BMW 7 Series E65/E66/E67/E68 735Li
Model overview
A refined but highly complex luxury saloon. Long-term condition depends heavily on engine, equipment, electrical health and maintenance history.
Pros
- Exceptional comfort and refinement
- Stable, quiet long-distance car
- Wide choice of engines and specifications
Cons
- Complex electronics
- Potentially costly suspension and cooling repairs
- Equipment varies significantly by version
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Age-related electronic and iDrive faultsMedium
- Suspension wear and ride-height faults where fittedHigh
- Corrosion and water-ingress inspectionMedium
Maintenance
Follow the VIN- and engine-specific schedule, with particular attention to cooling, fluids, suspension, battery health and documented electronic-system repairs.
Engine overview · 3.6L 8-cyl PETROL
A refined naturally aspirated V8 with strong performance, but this older 735Li application can incur substantial repair costs from age-related oil leaks, cooling-system issues and valve-train components.
Pros
- Smooth V8 refinement.
- Comfortable long-distance character.
Cons
- Complex engine repairs can be labour-intensive.
- Cooling-system and oil-consumption issues may be costly.
- Condition varies greatly with servicing history.
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Valve-stem-seal wearMedium
- Coolant-transfer-pipe leakageHigh
- Valvetronic system faultsMedium
- Age-related oil leaksMedium
Maintenance
Follow the VIN-specific BMW schedule and oil specification, with particular attention to cooling-system condition, oil level and documented engine repairs.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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