Vehicle Segment:
        
        
            Luxury Grand Tourer (GT)
        
     
    
        
            Target Audience:
        
        
            Affluent buyers seeking performance, luxury, and style
        
     
    
    
        
            Primary Competitors:
        
        
            Mercedes-Benz SL-Class, Jaguar XK, Audi A5/A7 (later models), Porsche 911 (lifestyle comparison)
        
     
    
    
        
            Design Philosophy:
        
        
            Elegant styling, powerful engines, sophisticated technology, driver-focused cockpit
        
     
    
        
            Body Styles:
        
        
            E63: Coupe, E64: Convertible (hardtop)
        
     
    
        
            Powertrain Options:
        
        
            Naturally aspirated V8, Twin-Turbocharged Inline-6
        
     
    
        
            Technology Integration:
        
        
            Advanced iDrive infotainment system, optional Active Front Steering, Dynamic Drive
        
     
 
    
    
    
        
            Engine Systems:
        
        
            Engine mechanical (N62 V8, N54 Twin-Turbo I6), engine management, cooling, lubrication, fuel delivery, ignition, exhaust
        
     
    
        
            Transmission Systems:
        
        
            Automatic transmission (e.g., GM 6L45/6L50, ZF 6HP series) repair and diagnostics, manual transmission (if applicable), clutch, driveshaft, differentials
        
     
    
        
            Chassis Systems:
        
        
            Suspension (Active Roll Stabilization, Adaptive Drive), steering, brakes (dynamic stability control, ABS, brake servo), wheel alignment
        
     
    
        
            Electrical Systems:
        
        
            Wiring diagrams, battery, charging system, starter, lighting (adaptive headlights), instrument cluster, body electronics modules (FEM, FRM), comfort access, keyless entry, infotainment system (iDrive)
        
     
    
        
            Body And Interior:
        
        
            Body panels, doors, windows, convertible top mechanism (E64), seats, airbags, climate control (HVAC), interior trim
        
     
    
    
        
            Maintenance Procedures:
        
        
            Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, brake pad replacement
        
     
    
        
            Repair Procedures:
        
        
            Engine component replacement (alternator, starter, fuel injectors), transmission overhaul, suspension component replacement (shocks, control arms), brake caliper repair, electrical component diagnosis and replacement
        
     
    
        
            Diagnostic Procedures:
        
        
            Troubleshooting guides for common faults, diagnostic trouble codes (DTCs) interpretation and resolution, testing procedures for sensors and actuators
        
     
    
        
            Special Procedures:
        
        
            Convertible top system repair, adaptive headlight aiming, iDrive system troubleshooting, complex electrical system diagnostics
        
     
    
    
        
            Depth Of Coverage:
        
        
            Comprehensive: from basic fluid changes to complete engine and transmission rebuilds
        
     
    
        
            Diagnostic Tools:
        
        
            References for BMW-specific diagnostic tools (e.g., ISTA/D, INPA)
        
     
    
        
            Torque Specifications:
        
        
            Detailed torque specifications for all fasteners
        
     
    
        
            Wiring Diagrams:
        
        
            Complete and detailed electrical wiring diagrams for all systems
        
     
 
    
    
    
    
        
            Engine Type:
        
        
            4.8L Naturally Aspirated V8
        
     
    
        
            Horsepower:
        
        
            360 hp @ 6300 rpm
        
     
    
        
            Torque:
        
        
            360 lb-ft @ 3400-3800 rpm
        
     
    
    
    
        
            Engine Type:
        
        
            3.0L Twin-Turbocharged Inline-6
        
     
    
        
            Horsepower:
        
        
            300 hp @ 5800 rpm
        
     
    
        
            Torque:
        
        
            300 lb-ft @ 1400-5000 rpm
        
     
    
    
        
            Acceleration 0 60 Mph V8:
        
        
            Approx. 4.7 seconds
        
     
    
        
            Acceleration 0 60 Mph I6:
        
        
            Approx. 5.4 seconds
        
     
    
    
        
            Fuel Type:
        
        
            Premium Unleaded Gasoline (91+ octane recommended)
        
     
    
        
            Fuel Delivery:
        
        
            Electronic Fuel Injection (EFI) with direct injection on N54
        
     
    
    
        
            ECU Type:
        
        
            Bosch Motronic (specific version varies)
        
     
 
    
    
    
        
            Transmission Type V8:
        
        
            6-speed Steptronic Automatic
        
     
    
        
            Transmission Type I6:
        
        
            6-speed Manual or 6-speed Steptronic Automatic
        
     
    
    
        
            Optional Transmission V8:
        
        
            None (only automatic for V8)
        
     
    
    
        
            Steptronic Functionality:
        
        
            Manual shift mode via selector lever or paddle shifters
        
     
    
        
            Transmission Fluid Spec Automatic:
        
        
            BMW ATF LT-3 or equivalent (e.g., Dexron VI for some later versions)
        
     
    
        
            Transmission Fluid Capacity Automatic:
        
        
            Approx. 9-10 liters (check specific model)
        
     
 
    
    
    
        
            NHTSA Crash Test Ratings:
        
        
            Not consistently rated by NHTSA for this specific generation, but generally good occupant protection
        
     
    
        
            IIHS Crash Test Ratings:
        
        
            Refer to IIHS archives for specific model year tests
        
     
    
    
        
            Traction Control:
        
        
            Dynamic Traction Control (DTC), Automatic Stability Control (ASC)
        
     
    
        
            Stability Control:
        
        
            Dynamic Stability Control (DSC)
        
     
    
        
            Braking Systems:
        
        
            Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist
        
     
    
        
            Steering Systems:
        
        
            Optional Active Front Steering (AFS)
        
     
    
    
        
            Airbags:
        
        
            Front, side-impact, and head protection airbags
        
     
    
        
            Seat Belts:
        
        
            3-point inertia-reel seat belts with pre-tensioners
        
     
    
        
            Convertible Safety:
        
        
            Pop-up rollover protection system (E64)
        
     
 
    
    
    
        
            Infotainment System:
        
        
            BMW iDrive (2nd Generation)
        
     
    
        
            Display Size:
        
        
            8.8-inch central display
        
     
    
        
            Features:
        
        
            Navigation, AM/FM/Satellite Radio, CD/DVD player, Bluetooth connectivity, optional USB/Auxiliary input
        
     
    
    
        
            Adaptive Cruise Control:
        
        
            Optional Adaptive Cruise Control (ACC)
        
     
    
        
            Parking Assistance:
        
        
            Optional Parking Distance Control (PDC) - front and rear sensors
        
     
    
        
            Lighting Technology:
        
        
            Optional Bi-Xenon Adaptive Headlights
        
     
    
    
        
            Bluetooth Integration:
        
        
            Standard on most models for hands-free calling and audio streaming
        
     
    
        
            Telematics:
        
        
            BMW Assist (subscription-based telematics and emergency services)
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            BMW Condition Based Service (CBS): Typically 10,000-15,000 miles or 12-24 months, depending on driving conditions.
        
     
    
        
            Brake Fluid Change:
        
        
            Every 2 years (BMW CBS)
        
     
    
        
            Spark Plug Replacement N62:
        
        
            Approx. 100,000 miles (refer to manual for specific type)
        
     
    
        
            Spark Plug Replacement N54:
        
        
            Approx. 60,000-100,000 miles (depending on spark plug type, often requires replacement sooner)
        
     
    
    
        
            Engine Oil Spec:
        
        
            BMW Longlife-01 (LL-01) or Longlife-04 (LL-04) approved synthetic oil, typically 5W-30 or 5W-40 depending on climate.
        
     
    
        
            Coolant Spec:
        
        
            BMW Blue Antifreeze/Coolant (G48) or equivalent HOAT coolant
        
     
    
        
            Power Steering Fluid Spec:
        
        
            Pentosin CHF 11S or BMW equivalent
        
     
    
    
        
            Engine N62:
        
        
            Valley pan gasket leaks, VANOS solenoids, ignition coil failures, oil separator issues, eccentric shaft sensor failures.
        
     
    
        
            Engine N54:
        
        
            High-pressure fuel pump (HPFP) failures, fuel injector issues, turbo wastegate rattle, oil leaks from valve cover gasket.
        
     
    
        
            Transmission Automatic:
        
        
            Mechatronic sleeve leaks, torque converter issues, transmission control module (TCM) faults.
        
     
    
        
            Electrical:
        
        
            Water damage to FRM (Footwell Module), battery registration issues, sensor failures (e.g., ABS/DSC sensors), iDrive system glitches.
        
     
    
        
            Convertible E64:
        
        
            Hydraulic pump issues for the convertible top, sensor malfunctions in the top mechanism, seal degradation.
        
     
 
    
    
    
        
            Bmw Philosophy:
        
        
            Sheer Driving Pleasure, focus on performance, luxury, and engineering excellence
        
     
    
    
        
            Previous Generation:
        
        
            E24 6 Series (discontinued in 1990)
        
     
    
        
            Introduction E63 E64:
        
        
            Introduced in 2003 (E63) and 2004 (E64), succeeding the E24 generation after a long hiatus.
        
     
    
        
            Facelift:
        
        
            Minor updates and technology enhancements throughout its production run, including 2007.
        
     
    
    
        
            Production Years:
        
        
            2003-2010
        
     
    
        
            Manufacturing Location:
        
        
            Dingolfing, Germany
        
     
 
    
    
    
        
            Car And Driver Best 10:
        
        
            The 6 Series often appeared on Car and Driver's 10Best list in previous generations, setting a benchmark for luxury coupes.
        
     
    
        
            Ward 10 Best Engines:
        
        
            The N62 V8 and N54 Inline-6 engines received numerous awards, including Ward's 10 Best Engines during their production life.
        
     
    
    
        
            Overall Performance Reputation:
        
        
            Highly regarded for its balance of performance, luxury, and refined driving dynamics.