2003 Aston Martin DB7

2003 Aston Martin DB7

The 2003 Aston Martin DB7 is a grand tourer that was produced from 1994 to 2004. It was powered by a 6.0-liter V12 engine that produced 420 horsepower and 400 lb-ft of torque. The DB7 was available with a 6-speed manual or a 5-speed automatic transmission.

The DB7 was praised for its stylish design, luxurious interior, and powerful engine. However, it was also criticized for its high price and poor reliability.

Engine

6.0-liter V12

• Timing chain tensioner failure: The timing chain tensioner can fail, causing the timing chain to skip and damage the engine. Symptoms include a rattling noise from the engine, a loss of power, and a check engine light. The solution is to replace the timing chain tensioner. Estimated cost to fix: $2,000 - $3,000.
• Camshaft position sensor failure: The camshaft position sensor can fail, causing the engine to run erratically or stall. Symptoms include a rough idle, a loss of power, and a check engine light. The solution is to replace the camshaft position sensor. Estimated cost to fix: $200 - $300.

Transmission

6-speed Manual

• Clutch failure: The clutch can fail, causing the transmission to slip or become difficult to shift. Symptoms include a burning smell, a slipping clutch, and difficulty shifting gears. The solution is to replace the clutch. Estimated cost to fix: $1,000 - $2,000.

5-speed Automatic

• Transmission control module (TCM) failure: The TCM can fail, causing the transmission to shift erratically or not at all. Symptoms include a harsh shift, a loss of power, and a check engine light. The solution is to replace the TCM. Estimated cost to fix: $1,000 - $2,000.

Suspension

• Front suspension bushing failure: The front suspension bushings can fail, causing the suspension to become loose and noisy. Symptoms include a clunking noise from the front of the vehicle, a loose steering wheel, and uneven tire wear. The solution is to replace the front suspension bushings. Estimated cost to fix: $500 - $1,000.

Electrical

• Alternator failure: The alternator can fail, causing the battery to drain and the vehicle to lose power. Symptoms include a dim dashboard, a weak battery, and a check engine light. The solution is to replace the alternator. Estimated cost to fix: $500 - $1,000.
• Battery failure: The battery can fail, causing the vehicle to lose power. Symptoms include a dead battery, a clicking noise when you try to start the vehicle, and a check engine light. The solution is to replace the battery. Estimated cost to fix: $100 - $200.

Exterior

• Convertible top motor failure: The convertible top motor can fail, causing the convertible top to become stuck open or closed. Symptoms include a buzzing noise from the convertible top motor, a stuck convertible top, and a check engine light. The solution is to replace the convertible top motor. Estimated cost to fix: $1,000 - $2,000.

Interior

• Center console trim peeling: The center console trim can peel, causing the interior to look unsightly. Symptoms include peeling trim, a loose trim piece, and a rattling noise from the center console. The solution is to replace the center console trim. Estimated cost to fix: $200 - $500.

Summary

The 2003 Aston Martin DB7 is a stylish and powerful grand tourer, but it is also known for its poor reliability. The most common problems with the DB7 include timing chain tensioner failure, camshaft position sensor failure, clutch failure, transmission control module failure, front suspension bushing failure, alternator failure, battery failure, convertible top motor failure, and center console trim peeling. These problems can be expensive to fix, so it is important to factor in the cost of maintenance when considering purchasing a DB7.