Porsche 911 (997) Problems by Year
The 997 is split into Gen 1 (M96/M97 engine) with IMS/Bore scoring risks, and Gen 2 (MA1 engine) which is significantly more robust but introduced the PDK gearbox.
Select a year below to see the specific problems affecting that model year, with estimated repair costs and severity ratings.
3
Year Periods
4
Known Issues
3
Serious Faults
1
Moderate Issues
Select a Year Period
Browse Porsche 911 (997) in our Directory
View MOT history, registration data, and reliability scores for the Porsche Porsche 911 (997).
View Porsche 911 (997) DirectoryBuying Tips for the Porsche 911 (997)
- ✓On 997.1 models, check if an IMS retrofit or a larger factory bearing is fitted.
- ✓Look for sootier residue on the left exhaust tip, which can be an early sign of bore scoring.
- ✓Verify the operation of the PASM dampers; leaking struts are common on S models.