Aston Martin DB6 Problems: Common Issues and Repair Costs
The Aston Martin DB6 is a classic British grand tourer produced between 1965 and 1971. Celebrated for its elegant design, luxurious interior, and thrilling performance, the DB6 remains highly sought after by collectors. Despite its timeless appeal, the DB6 has several known issues that owners should be aware of. Understanding these problems and their repair costs is crucial for keeping this classic car reliable and preserving its value.
Common Aston Martin DB6 Problems
1. Engine and Performance Issues
The DB6 is powered by a straight-six engine, either the 4.0-litre or 4.2-litre variants. Common engine problems include:
- Oil leaks from gaskets and seals
- Carburettor issues causing poor fuel delivery
- Engine misfires or rough idling due to ignition faults
- Cooling system problems leading to overheating
Repair costs: Minor engine work such as gasket replacement or carburettor tuning costs £1,500 to £3,500. Major engine rebuilds or cylinder head work can cost £8,000 to £15,000.
2. Transmission Problems
The DB6 comes with either a manual or automatic transmission. Common issues include:
- Worn clutch in manual models
- Synchromesh wear causing gear grinding
- Automatic transmission fluid leaks or slipping gears
Repair costs: Minor transmission adjustments cost £800 to £2,000, while full rebuilds can range from £5,000 to £12,000.
3. Electrical System Issues
Being a 1960s vehicle, the DB6 has a simple but sometimes unreliable electrical system:
- Faulty wiring or corroded connections
- Dynamo or alternator failures
- Lighting or instrument cluster problems
Repair costs: Electrical repairs cost £300 to £1,500, depending on whether wiring harnesses or components need replacing.
4. Suspension and Steering Problems
The DB6 features independent front suspension and a live rear axle with leaf springs. Common issues include:
- Worn bushings causing poor handling
- Steering rack wear affecting precision
- Shock absorber leaks
Repair costs: Suspension repairs generally cost £1,500 to £4,000, depending on parts and labour.
5. Brake System Issues
The DB6 uses disc brakes at the front and drum brakes at the rear. Common problems include:
- Brake fluid leaks
- Worn pads and drums
- Master cylinder or brake line issues
Repair costs: Minor brake repairs cost £400 to £1,200, while full system overhauls can reach £3,500 to £6,000.
6. Bodywork and Rust
Classic DB6 models are prone to rust, especially in sills, wheel arches, and floor panels:
- Corrosion on chassis and body panels
- Door and boot alignment problems
Repair costs: Cosmetic rust repair may cost £1,500 to £4,000, while extensive body restoration can exceed £20,000.
7. Interior and Cosmetic Issues
Luxury interiors require careful maintenance:
- Leather seat cracking or fading
- Dashboard wear or instrument failure
- Trim and carpet degradation
Repair costs: Interior refurbishment costs £1,500 to £5,000, depending on materials and restoration quality.
Tips for Aston Martin DB6 Owners
- Inspect chassis and sills regularly for rust.
- Use genuine or high-quality replacement parts when servicing.
- Keep up with engine, transmission, and suspension maintenance.
- Store the car in a dry, climate-controlled environment to prevent corrosion.
Conclusion
The Aston Martin DB6 is a highly desirable classic car, but it comes with maintenance challenges. Common problems include engine and transmission wear, electrical faults, suspension and brake issues, rust, and interior wear. Repair costs range from £300 for minor electrical fixes to over £20,000 for extensive bodywork. Being aware of these issues helps DB6 owners maintain reliability, safety, and long-term value.
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