The one on the coolant bridge is for the temp. guage and looks like this:I think it's on the coolant bridge.
holy crap youre right! I see it. And yes, thats my car. ha! Thanks manAlso, this coolant bridge picture might be from you car. On page two (scroll down) you can see the coolant bridge and the sensor might be located on the back of the bridge (facing the car, right side).
http://www.cadillacforums.com/forum...orum/192624-anti-freeze-leak-need-help-2.html
Thanks.