Segment:
        
        
            Luxury Mid-size SUV
        
     
    
        
            Target Audience:
        
        
            Discerning SUV buyers seeking premium comfort, advanced features, and robust performance.
        
     
    
    
        
            Key Competitors:
        
        
            BMW X5, Audi Q7, Lexus RX, Volvo XC90, Cadillac SRX.
        
     
    
    
        
            Platform:
        
        
            Based on the Mercedes-Benz M-Class (W164) platform.
        
     
    
        
            Drivetrain Emphasis:
        
        
            Standard 4MATIC all-wheel drive system.
        
     
    
        
            Comfort And Luxury:
        
        
            High levels of interior comfort, premium materials, and advanced amenities.
        
     
    
        
            Safety Focus:
        
        
            Emphasis on advanced safety features and structural integrity.
        
     
 
    
    
    
        
            Engine:
        
        
            All gasoline and diesel engine variants, including troubleshooting, overhaul, and component testing.
        
     
    
        
            Transmission:
        
        
            Automatic transmission (e.g., 7G-TRONIC PLUS), including maintenance, diagnostics, and repair procedures.
        
     
    
        
            Drivetrain:
        
        
            All-wheel drive (4MATIC) system, transfer case, differentials, drive shafts, and CV joints.
        
     
    
        
            Suspension:
        
        
            Front and rear suspension systems, including components like control arms, ball joints, shock absorbers, springs, and air suspension (if equipped).
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, tie rods, and related components.
        
     
    
        
            Brakes:
        
        
            Hydraulic brake system, ABS, ESP, brake calipers, rotors, pads, lines, and bleeding procedures.
        
     
    
        
            Electrical System:
        
        
            Complete electrical schematics, battery, alternator, starter, fuses, relays, lighting, power windows, mirrors, and comfort features.
        
     
    
        
            Climate Control:
        
        
            HVAC system, climate control modules, blower motor, refrigerant system, and cabin filters.
        
     
    
        
            Body And Chassis:
        
        
            Body panels, doors, hood, tailgate, interior trim, chassis components, and structural integrity.
        
     
    
        
            Infotainment And Electronics:
        
        
            COMAND infotainment system, audio components, navigation, telematics, and dashboard displays.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, and general inspections.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures for common and uncommon faults across all vehicle systems, including fault code interpretation.
        
     
    
        
            Component Removal And Installation:
        
        
            Detailed, step-by-step instructions for removing and installing major and minor components.
        
     
    
        
            Overhaul And Rebuilding:
        
        
            Instructions for overhauling engines, transmissions, and other major mechanical assemblies.
        
     
    
        
            Wiring Diagrams:
        
        
            Comprehensive electrical schematics for all systems, aiding in diagnosis and repair.
        
     
    
        
            Special Tools:
        
        
            Identification and usage instructions for specialized tools required for specific repair procedures.
        
     
    
        
            Torque Specifications:
        
        
            Accurate torque values for all critical fasteners.
        
     
    
        
            Diagnostic Procedures:
        
        
            Detailed diagnostic trees and testing methods for various systems and faults.
        
     
    
    
        
            Depth:
        
        
            Comprehensive, from basic maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics.
        
     
 
    
    
    
        
            Engine Options:
        
        
            Multiple gasoline and diesel engines, including: ML350 (3.5L V6), ML500 (5.0L V8), ML63 AMG (6.2L V8), ML320 CDI (3.0L V6 Turbodiesel), ML350 CDI (3.0L V6 Turbodiesel).
        
     
    
    
        
            Horsepower Range:
        
        
            Approximately 228 hp to 507 hp (depending on engine variant).
        
     
    
        
            Torque Range:
        
        
            Approximately 339 lb-ft to 450 lb-ft (depending on engine variant).
        
     
    
    
        
            Injection Type:
        
        
            Multi-point fuel injection (MPI) for gasoline, Common Rail Direct Injection (CDI) for diesel.
        
     
    
    
        
            Block Material:
        
        
            Aluminum alloy (V6/V8 gasoline), Cast iron (diesel).
        
     
    
        
            Cylinder Head Material:
        
        
            Aluminum alloy.
        
     
    
    
        
            Valve Train:
        
        
            DOHC (Double Overhead Camshaft) with 4 valves per cylinder.
        
     
 
    
    
    
        
            Length:
        
        
            Approximately 188.5 inches (4788 mm).
        
     
    
        
            Width:
        
        
            Approximately 75.9 inches (1928 mm).
        
     
    
        
            Height:
        
        
            Approximately 70.7 inches (1796 mm).
        
     
    
        
            Wheelbase:
        
        
            Approximately 114.7 inches (2916 mm).
        
     
    
    
        
            Cargo Volume Rear Seats Up:
        
        
            Approximately 26.7 cu ft (756 L).
        
     
    
        
            Cargo Volume Rear Seats Down:
        
        
            Approximately 72.4 cu ft (2050 L).
        
     
    
    
        
            Curb Weight:
        
        
            Approximately 4,600 - 5,000 lbs (2087 - 2268 kg), depending on engine and configuration.
        
     
    
        
            Towing Capacity:
        
        
            Up to 7,200 lbs (3266 kg) when properly equipped.
        
     
 
    
    
    
        
            NHTSA Front Crash Test:
        
        
            5-Star rating.
        
     
    
        
            IIHS Front Overlap Side Impact:
        
        
            Good rating (for models tested).
        
     
    
    
        
            Traction Control:
        
        
            Standard electronic traction control (ETC) and stability control (ESP).
        
     
    
        
            ABS:
        
        
            Anti-lock Braking System (ABS).
        
     
    
        
            Brake Assist:
        
        
            Brake Assist (BAS).
        
     
    
    
        
            Airbags:
        
        
            Front, front-side, and side-curtain airbags.
        
     
    
        
            Seatbelts:
        
        
            Pretensioning seatbelts with load limiters.
        
     
    
        
            Rollover Protection:
        
        
            Active rollover protection system.
        
     
 
    
    
    
        
            Head Unit:
        
        
            COMAND (Cockpit Management and Navigation) system, featuring CD player, radio, optional navigation, and auxiliary input.
        
     
    
        
            Display Type:
        
        
            Color LCD screen.
        
     
    
    
        
            Parking Assistance:
        
        
            Optional parking sensors (front and rear) and rearview camera.
        
     
    
        
            Adaptive Cruise Control:
        
        
            Optional DISTRONIC adaptive cruise control.
        
     
    
    
        
            Bluetooth:
        
        
            Optional Bluetooth connectivity for hands-free calling.
        
     
    
    
        
            Seat Adjustment:
        
        
            Power-adjustable front seats with memory function, heated and ventilated seat options.
        
     
    
    
        
            Headlights:
        
        
            Halogen or optional Bi-Xenon headlights with automatic leveling and cornering illumination.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically every 10,000 miles (16,000 km) or 12 months, whichever comes first (based on 'Flex Service' indicated by the vehicle's computer).
        
     
    
        
            Transmission Fluid Change:
        
        
            Recommended around 60,000-80,000 miles (96,000-128,000 km) for the 7G-TRONIC PLUS automatic transmission.
        
     
    
        
            Coolant Flush:
        
        
            Every 2-4 years or approximately 30,000-50,000 miles (48,000-80,000 km).
        
     
    
    
        
            Engine Oil Spec:
        
        
            MB 229.5 or 229.51 for gasoline engines (e.g., Mobil 1 0W-40, 5W-40); MB 229.51 for diesel engines (e.g., Mobil 1 ESP Formula 5W-30).
        
     
    
        
            Engine Oil Capacity:
        
        
            Varies by engine, typically 7.7 - 8.5 quarts (7.3 - 8.0 liters).
        
     
    
        
            Coolant Type:
        
        
            MB Specification 325.0 or 326.0 (antifreeze/coolant, blue).
        
     
    
    
        
            Air Suspension:
        
        
            Leaking air springs (Airmatic), compressor failures, and valve block issues can occur with age and mileage.
        
     
    
        
            Diesel Particulate Filter:
        
        
            Clogging of the Diesel Particulate Filter (DPF) on diesel models, often due to short driving cycles or sensor faults.
        
     
    
        
            Power Steering Pump:
        
        
            Potential leaks or failure of the power steering pump or lines.
        
     
    
        
            Exhaust Gas Recirculation Egr:
        
        
            EGR valve issues and clogging, especially on diesel engines, can lead to performance problems.
        
     
 
    
    
    
        
            Manufacturer:
        
        
            Mercedes-Benz AG, a division of Daimler AG (now Mercedes-Benz Group AG).
        
     
    
    
        
            Generation Introduction:
        
        
            The W164 generation was introduced in 2005 as a successor to the W163 M-Class.
        
     
    
        
            Design Philosophy:
        
        
            Focused on improved on-road refinement, enhanced luxury, and more sophisticated styling compared to its predecessor.
        
     
    
    
        
            Production Plants:
        
        
            Primarily manufactured at the Tuscaloosa, Alabama, USA plant.
        
     
    
        
            Production Years:
        
        
            2005-2011 (for the W164 generation).