GM Service Manual Online
For 1990-2009 cars only

Control Module

Repair/Reprogramming Instructions

Diagnostic System Check

Schematics

Audio Amplifier

Radio Speaker Amplifier Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Radio/Audio System Schematics in Entertainment

Body Control Module

Body Control Module Replacement , and Body Control Module (BCM) Programming/RPO Configuration

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Body Control System Schematics

Digital Radio Receiver

Digital Radio Receiver Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Radio/Audio System Schematics in Entertainment

Driver Door Module

Door Lock and Side Window Switch Replacement - Driver Side in Doors

Diagnostic System Check - Door Systems in Doors

Door Control Module Schematics in Doors

Electronic Brake Control Module

Electronic Brake Control Module Replacement in Antilock Brake System

Diagnostic System Check - ABS in Antilock Brake System

Antilock Brake System Schematics in Antilock Brake System

Front Passenger Door Module

Door Lock and Side Window Switch Replacement - Passenger Side in Doors

Diagnostic System Check - Door Systems in Doors

Door Control Module Schematics in Doors

HVAC Control Module

    •  HVAC Control Module Replacement in HVAC Systems-Manual
    •  HVAC Control Module Replacement in HVAC Systems-Automatic
    •  Diagnostic System Check - HVAC Systems - Manual in HVAC Systems-Manual
    •  Diagnostic System Check - HVAC Systems - Automatic in HVAC Systems-Automatic
    •  HVAC Schematics in HVAC Systems-Manual
    •  HVAC Schematics in HVAC Systems-Automatic

Inflatable Restraint Sensing and Diagnostic Module

Inflatable Restraint Sensing and Diagnostic Module Replacement in SIR

Diagnostic System Check - SIR in SIR

SIR Schematics in SIR

Instrument Panel Cluster

Instrument Cluster Replacement in Instrument Panel Gages and Console

Diagnostic System Check - Instrument Cluster in Instrument Panel Gages and Console

Instrument Cluster Schematics in Instrument Panel Gages and Console

Memory Seat Module - Driver

Memory Seat Control Module Replacement in Seats

Diagnostic System Check - Power Seat Systems in Seats

Memory Seats Schematics in Seats

Powertrain Control Module

    •  Powertrain Control Module Replacement in Engine Controls-4.3L
    •  Powertrain Control Module Replacement in Engine Controls-4.8L, 5.3L, and 6.0L
    •  Engine Control Module Replacement in Engine Controls-6.6L
    •  Powertrain Control Module Replacement in Engine Controls-8.1L, and Service Programming System (SPS) in Programming
    •  Diagnostic System Check - Engine Controls in Engine Controls-4.3L
    •  Diagnostic System Check - Engine Controls in Engine Controls-4.8L, 5.3L, and 6.0L
    •  Diagnostic System Check - Engine Controls in Engine Controls-6.6L
    •  Diagnostic System Check - Engine Controls in Engine Controls-8.1L
    •  Engine Controls Schematics in Engine Controls-4.3L
    •  Engine Controls Schematics in Engine Controls-4.8L, 5.3L, and 6.0L
    •  Engine Controls Schematics in Engine Controls-6.6L
    •  Engine Controls Schematics in Engine Controls-8.1L

Radio

Radio Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Radio/Audio System Schematics in Entertainment

Rear Seat Audio Controller

Rear Seat Audio Control Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Radio/Audio System Schematics in Entertainment

Rear Seat Entertainment Assembly

Video Disc Player Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Video System Schematics in Entertainment

Rear Wheel Steering Control Module

Rear Wheel Steering Control Module Replacement in Rear Wheel Steering

Diagnostic System Check - Rear Wheel Steering in Rear Wheel Steering

Rear Wheel Steering Schematics in Rear Wheel Steering

Remote Playback Device - CD player

Remote Compact Disc Player Replacement in Entertainment

Diagnostic System Check - Entertainment System in Entertainment

Radio/Audio System Schematics in Entertainment

Transfer Case Shift Control Module

    •  Transfer Case Shift Control Module Replacement in Transfer Case NVG 246-NP8
    •  Transfer Case Shift Control Module Replacement in Transfer Case NVG 263-NP1
    •  Diagnostic System Check - Transfer Case in Transfer Case NVG 246-NP8
    •  Diagnostic System Check - Transfer Case in Transfer Case NVG 263-NP1
    •  Transfer Case Control Schematics in Transfer Case NVG 246-NP8
    •  Transfer Case Control Schematics in Transfer Case NVG 263-NP1

Transmission Control Module

Transmission Control Module Replacement , and Transmission Control Module Reprogramming in Automatic Transmission Allison

Diagnostic System Check - Automatic Transmission in Automatic Transmission Allison

Automatic Transmission Controls Schematics in Automatic Transmission Allison

Vehicle Communication Interface Module

Communication Interface Module Replacement in Cellular Communication

Diagnostic System Check - Cellular Communication in Cellular Communication

OnStar Schematics in Cellular Communication