Herbert Graf wrote: > When we got the busted rad out we > noticed two things: the new rad was thicker (ie. heavy duty - a good thing!) > and second it had a sensor on it. The sensor only has one wire coming out of > it and is situated on the rad cap side about half way down. We can't figure > out what it is for. Most likely a coolant temperature sensor. Unscrew it, stick it in hot water and check that the resistance changes. Also the radiator must have been earthed through it's mouting bolts. :o) -Roman -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body