this part fails on all of them, they have redesigned them so they know there is a problem. if i wanted to keep the catera running spend the 225 dollars and change that thing before its too late, or better yet dont and ill keep buying these nice cars for a 1000 dollars or less if i do this, i wanna be sure i get the right part. contourbs12-07-06, 11:53 AMyes heat exchanger, oil cooler whatever you