🏷️ Basic Information Identification Make: Buick Model: Allure Model Nickname: LaCrosse (in certain markets) Production Years Covered: 2005, 2006, 2007, 2008, 2009 Codes Platform: GM W-body (GMT360 for some components) 👋 Introduction Market Position Vehicle Class: Full-size sedan (often classified as a premium mid-size sedan). Target Audience: Designed for comfort-oriented drivers, families, and those seeking a refined American sedan experience. Competitive Analysis Key Competitors: Ford Five Hundred/Taurus, Toyota Avalon, Mercury Grand Marquis, Chrysler 300. Key Features Premium Appointments: Known for its quiet cabin, comfortable ride, and available premium features like leather upholstery and advanced audio systems. Design Philosophy: Emphasis on American luxury, comfort, and a smooth driving experience. 📋 Manual Details Coverage Areas Manual Type: Factory Workshop Service Repair Manual Language: English Format: Digital Download (implied, also offers shipping) Page Count Estimated Page Count: Extensive, likely over 1500 pages (typical for factory service manuals) 📖 Manual Coverage Systems Covered Engine: Detailed coverage for all available engine variants, including diagnostics, repair, and overhaul. Transmission: Comprehensive information on automatic transmissions, including repair, adjustment, and diagnostic procedures. Brakes: Full coverage of ABS, electronic brake force distribution, disc brake systems, and parking brake. Suspension: Detailed procedures for front and rear suspension systems, including struts, control arms, and alignment. Steering: Coverage of power steering systems, steering column, and steering gear. Electrical: Extensive coverage of the entire electrical system, including wiring diagrams, fuses, relays, sensors, and control modules. HVAC: Detailed diagnostics and repair procedures for the heating, ventilation, and air conditioning system. Bodywork: Information on body panels, trim, glass, doors, and exterior components. Restraints: Comprehensive coverage of airbag systems, seat belts, and related components. Cooling System: Detailed procedures for radiator, fan, thermostat, and coolant flow diagnostics and repair. Fuel System: Coverage of fuel pump, injectors, fuel lines, and evaporative emissions control. Exhaust System: Information on catalytic converters, mufflers, and exhaust manifold repair. Wheels And Tires: Specifications for wheel bolt patterns, tire sizes, and pressure monitoring systems. Procedures Included Maintenance: Scheduled maintenance procedures, fluid changes, filter replacements, and inspections. Troubleshooting: Extensive diagnostic flowcharts and symptom-based troubleshooting guides for common and complex issues. Repair: Step-by-step repair instructions for all major vehicle systems, including component removal and installation. Diagnostics: Detailed guidance on using diagnostic scan tools (e.g., GM Tech 2), interpreting diagnostic trouble codes (DTCs), and performing system tests. Component Replacement: Specific procedures for replacing key components like alternators, starters, fuel pumps, and various sensors. Alignment: Specifications and procedures for front and rear wheel alignment. Technical Depth Depth: Factory-level technical depth, suitable for professional technicians and advanced DIY mechanics. Wiring Diagrams: Detailed, color-coded wiring diagrams for all electrical circuits. Torque Specifications: Precise torque values for all fasteners. Diagnostic Tools Required: Identification of specific tools and equipment needed for diagnosis and repair, including OEM diagnostic interfaces. 📊 Manual Specifications File Format Digital Format Details: Likely a PDF or similar document format, optimized for readability and searchability. Hi-resolution illustrations and photos are emphasized. Print Quality Illustration Quality: High resolution, clear and detailed illustrations, photos, and diagrams. Binding Type Physical Format Binding: Not applicable for digital, but implies a robust, factory-standard compilation if printed. Paper Type Physical Format Paper: Not applicable for digital, but factory manuals are typically printed on high-quality, durable paper. ⚙️ Engine Specifications Primary Engine Engine Options: 3.6L V6 (LY7), 3.8L V6 (L32 - Supercharged), 3.9L V6 (LZ9) 3.6L V6 (Ly7): 2005-2009: 3.6L DOHC V6, 255 hp @ 6300 rpm, 250 lb-ft torque @ 3200 rpm. Features Active Fuel Management (AFM) in later models. 3.8L V6 Supercharged (L32): 2005-2008: 3.8L OHV V6 Supercharged, 240 hp @ 5200 rpm, 280 lb-ft torque @ 3600 rpm. Used in the Allure Super model. 3.9L V6 (Lz9): 2007-2009: 3.9L OHV V6, 240 hp @ 5800 rpm, 253 lb-ft torque @ 4000 rpm. Variable Valve Timing (VVT). Performance Horsepower Range: 240-255 hp Torque Range: 250-280 lb-ft Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Fuel Type: Regular Unleaded Gasoline (87 octane recommended) Engine Management ECM: GM Engine Control Module (ECM) or Powertrain Control Module (PCM), specific model dependent. 🔧 Transmission Standard Transmission Type Std: 4-speed automatic transaxle (4T65-E) Optional Transmission Type Opt: 4-speed automatic transaxle with Driver Shift Control (4T65-E HD for supercharged models) Features Gear Ratios: Specific gear ratios for 4T65-E and 4T65-E HD are detailed in the manual. Fluid Specifications Transmission Fluid Type: Dexron VI Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Length: Approx. 199.7 inches Width: Approx. 73.1 inches Height: Approx. 58.2 inches Wheelbase: Approx. 113.7 inches Wheel Bolt Pattern: 5 x 115 mm Weights Curb Weight Range: Approx. 3700 - 3900 lbs (depending on engine and equipment) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star (driver and passenger) NHTSA Side Impact: 5-star (driver and passenger) IIHS Frontal Offset: Good IIHS Side Impact: Good Active Features Traction Control: Standard on most models, optional on some. Stability Control: StabiliTrak (optional on...