heat temp gauge flipped?

[interested!]

Originally Posted by Killa B

I couldn't find a post similar to what mine is doing soo, i havent started my engine at all since i rebuilt it i know there might be an electrical mix up somewhere..when i turn my key on and the gauges fall into place my heat temp gauge goes all the way past the H then settles down at what i guess would be about 170-180 degrees. any suggestions on what might cause this??

Hi!
Have you bled the system of air at the thermostat? .My gauge showed overheating on a cold engine immediately after I had put some new anti-freeze in and topped the radiator up . this was due to an air lock , so the gauge was not reading ANY water at that point and read hot.