2011 Aston Martin DB9
2011 Aston Martin DB9
Overview
The 2011 Aston Martin DB9, a grand tourer known for its potent V12 engine and luxurious craftsmanship, generally exhibits strong mechanical reliability for its class. However, as with any high-performance luxury vehicle, certain areas require attention to maintain optimal performance and longevity. This analysis focuses on documented technical issues beyond routine maintenance, providing insights into potential areas of concern for owners and prospective buyers. While the core powertrain is robust, attention to specific electronic systems and the adaptive suspension is recommended for a trouble-free ownership experience.
Engine
5.9L V12
Ignition Coil Failure
- Symptoms: Misfires, rough idling, check engine light, reduced power.
- Solution: Replacement of faulty ignition coil(s).
- Cost: $300 - $600 per coil
Coolant Leaks (Hoses/Pipes)
- Symptoms: Visible coolant loss, overheating, sweet smell, white smoke from exhaust.
- Solution: Replacement of damaged coolant hoses or pipes.
- Cost: $400 - $800
Transmission
Touchtronic 2 (6-Speed Automatic)
Torque Converter Issues
- Symptoms: Slipping gears, shuddering during acceleration, delayed engagement.
- Solution: Rebuild or replacement of the torque converter.
- Cost: $1,500 - $3,000
Transmission Fluid Leaks
- Symptoms: Leaking fluid under the vehicle, shifting problems, overheating.
- Solution: Repair or replacement of seals and gaskets.
- Cost: $500 - $1,000
Suspension
Adaptive Dampers
Electronic Damper Failure
- Symptoms: Harsh ride, clunking noises, warning lights on the dashboard, uneven handling.
- Solution: Replacement of faulty adaptive dampers.
- Cost: $800 - $1,500 per damper
Electrical
Infotainment System
Navigation System Glitches
- Symptoms: Screen freezing, inaccurate GPS location, system unresponsiveness.
- Solution: Software update or replacement of the infotainment module.
- Cost: $1,000 - $2,500
Central Locking System
Actuator Malfunctions
- Symptoms: Doors not locking/unlocking, intermittent operation.
- Solution: Replacement of faulty door lock actuators.
- Cost: $300 - $600 per actuator
Exterior
Body Panels & Trim
No Major Issues
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Interior
Leather Upholstery & Trim
No Major Issues
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Summary Verdict
The 2011 Aston Martin DB9 is a mechanically sound vehicle, with its V12 engine and transmission proving generally reliable. The most common technical concerns tend to be related to the adaptive suspension system’s electronic components and occasional glitches within the infotainment and central locking electrical systems. While these issues can be costly to repair, they are not indicative of systemic failures across the board. Regular maintenance and prompt attention to any warning signs will significantly contribute to a positive ownership experience, preserving the DB9’s performance and luxury appeal.