The 1st generation of the Flex has a cumulative PainRank™ of 9.04. That can be compared against other Ford generations. Shopping for a Ford? So far, so good. But there are some warning signs to watch for.
Owners of the 2009–2018 Flex model years have sent in 234 complaints on CarComplaints.com. We've listed the three most common below. Most are about the engine (19%) followed by the electrical (16%) and the interior (14%).