2004-2006 Pontiac GTO Service & Repair Manual

2004-2006 Pontiac GTO Service & Repair Manual

Engines Covered:

• 5.7L LS1 V8
• 6.0L LS2 V8

Transmissions Covered:

• 4L60-E 4-speed automatic transmission
• 4L65-E 4-speed automatic transmission
• Tremec T56 6-speed manual transmission

Manuals Included:

• Repair Manual
• Owner’s Manual
• Generic & GM-specific OBD-II Trouble Code References

The 2004-2006 Pontiac GTO Service & Repair Manual provides complete technical guidance for owners, technicians, and restoration professionals working on the LS1- and LS2-powered GTO. Whether you're tackling engine service, drivetrain overhauls, electrical troubleshooting, or body repairs, this manual has you covered across all three model years.

This collection includes OEM-level documentation with step-by-step procedures, factory specs, diagnostic charts, and torque values for both automatic and manual transmissions. It covers all major systems specific to both the 5.7L (2004) and 6.0L (2005-2006) variants.

Content Overview:

• Routine Maintenance & Tune-up Procedures
• Engine Mechanical & Electrical (LS1 & LS2)
• Transmission (Auto 4L60-E/4L65-E & Manual T56)
• Drive Axle, Suspension, and Steering
• Fuel, Emissions, and Exhaust Systems
• HVAC Systems and Controls
• Interior and Exterior Body Panels & Trim
• Complete Wiring Diagrams (2004–2006)
• OBD-II Code Lists with GM Definitions

This manual set is ideal for performing anything from routine service to full powertrain rebuilds, ensuring accuracy and factory-correct specifications throughout.

Printable: Yes
Language: English
Compatibility: Windows, macOS, Linux
Requirements: PDF reader software