Replaced thermostat. A very common issue in the early NX's is a sticking thermostat, in my case it sometimes stuck wide open resulting in less that optimal running temperature.
20000 mi
US $250
A 20,000 mile service. Oil change filter change etc.
See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how
frequently 2015 Lexus NX problems occur, check out our car reliability stats.