Porsche 911 (991) Problems by Year
The first "modern" 911. Extremely reliable overall, but suffers from high-tech component failures like active engine mounts.
Select a year below to see the specific problems affecting that model year, with estimated repair costs and severity ratings.
2
Year Periods
4
Known Issues
1
Serious Faults
3
Moderate Issues
Select a Year Period
Browse Porsche 911 (991) in our Directory
View MOT history, registration data, and reliability scores for the Porsche Porsche 911 (991).
View Porsche 911 (991) DirectoryBuying Tips for the Porsche 911 (991)
- ✓Check for "PADM Fault" messages; the active engine mounts are a frequent failure point.
- ✓Inspect the door panels for warping; the trim can lift away from the window line.
- ✓Ensure the radiator fans are silent; they can become noisy if debris is trapped.