2021 Porsche 911

The 2021 Porsche 911 (992 generation) is a high-performance sports car known for its iconic design, exceptional handling, and powerful engines. It offers a range of engine options, including a twin-turbocharged 3.0-liter flat-six, a twin-turbocharged 3.7-liter flat-six, and a twin-turbocharged 3.8-liter flat-six. For example, the base 3.0-liter engine produces 379 horsepower and 331 lb-ft of torque, while the 3.8-liter in the Turbo S cranks out 640 horsepower and 590 lb-ft of torque. All engines come standard with an 8-speed PDK dual-clutch transmission. Some of the things people love are the car’s phenomenal driving experience, powerful engines, and luxurious interior. Some dislikes include the high price point and limited rear seat space.

Engine

3.0-Liter Twin-Turbo Flat-Six

• Oil Leaks from Timing Cover
  • Description/Symptoms: Oil leaks are reported from the timing cover gasket. Symptoms include visible oil leaks on the engine, burning oil smell, and low oil level warnings.
  • Solution: Replacement of the timing cover gasket and resealing of the timing cover.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

3.7-Liter Twin-Turbo Flat-Six

• No Issues Found

3.8-Liter Twin-Turbo Flat-Six

• No Issues Found

Transmission

8-Speed PDK Dual-Clutch Transmission

• Harsh Shifting/Jerking
  • Description/Symptoms: Reports of rough or jerky shifting, especially at lower speeds and when downshifting. This can be accompanied by clunking noises.
  • Solution: Software updates may resolve the issue in some cases. If not, valve body replacement or complete transmission replacement might be necessary.
  • Estimated Cost to Fix: $500 (software update) - $8,000+ (transmission replacement)
  • Recalls: None Found

Suspension

• PASM (Porsche Active Suspension Management) Failure
  • Description/Symptoms: Malfunction of the adaptive dampers, resulting in a rough ride, poor handling, and warning lights on the dashboard.
  • Solution: Replacement of the faulty PASM damper(s).
  • Estimated Cost to Fix: $2,000 - $4,000 per damper (depending on location and labor)
  • Recalls: None Found

Electrical

• PCM (Porsche Communication Management) System Issues
  • Description/Symptoms: Freezing, crashing, and general unresponsiveness of the infotainment system. Bluetooth connectivity problems and navigation glitches are also reported.
  • Solution: Software updates are often the first step. In some cases, the PCM unit needs to be replaced.
  • Estimated Cost to Fix: $0 (software update) - $3,000+ (PCM replacement)
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Premature battery drain, especially when the car is not driven regularly. Can lead to difficulty starting the vehicle.
  • Solution: Diagnose parasitic drain and repair the source. Battery replacement may also be necessary if the battery has been damaged.
  • Estimated Cost to Fix: $200 - $1,000+ (depending on the source of the drain)
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Squeaks and Rattles
  • Description/Symptoms: Reports of squeaks and rattles emanating from various interior components, such as the dashboard, door panels, and seats.
  • Solution: Identifying and tightening or lubricating the source of the noise.
  • Estimated Cost to Fix: $100 - $500+ (depending on the complexity and labor)
  • Recalls: None Found

Summary

The 2021 Porsche 911, while an excellent sports car, is not without its issues. The most reported issues include the PDK transmission’s harsh shifting, the PCM system’s freezing issues, and the PASM suspension malfunctions. Engine oil leaks are present on the 3.0L. Although most of the repairs aren’t inherently severe, many of the solutions can be very costly due to the vehicle’s complexity and the need for specialized parts and labor.