Porsche 911 2012

2012 Porsche 911: what owners report

• On the 997 (2004-2012) piston problems and oil loss were early-production faults, and AUTO BILD also lists defective lambda sensors and cooling-circuit damage.2004–2012
• Early 991 cabriolets suffered roof creaks and noises, and 991 coupés driven hard get through brakes, clutches and tyres quickly.2011–2019
• In German TÜV inspections the 997 had the lowest failure rate of all models in the 2010 report, and in 2021 the 991 and 997 topped several age classes.2004–2019
• Well over 90 percent of 991-generation cars (2011-2019) pass the German main inspection without defects, and rust is practically absent.2011–2019