Porsche Cayman (987.2) (2011–2011) Reliability
The Porsche Cayman (987.2) (2011–2011) scores 100/100 on our composite reliability index — excellent territory — drawn from NHTSA data. The most-flagged failure mode is rms rear seal leak on the M97 engine, typically surfacing between 80,000 and 140,000 km. Workshop repair runs €800–€2,000. In total we track 2 documented issues for this model — ranked by severity below. Estimated used prices span €7,000–€7,000.
Reliability by Source
Each independent organization measures reliability differently. TÜV reports inspection defect rates by age band. ADAC reports pan-European breakdowns per 1,000 vehicles. NHTSA aggregates US consumer complaints. DVSA MOT data is the UK fleet's annual safety inspection — every car 3+ years old. Lower variance across sources = higher confidence in the composite.
Known Issues
Specific failure modes documented across European workshops, owner forums, and TSBs. Costs in EUR (and USD reference) reflect typical retail European labor + parts ranges — specialist shops at the low end, dealer pricing at the high end.
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