1999 Porsche Boxster

Introduction:

The 1999 Porsche Boxster is a mid-engine sports car available with two engine and transmission options:

• 2.5-liter flat-six engine with a 5-speed manual transmission (201 horsepower, 181 lb-ft of torque)
• 2.5-liter flat-six engine with a 5-speed Tiptronic automatic transmission (201 horsepower, 181 lb-ft of torque)

The Boxster is praised for its handling, performance, and sleek design. However, like any vehicle, it has its share of reported issues.

Engine

2.5-Liter Flat-Six Engine with Manual Transmission

• Intermediate Shaft Bearing Failure: Premature failure of the intermediate shaft bearing can lead to engine damage. Symptoms include a rattling noise and sudden engine failure. Solution: Replace the intermediate shaft bearing. Estimated Cost to Fix: $1,500 - $3,000+
• Intake Manifold Runner Malfunction: Faulty intake manifold runners can cause poor engine performance, rough idle, and stalling. Solution: Replace the intake manifold runners. Estimated Cost to Fix: $500 - $1,000
• Oil Leaks from Cylinders: Blown head gaskets or oil pan leaks can result in oil leaks. Symptoms include visible oil leakage and a burning oil smell. Solution: Repair or replace the affected part. Estimated Cost to Fix: $500 - $2,000+

2.5-Liter Flat-Six Engine with Automatic Transmission

• No Issues Found

Transmission

5-Speed Manual Transmission

• Synchronizer Ring Wear: Worn synchronizer rings can make shifting difficult or impossible. Symptoms include grinding or crunching noises while shifting. Solution: Replace the worn synchronizer rings. Estimated Cost to Fix: $1,000 - $2,500+

5-Speed Tiptronic Automatic Transmission

• TCC Lock-Up Failure: Failure of the torque converter lock-up clutch can lead to poor acceleration and transmission slipping. Symptoms include a lack of power and shuddering during acceleration. Solution: Replace the torque converter. Estimated Cost to Fix: $2,000 - $4,000+
• Valve Body Malfunction: A faulty valve body can cause erratic shifting, delayed shifts, or transmission failure. Solution: Replace the valve body. Estimated Cost to Fix: $1,500 - $2,500+

Suspension

• Rear Suspension Arm Bushing Premature Failure: Premature failure of these bushings can lead to poor handling and excessive tire wear. Solution: Replace the bushings. Estimated Cost to Fix: $1,000 - $1,500+

Electrical

• Ignition Coil Failure: Faulty ignition coils can cause misfires, poor engine performance, and rough idle. Symptoms include a check engine light and decreased power. Solution: Replace the faulty ignition coils. Estimated Cost to Fix: $100 - $250 per coil
• Electrical System Glitches: Occasional glitches in the electrical system can lead to various issues, such as malfunctioning gauges or warning lights. Recalls: 00V036000

Exterior

• Door Handle Issues: Broken or loose door handles can make it difficult to open the doors. Solution: Replace or repair the door handles. Estimated Cost to Fix: $100 - $300+

Interior

• Dashboard Airbag Cover Failure: The dashboard airbag cover may fail to deploy properly in an accident. Recalls: 00E007000
• Interior Lighting Issues: Failed interior lights can result in poor visibility at night. Solution: Replace the bulbs or repair the wiring. Estimated Cost to Fix: $50 - $200

Summary

The 1999 Porsche Boxster is a well-liked sports car with a few potential issues. The engine problems can be significant and costly, but they are not common occurrences. The transmission issues, while less severe, can still be expensive to fix. The suspension and electrical issues are generally minor and affordable to resolve. Overall, the severity and cost of the issues with the Boxster are moderate compared to other vehicles in its class.