What's Wrong with the Porsche 911?

911 owners have made 12 complaints to CarComplaints.com. We've listed the three most active below. Most are about the engine (58%), followed by the cooling system (16%) and the electrical (8%).

Want more information about these problems? Clicking on the link will bring you over to CarComplaints.com for additional details. While you're there, add your own complaints about the 911.

Comparing 911 Generations

Watch out for the 1st generation's (1969–1983) 1.15 PainRank™, which is the worst of 6 generations. Looking for a year-to-year comparison? We've got that too.

Generation Model Years Reliability Complaints PainRank (?)
6th Gen 911 2012–2016
3 0.59
5th Gen 911 2005–2011
5 0.42
4th Gen 911 1999–2004
3 0.32
3rd Gen 911 1995–1998
0 0.0
2nd Gen 911 1990–1994
0 0.0
1st Gen 911 1969–1983
1 1.15

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The Worst 911 Years

This bar chart shows the seven years with the highest complaint volume. Clicking on the year will take you to their problem pages on CarComplaints.com.

But wait, there's more ... outside of the top seven, there's the 2005 (1), 2004 (1), 2001 (1), 1969 (0), 1999 (0), 2000 (0), 1997 (0), 1998 (0), 2003 (0), 1996 (0), 1995 (0), 1994 (0), 2007 (0), 2008 (0), 1993 (0), 2010 (0), 1992 (0), 1991 (0), 2013 (0), 1990 (0), 2015 (0), and 2016 (0).