Quote Originally Posted by Lem Forder View Post
Have you checked to make sure it's really overheating? My wife's car acted similarly -- temp read in the middle of the gauge around town, but when it got up to freeway speeds, the needle would start creeping up and just keep going. I chased it around and around. Finally got a remote temp gun and found out it wasn't overheating at all. The temp gauge was bad. For some unknown reason it would go out of whack only on the freeway. If the problem started when you installed the new cluster, that's what I would suspect.
Yep, I was wondering the same thing. I'll run by the gadget store on the way home from work tomorrow and get an IR temp gun.