🏷️ Basic Information Identification Make: Pontiac Model: G8 Model Variant: G8 GT Year: 2008 Codes Platform: GM Zeta platform 👋 Introduction Market Position Target Audience: DIY Enthusiasts, Independent Repair Shops, Pontiac G8 Owners seeking detailed repair information Market Segment: Performance sedan, American muscle car segment (particularly the GT). Competitive Analysis Value Proposition: Provides OEM-level information, replacing generic repair guides, enabling owners to perform dealership-quality repairs. Key Features Key Features: Vehicle-specific data, step-by-step instructions, diagrams, illustrations, wiring schematics, specifications, comprehensive coverage. Unique Selling Point Usp: Exact same manual used by dealership technicians; eliminates the need for multiple generic manuals. 📋 Manual Details Coverage Areas Coverage: All models and all repairs A-Z Region: North America (primarily, but based on Australian Holden Commodore) Page Count Page Count Estimate: Comprehensive (Exact page count not provided, but implies full factory service manual content) Manual Type Manual Type: Factory Service and Repair Manual Language Language: English Format Format: PDF Delivery Method: Digital Download (Speed Download) Searchability: Likely searchable PDF content for quick information retrieval. 📖 Manual Coverage Systems Covered Systems: Engine, Control System, Mechanical, Fuel Service Specifications, Emission Control, Intake Exhaust Cooling, Lube, Ignition Starting Charging, Automatic Transmission, Clutch, Manual Transmission, Transfer Propeller Shaft, Drive Shaft, Differential, Axle Suspension, Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering, Air Condition, Supplemental Restraint System, Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter Audio/Visual, Horn, Windshield/Glass Mirror, Instrument Panel, Seat, Engine Hood/Door, Exterior & Interior, Electrical, Multiplex/CAN Communication Body And Trim: Exterior Body Panels, Interior Trim, Doors, Windows, Seats, Headliner, Body Sealing Suspension And Steering: Front and Rear Suspension components, Steering Rack, Power Steering Pump, Alignment Specifications Procedures Included Procedures: Maintenance, Service, Diagnosis, Repair, Troubleshooting, Component Replacement, Adjustment, Lubrication, Wiring Diagrams, Schematic Analysis Diagnostic Procedures: Troubleshooting charts, DTC (Diagnostic Trouble Code) interpretation, component testing procedures. Technical Depth Depth: Complete, Vehicle-Specific, Technician-Level Detail Rebuild Procedures: Includes detailed procedures for engine and transmission rebuilds. 📊 Manual Specifications File Format File Format Compatibility: Windows Vista (32/64), XP, ME, 98, NT, 2000; Mac Compatible Print Quality Printability: Fully Printable Pages, Scalable Images for Enlarged Viewing Binding Type Binding Type Digital: N/A (Digital PDF) Paper Type Paper Type Digital: N/A (Digital PDF) Software Requirements Required Software: Adobe PDF Reader, Winzip (or equivalent decompression software) ⚙️ Engine Specifications Primary Engine Engine Options: 3.6L V6 (LLT or similar), 6.0L V8 (LS3 or similar for GT) Performance V6 Horsepower Estimate: ~256 hp V8 Horsepower Estimate: ~361 hp Fuel System Fuel Delivery: Multi-point Fuel Injection (MPFI) or Direct Injection (DI) for V6, Sequential Fuel Injection (SFI) for V8 Engine Management ECU Type: GM Electronic Control Unit (ECU), likely a Delphi unit Ignition System: Distributorless Ignition System (DIS) with individual ignition coils per cylinder. Airflow Management: Mass Air Flow (MAF) sensor and Manifold Absolute Pressure (MAP) sensor. 🔧 Transmission Standard V6 Transmission: 6-speed automatic (e.g., GM 6L50) Optional V8 Transmission: 6-speed manual (e.g., Tremec TR6060) or 6-speed automatic (e.g., GM 6L80) Features Transmission Control: Electronic Transmission Control Module (ETCM) Transmission Fluid Manual Transmission Fluid Manual: Refer to manual for specific manual transmission fluid type and viscosity. 📐 Dimensions Exterior Wheelbase: ~114.7 inches (2913 mm) Overall Length: ~196.2 inches (4983 mm) Weights Curb Weight Estimate V6: ~3700-3800 lbs (1680-1725 kg) Curb Weight Estimate V8: ~3900-4100 lbs (1770-1860 kg) Wheels And Tires Wheel Bolt Pattern: 5 x 120 mm Wheel Size Standard: 18-inch (standard), 19-inch (optional on GT) Tire Size Example: 245/45R18 (standard), 245/40R19 (GT) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-Star (for 2008 model year) NHTSA Front Impact Passenger: 5-Star (for 2008 model year) IIHS Small Overlap Front: Good (for models tested) Active Features Active Safety: ABS, Traction Control (TC), Electronic Stability Control (ESC) Passive Features Passive Safety: Front airbags, Side curtain airbags, Front side-impact airbags, Active head restraints Seat Belt Pretensioners: Equipped with front seat belt pretensioners. 💡 Technology Features Infotainment Infotainment System: Available with premium audio systems (e.g., Bose), touch-screen navigation, Bluetooth connectivity. Driver Assistance Driver Assistance Features: Available Rear Park Assist, Optional Backup Camera (on some trims). Connectivity Connectivity Options: OnStar, Bluetooth hands-free calling. Engine Management Throttle Control: Electronic Throttle Control (ETC) Electrical Communication Network: GM LAN (CAN Bus) for multiplexed communication. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific interval based on driving conditions (e.g., 5,000-7,500 miles or 6-12 months, using Dexos or equivalent synthetic oil). Engine Coolant Flush: Consult manual; typically every 30,000-60,000 miles or 3-5 years, using appropriate Dex-Cool coolant. Transmission Fluid Service: Consult manual; often at 60,000-100,000 miles, depending on transmission type and usage. Spark Plug Replacement: Refer to manual; typically 100,000 miles for iridium spark plugs. Fluid Specifications Engine Oil Specification: GM dexos1™ or GM superseded specification (e.g., API SN, SAE 5W-30 recommended for most conditions). Coolant Specification: GM Super Coolant (Dex-Cool), Orange, GMW3420 specification. Transmission Fluid Automatic:...