🏷️ Basic Information Identification Make: Mercedes-Benz Model: GL-Class Trim Level: GL450 Year: 2007 Generation Chassis Code: X164 Codes Engine Code: M272 👋 Introduction Market Position Vehicle Class: Full-size luxury SUV Competitive Analysis Competitors: BMW X5, Audi Q7, Lexus LX, Cadillac Escalade Key Features Luxury Appointments: Premium interior materials, advanced comfort features, sophisticated design Performance: Powerful V8 engine, advanced all-wheel-drive system (4MATIC) 📋 Manual Details Coverage Areas Language: English Page Count Estimated Page Count: 300-500 Manual Type Manual Type: Owner's Manual / Service Manual / Repair Guide Format Delivery Format: Digital Download (PDF, ZIP, RAR, EXE) File Accessibility: Printable, savable, searchable 📖 Manual Coverage Systems Covered Powertrain: Engine, transmission, drivetrain, exhaust system Chassis: Suspension (front and rear), steering, brakes (ABS, ESP), wheels and tires Electrical: 12V system, lighting, instrumentation, control units (ECU, TCU), infotainment, comfort systems (HVAC, seats) Body: Body panels, doors, glass, interior trim, security system Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-ups Diagnostics: Troubleshooting common problems, diagnostic trouble codes (DTCs) interpretation Repair: Component removal and installation, engine repair, transmission repair, brake system repair, electrical system repair Adjustments: Minor adjustments, calibrations (e.g., steering angle sensor) Technical Depth Depth: Comprehensive, from basic maintenance to in-depth repair and troubleshooting Detail Level: Illustrated with clear step-by-step instructions and diagrams 📊 Manual Specifications File Format File Type: PDF Print Quality Image Resolution: High resolution, suitable for printing Binding Type Binding: Not applicable (Digital Download) Paper Type Paper Type: Not applicable (Digital Download) File Size Maximum File Size: Up to 5 GB (as stated) ⚙️ Engine Specifications Primary Engine Engine Type: 4.6L V8 (M272.982) Performance Horsepower: 335 hp @ 6000 rpm Torque: 339 lb-ft @ 2700-5000 rpm Fuel System Fuel Delivery: Electronic fuel injection (EFI) Engine Construction Block Material: Aluminum alloy Cylinder Head Material: Aluminum alloy Bore X Stroke: 92.6 mm x 86.0 mm Compression Ratio: 10.7:1 Engine Features Valve Train: DOHC, 4 valves per cylinder, variable valve timing (VVT) 🔧 Transmission Standard Transmission Type: 7-speed automatic (7G-TRONIC) Optional Optional Transmission: N/A for GL450 in 2007 Features Drivetrain: All-wheel drive (4MATIC) 📐 Dimensions Exterior Length: 198.3 inches (5037 mm) Width: 76.6 inches (1946 mm) Height: 72.6 inches (1844 mm) Wheelbase: 115.2 inches (2926 mm) Weights Curb Weight: 4,916 lbs (2,230 kg) Gross Vehicle Weight Rating: 6,614 lbs (3,000 kg) Cargo Cargo Volume Behind 3Rd Row: 13.0 cu ft Cargo Volume Behind 2Nd Row: 42.3 cu ft Cargo Volume Behind 1St Row: 83.3 cu ft Towing Towing Capacity: 7,000 lbs (3,175 kg) 🛡️ Safety Features Ratings NHTSA Rollover Rating: 4 out of 5 stars Active Features Electronic Stability Program: Standard (ESP) Anti Lock Braking System: Standard (ABS) Traction Control: Standard Passive Features Airbags: Front airbags, front side airbags, front and rear side curtain airbags Seat Belts: 3-point height-adjustable front, 3-point rear, pretensioners and force limiters 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD player with optional Harman Kardon surround sound system. Navigation System: Optional COMAND APS (Cockpit Management and Navigation EXperience) with integrated GPS. Driver Assistance Parking Assistance: Optional Parktronic parking sensors (front and rear). Connectivity Bluetooth: Optional Bluetooth connectivity for hands-free calling. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles or 12 months, depending on driving conditions (refer to manual for specifics). Major Service Intervals: Refer to Service A/B schedule as indicated by the vehicle's maintenance system (ASSYST). Fluid Specifications Engine Oil Type: Synthetic engine oil meeting MB 229.5 specification (e.g., SAE 5W-40 or 0W-40). Coolant Type: Mercedes-Benz approved coolant (e.g., MB 325.0 or 326.0) mixed 50/50 with distilled water. Transmission Fluid Type: MB 236.14 automatic transmission fluid (ATF). Brake Fluid Type: DOT 4 Plus brake fluid. Power Steering Fluid Type: Hydraulic fluid meeting MB 236.3 specification. Known Issues Common Problems: Potential issues with the M272 engine's balance shaft in earlier models (though less prevalent in later 2007 production), air suspension system components (e.g., air springs, compressor), and electronic module failures. Filters Engine Oil Filter Part Number: Likely A0001803109 or equivalent Engine Air Filter Part Number: Likely A2512700326 or equivalent 📚 Vehicle History Brand Heritage Manufacturer History: Mercedes-Benz, a global leader in luxury vehicles with over a century of automotive innovation. Model Evolution First Generation Launch: The X164 GL-Class was introduced for the 2007 model year, marking Mercedes-Benz's entry into the large luxury SUV segment in North America. Production Manufacturing Location: Tuscaloosa, Alabama, USA 🏆 Awards & Recognition Recognitions Awards Summary: While specific awards for the 2007 GL450 are not prominently highlighted, the GL-Class as a model line has been recognized for its luxury, comfort, and capability in various automotive publications.