GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair Instructions

Diagnostic System Check

Schematic

Audio Amplifier

Refer to Radio Speaker Amplifier Replacement in Entertainment

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

Refer to Radio/Audio System Schematics in Entertainment

Cellular Telephone Module

Refer to Cellular Telephone Module Replacement in Cellular Communications

Refer to Diagnostic System Check - Cellular Communication in Cellular Communications

Refer to Cellular Telephone Schematics in Cellular Communications

Continuously Variable Road Sensing Suspension (CVRSS) Module

Refer to Electronic Suspension Control Module Replacement in Road Sensing Suspension

Refer to Diagnostic System Check - Road Sensing Suspension in Road Sensing Suspension

Refer to Suspension Controls Schematics in Road Sensing Suspension

Dash Integration Module (DIM)

Refer to Dash Integration Module Replacement

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Refer to Body Control System Schematics

Driver Door Module (DDM)

Refer to Door Control Module Replacement in Doors

Refer to Diagnostic System Check - Door Systems in Doors

Refer to Door Control Module Schematics in Doors

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

Front Passenger Door Module (FPDM)

Refer to Door Control Module Replacement in Doors

Refer to Diagnostic System Check - Door Systems in Doors

Refer to Door Control Module Schematics in Doors

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Refer to Inflatable Restraint Steering Wheel Module Replacement in Restraints SIR

Refer to Diagnostic System Check - SIR in Restraints SIR

Refer to SIR Schematics in Restraints SIR

Instrument Panel Cluster (IPC)

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

Instrument Panel Integration Module (IPM)

Refer to Instrument Panel Module Replacement in Body Control System

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Refer to Body Control System Schematics

Memory Seat Module (MSM) (w/A45)

Refer to Memory Seat Control Module Replacement in Seats

Refer to Diagnostic System Check - Power Seat Systems in Seats

Refer to Memory Seats Schematics in Seats

Left Rear Door Module (LRDM)

Refer to Door Control Module Replacement in Doors

Refer to Diagnostic System Check - Door Systems in Doors

Refer to Door Control Module Schematics in Doors

Navigation Data Processor

Refer to Navigation Data Processor Replacement in Entertainment

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

Refer to Navigation System Schematics in Instrument Panel, Gauges and Console

Navigation Display Head

Refer to Navigation Display Module Replacement in Entertainment

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

Refer to Navigation System Schematics in Instrument Panel, Gauges and Console

Powertrain Control Module (PCM)

Refer to Powertrain Control Module Replacement in Engine Controls - 4.6 L

Refer to Diagnostic System Check - Engine Controls in Engine Controls - 4.6 L

Refer to Engine Controls Schematics in Engine Controls - 4.6 L

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

Rear Integration Module (RIM)

Refer to Rear Integration Body Control Module Replacement

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Refer to Body Control System Schematics

Remote Control Door Lock Actuator (RCDLR)

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

Right Rear Door Module (RRDM)

Refer to Door Control Module Replacement in Doors

Refer to Diagnostic System Check - Door Systems in Doors

Refer to Door Control Module Schematics in Doors

Steering Column Module

Refer to Steering Column Control Module Replacement in Steering Wheel and Column - Tilt

Refer to Diagnostic System Check - Steering Wheel and Column - Tilt in Steering Wheel and Column - Tilt

Refer to Tilt/Telescoping Steering Column Schematics in Steering Wheel and Column - Tilt

Theft Deterrent Control Module

Refer to Theft Deterrent Module Replacement in Theft Deterrent

Refer to Diagnostic System Check - Theft Deterrent in Theft Deterrent

Refer to Theft Deterrent System Schematics in Theft Deterrent

Vehicle Interface Unit (VIU)

Refer to OnStar Vehicle Interface Unit Replacement

Refer to Diagnostic System Check - Cellular Communication

Refer to OnStar Schematics