The highlander is an extremely reliable car. My first was a 2002 with no problems and the second is a 2006 model that I've had for 10 months and so far so good.
There are 2 items that Toyota should improve upon: (1) Tires--the tires that come with the car will only last around 15000 miles and (2) Road noise--- The noise should be reduced with additional soundproofing
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