🏷️ Basic Information Identification Make: Pontiac Model: GTO Year: 2004, 2005, 2006 Codes Chassis Code: VBody (GM Zeta platform) 👋 Introduction Market Position Positioning: A performance-oriented coupe intended to recapture the muscle car spirit of classic GTO models. Positioned as a premium, sporty sedan alternative with potent V8 power. Competitive Analysis Competitors: Ford Mustang, Chevrolet Camaro, Dodge Challenger (though the GTO was a more refined, import-based platform compared to the American muscle car staples). Key Features Performance Focus: Rear-wheel drive, powerful V8 engine options, balanced chassis for sporty handling. Design Origin: Based on the Australian Holden Monaro. 📋 Manual Details Coverage Areas Model Years Covered: 2004, 2005, 2006 Region Of Origin: North America (based on product description language and vehicle) Page Count Estimated Page Count: Variable, often exceeding 1500 pages for comprehensive workshop manuals. (Note: Specific page count not provided, but described as 'very large' and up to 5GB file size). Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Digital Download (PDF, ZIP, RAR, EXE) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel system, ignition system, exhaust system, cooling system, lubrication system, engine performance diagnostics, emissions controls. Drivetrain: Transmission (manual and automatic), clutch, driveshafts, differentials, axles, transfer case (if applicable). Chassis: Suspension (front and rear), steering system, braking system (hydraulic, ABS, EBD), wheel alignment. Electrical: Charging system (battery, alternator), starting system, lighting system, instrument cluster, body control modules, power windows, power locks, audio system, HVAC controls, SRS (airbag) system, diagnostic trouble codes (DTCs). Body: Exterior body panels, doors, hood, trunk, bumpers, glass, interior trim, seats, safety restraints. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt replacement. Diagnostics: Troubleshooting guides for common problems, diagnostic procedures for various systems, use of diagnostic scan tools, interpreting DTCs. Repair: Step-by-step repair instructions for all major components and systems, including engine rebuilds, transmission overhauls, suspension component replacement, brake caliper replacement, electrical component repair. Restoration: Detailed guidance on restoration procedures, often including specifications and techniques for bodywork, mechanical components, and electrical systems. Technical Depth Depth: Comprehensive, covering basic maintenance to complete engine and transmission rebuilds. Includes detailed diagrams, exploded views, torque specifications, and diagnostic flowcharts. 📊 Manual Specifications File Format Supported Formats: PDF, ZIP, RAR, EXE (allows for compatibility across various operating systems and devices). Print Quality Printability: High-quality, printable from any computer and printer. Zoomable illustrations and diagrams are typical. Binding Type Binding: N/A (Digital Download - no physical binding). Paper Type Paper Type: N/A (Digital Download - no physical paper type). ⚙️ Engine Specifications Primary Engine Engine Code 2004: LS1 Engine Type 2004: 5.7L (346 cid) V8 OHV Horsepower 2004: 350 hp @ 5200 rpm Torque 2004: 365 lb-ft @ 4000 rpm Engine Code 2005 2006: LS2 Engine Type 2005 2006: 6.0L (364 cid) V8 OHV Horsepower 2005 2006: 400 hp @ 5400 rpm Torque 2005 2006: 400 lb-ft @ 4400 rpm Fuel System Injection Type: Sequential Electronic Fuel Injection (EFI) Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) 🔧 Transmission Standard Transmission 2004: 4-speed automatic (4L60E) Transmission 2005 2006: 4-speed automatic (4L60E) Optional Transmission 2004: 6-speed manual (Tremec T-56) Transmission 2005 2006: 6-speed manual (Tremec T-56) Features Differential: Limited-Slip Rear Differential (standard on manual transmission models, optional on automatics for some years/trims). 📐 Dimensions Exterior Length: 194.1 inches (4930 mm) Width: 72.4 inches (1839 mm) Height: 54.0 inches (1372 mm) Wheelbase: 110.2 inches (2800 mm) Weights Curb Weight Manual: Approximately 3725 lbs (1690 kg) Curb Weight Automatic: Approximately 3755 lbs (1703 kg) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-Star (for 2004 and later models) NHTSA Front Impact Passenger: 5-Star (for 2004 and later models) IIHS Side Impact: Acceptable (Good rating achieved with side airbags, which were optional/standard depending on year). Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard Traction Control System (TCS) Passive Features Airbags: Front airbags standard. Optional side-impact airbags and curtain airbags available for improved coverage. 💡 Technology Features Infotainment Audio System: Standard AM/FM stereo with CD player. Optional Bose premium audio system available on higher trims or as an option. Display: Basic digital or analog gauges and a central digital information display. No large touchscreens or advanced infotainment systems typical of later vehicles. Driver Assistance Cruise Control: Standard cruise control. Parking Assist: Not available. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 6 months, whichever comes first (under normal driving conditions, consult manual for severe conditions). Engine Air Filter: Inspect every 7,500 miles, replace as needed (typically every 15,000-30,000 miles). Spark Plugs: LS1: Typically every 100,000 miles (iridium plugs). LS2: Typically every 100,000 miles (iridium plugs). Fluid Specifications Engine Oil: SAE 5W-30, meeting GM specification GM6094M (API certified). Transmission Fluid Automatic: Dexron III H or Dexron VI ATF. Transmission Fluid Manual: GM Synchromesh Transmission Fluid or...