The 3rd generation of the M45 has a cumulative PainRank™ of 2.06. That can be compared against other Infiniti generations. Shopping for a Infiniti? You could do worse (but you could also do better).
Owners of the 2005–2006 M45 model years have sent in 2 complaints on CarComplaints.com. We've listed the three most common below. Most are about the interior (50%) followed by the engine (50%) and the .