertainment Radio Setup in Entertainment after radio replacement
Transmission Control Module Automatic Transmission Controls Schematics in Automatic Transaxle - 4T40-E/4T45-E - Transmission Control Module Programming and Setup