GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair Instructions

Diagnostic System Check

Schematic

EBCM/EBTCM

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

DID

Refer to Driver Information Center Replacement in Instrument Panel, Gauges and Console

Refer to Diagnostic System Check - Driver Information Systems in Instrument Panel, Gauges and Console

Refer to Driver Information System Schematics in Instrument Panel, Gauges and Console

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: Analog Schematics in Instrument Panel, Gauges and Console

PCM

Refer to Powertrain Control Module Replacement/Programming in Engine Controls (3.4)

Refer to Powertrain On Board Diagnostic (OBD) System Check in Engine Controls (3.4)

Refer to Engine Controls Schematics in Engine Controls (3.4)

PK3

Refer to PASS-Key III Module Replacement in Theft Deterrent

Refer to Diagnostic System Check - Theft Deterrent in Theft Deterrent

Refer to Theft Deterrent System Schematics in Theft Deterrent

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

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