Engine Mechanical:
        
        
            Complete overhaul, diagnostics, timing, lubrication, cooling, fuel delivery
        
     
    
        
            Engine Electrical:
        
        
            Ignition system, starter, alternator, sensors (MAF, O2, Crankshaft, Camshaft), ECU troubleshooting
        
     
    
        
            Transmission:
        
        
            Automatic (GA6HP19Z) and Manual (Getrag GS6-37BZ) overhaul, diagnostics, fluid service, electronic control
        
     
    
        
            Drivetrain:
        
        
            xDrive all-wheel drive system, transfer case, front and rear differentials, driveshafts, CV joints
        
     
    
        
            Suspension:
        
        
            Front struts, control arms, ball joints, rear multi-link suspension, shock absorbers, springs, sway bars
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, tie rods, steering column
        
     
    
        
            Brakes:
        
        
            ABS, DSC (Dynamic Stability Control), EBD, brake hydraulics, pads, rotors, calipers, parking brake
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, fuses, relays, lighting system, power windows, locks, mirrors, comfort access
        
     
    
        
            HVAC:
        
        
            Air conditioning system, heating, ventilation, climate control module, blower motor, refrigerant service
        
     
    
        
            Body And Chassis:
        
        
            Body panels, doors, hood, trunk, glass, interior trim, chassis components
        
     
    
        
            Body Electronics:
        
        
            Central body electronics module (ZKE/BDC), keyless entry, alarm system, interior lighting
        
     
    
        
            Infotainment And Navigation:
        
        
            iDrive system (CCC/CIC), audio system, navigation unit, display module, telematics
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, spark plug service, brake fluid flush, coolant flush, cabin air filter replacement
        
     
    
        
            Component Replacement:
        
        
            Alternator, starter motor, fuel pump, water pump, thermostat, engine mounts, suspension components
        
     
    
        
            Diagnostics Troubleshooting:
        
        
            Step-by-step diagnostic procedures for common and complex issues, fault code interpretation
        
     
    
        
            Engine Rebuild:
        
        
            Detailed instructions for engine disassembly, inspection, measurement, and reassembly
        
     
    
        
            Transmission Service:
        
        
            Fluid and filter replacement, torque converter service, valve body diagnostics
        
     
    
        
            Brake System Repair:
        
        
            Brake pad/rotor replacement, caliper overhaul, bleeding procedures, ABS/DSC component testing
        
     
    
        
            Electrical Component Testing:
        
        
            Testing of sensors, actuators, control modules using multimeters and diagnostic tools
        
     
    
        
            Body Work And Paint:
        
        
            Panel alignment, rust repair, minor body panel replacement (e.g., fenders, doors)
        
     
    
        
            HVAC System Repair:
        
        
            Leak detection, component replacement (compressor, condenser, evaporator), refrigerant recharging
        
     
    
        
            Wheel Alignment And Balancing:
        
        
            Alignment specifications, balancing procedures
        
     
    
    
        
            Depth Of Information:
        
        
            Comprehensive, from basic DIY maintenance to advanced engine and transmission rebuilds
        
     
    
        
            Diagnostic Capability:
        
        
            Detailed diagnostic trees and procedures, often requiring BMW-specific diagnostic tools (e.g., ISTA/D, INPA)
        
     
    
        
            Torque Specifications:
        
        
            All critical fastener torque values provided for engine, chassis, and body components
        
     
    
        
            Wiring Diagrams:
        
        
            Detailed electrical schematics for all vehicle systems
        
     
    
        
            Special Tools:
        
        
            Identification and usage instructions for specialized BMW tools required for specific repairs
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically based on Condition Based Service (CBS) system, generally around 10,000-15,000 miles or 12-24 months.
        
     
    
        
            Spark Plug Replacement:
        
        
            Around 60,000-100,000 miles, depending on plug type and driving conditions.
        
     
    
        
            Brake Fluid Flush:
        
        
            Every 2 years, regardless of mileage.
        
     
    
        
            Coolant Flush:
        
        
            BMW Blue Coolant, typically at 45,000-60,000 miles or 4-5 years.
        
     
    
    
        
            Engine Oil Capacity:
        
        
            Approx. 6.5 US quarts (6.2 liters) with filter change. Check specific model year.
        
     
    
        
            Engine Oil Specification:
        
        
            BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) synthetic oil, typically SAE 0W-30 or 5W-30.
        
     
    
        
            Coolant Type:
        
        
            BMW Blue Antifreeze/Coolant (G48 chemistry) mixed 50/50 with distilled water.
        
     
    
        
            Power Steering Fluid:
        
        
            Pentosin CHF 11S or equivalent (Green fluid).
        
     
    
    
        
            Valve Cover Gasket Leaks:
        
        
            Common on N52 engines, often due to aging gaskets and PCV system failures.
        
     
    
        
            Oil Pan Gasket Leaks:
        
        
            Another common leak point on the N52 engine.
        
     
    
        
            Water Pump And Thermostat Failures:
        
        
            Electric water pumps and thermostats can fail prematurely, often without warning.
        
     
    
        
            Pcv System Issues:
        
        
            Clogged Positive Crankcase Ventilation (PCV) valve or integrated breather hose can lead to vacuum leaks and oil consumption.
        
     
    
        
            Hpfp Failures:
        
        
            High-Pressure Fuel Pump (HPFP) issues were more prevalent in earlier models of the N54 engine, less so for the N52.
        
     
    
        
            Xdrive Transfer Case Issues:
        
        
            Infrequent but possible issues with the transfer case actuator or fluid.