Segment:
        
        
            Mid-size Luxury SUV (Wagen)
        
     
    
    
        
            Competitors:
        
        
            BMW X5, Audi Q7, Porsche Cayenne, Lexus RX
        
     
    
    
        
            Luxury Appointments:
        
        
            High-quality interior materials, advanced comfort features
        
     
    
        
            Performance:
        
        
            Powerful V8 engine, advanced AWD system (4MATIC)
        
     
 
    
    
    
        
            Engine:
        
        
            Service, diagnostics, repair for M273 V8 engine
        
     
    
        
            Transmission:
        
        
            Service, diagnostics, repair for 7G-TRONIC (722.9) automatic transmission
        
     
    
        
            Drivetrain:
        
        
            Front and rear axle, differentials, driveshafts, AWD system
        
     
    
        
            Suspension:
        
        
            Front and rear suspension components, AIRMATIC air suspension system (if equipped)
        
     
    
        
            Brakes:
        
        
            Hydraulic brake system, ABS, ESP, brake pad/rotor replacement, brake fluid service
        
     
    
        
            Steering:
        
        
            Power steering system, steering column, steering gear
        
     
    
        
            Electrical System:
        
        
            12V battery, charging system, starter, lighting, power windows, seats, mirrors
        
     
    
        
            Engine Management:
        
        
            ECU diagnostics, sensor testing, fuel injection, ignition system
        
     
    
        
            Climate Control:
        
        
            HVAC system operation, diagnosis, component replacement (compressor, blower motor, etc.)
        
     
    
        
            Infotainment:
        
        
            Audio system, navigation (COMAND), display units
        
     
    
        
            Body And Trim:
        
        
            Exterior panel removal, interior trim, doors, tailgate, bumpers
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, spark plug replacement, fluid checks
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic trouble codes (DTCs), symptom-based diagnostics, common failure analysis
        
     
    
        
            Major Repairs:
        
        
            Engine rebuild, transmission overhaul, suspension component replacement
        
     
    
        
            Diagnostics:
        
        
            OBD-II scanning, sensor data interpretation, actuator testing
        
     
    
        
            Component Replacement:
        
        
            Step-by-step guides for replacing key components
        
     
    
    
        
            Depth:
        
        
            Factory-level technical specifications and repair procedures
        
     
    
        
            Wiring Diagrams:
        
        
            Included (typical for official manuals)
        
     
    
        
            Torque Specifications:
        
        
            Detailed torque values for all fasteners
        
     
    
        
            Special Tools:
        
        
            Identification and usage of Mercedes-Benz specific tools
        
     
 
    
    
    
        
            Transmission Type:
        
        
            7-Speed Automatic (7G-TRONIC)
        
     
    
    
    
        
            Drive Modes:
        
        
            Comfort (C) and Sport (S) modes
        
     
    
    
        
            Transmission Fluid Type:
        
        
            MB 236.14 (e.g., Pentosin ATF 134, Febi Bilstein ATF 236.14)
        
     
    
    
        
            Transmission Fluid Capacity:
        
        
            Approx. 9.5 liters (dry fill), 7.5 liters (pan drop and fill)
        
     
 
    
    
    
        
            NHTSA Front Crash Rating:
        
        
            5-Star (for 2009 model)
        
     
    
        
            IIHS Top Safety Pick:
        
        
            Yes (for 2009 model)
        
     
    
    
        
            Electronic Stability Control:
        
        
            Standard (ESP)
        
     
    
        
            Antilock Braking System:
        
        
            Standard (ABS)
        
     
    
        
            Traction Control:
        
        
            Standard (ASR)
        
     
    
    
        
            Airbags:
        
        
            Front, side, and curtain airbags
        
     
    
        
            Seatbelts:
        
        
            3-point inertia-reel seatbelts with pretensioners and force limiters
        
     
 
    
    
    
        
            Infotainment System:
        
        
            COMAND (Cockpit Management and Navigation)
        
     
    
        
            Audio System:
        
        
            Harman Kardon LOGIC 7 surround sound system (optional)
        
     
    
    
        
            Adaptive Cruise Control:
        
        
            DISTRONIC (optional)
        
     
    
        
            Parking Assistance:
        
        
            PARKTRONIC parking sensors (front and rear)
        
     
    
    
        
            Bluetooth Interface:
        
        
            Standard (for phone calls, potentially audio streaming depending on specific package)
        
     
    
    
    
        
            Memory Seats:
        
        
            Standard for driver and front passenger
        
     
    
        
            Panoramic Sunroof:
        
        
            Optional
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 10,000 miles or 12 months, whichever comes first (using synthetic oil)
        
     
    
        
            Transmission Fluid Change:
        
        
            Every 40,000 - 60,000 miles (consult manual for exact intervals based on driving conditions)
        
     
    
        
            Brake Fluid Flush:
        
        
            Every 2 years
        
     
    
        
            Engine Air Filter Replacement:
        
        
            Every 30,000 miles or as needed
        
     
    
        
            Cabin Air Filter Replacement:
        
        
            Every 15,000 - 20,000 miles or annually
        
     
    
    
        
            Engine Oil Specification:
        
        
            API SN, ACEA A3/B4, Mercedes-Benz Specification 229.5 (e.g., Mobil 1 0W-40, Castrol Edge 0W-40)
        
     
    
        
            Coolant Specification:
        
        
            Mercedes-Benz Specification 325.0 or 326.0 (Antifreeze/Coolant, Blue)
        
     
    
        
            Power Steering Fluid:
        
        
            MB 343.0 (e.g., Pentosin CHF 11S)
        
     
    
    
        
            Intake Manifold Cracks:
        
        
            Plastic intake manifold can develop cracks, leading to vacuum leaks and performance issues.
        
     
    
        
            Airmatic Suspension Leaks:
        
        
            Air springs and compressor can develop leaks over time, leading to vehicle sag.
        
     
    
        
            Oil Cooler Seals:
        
        
            Oil cooler seals can degrade, causing oil leaks into the coolant system.
        
     
    
        
            Door Handle Actuators:
        
        
            Faulty door handle actuators can prevent doors from opening or locking.
        
     
 
    
    
    
        
            Brand Legacy:
        
        
            Mercedes-Benz known for engineering excellence, luxury, and safety since its inception.
        
     
    
    
        
            Ml Class Lineage:
        
        
            Part of the second generation (W164) of the M-Class SUV, replacing the W163.
        
     
    
        
            W164 Introduction:
        
        
            Introduced in 2005, the W164 brought significant improvements in styling, technology, and chassis dynamics.
        
     
    
    
        
            Production Years:
        
        
            W164 ML-Class produced from 2005 to 2011.
        
     
    
        
            Manufacturing Locations:
        
        
            Tuscaloosa, Alabama, USA