Come on don, you have to love the gremlins. Just offer them a sacrificial token from time to time and they will leave stuff alone.

It`s funny how guages never read the same, the ones at the gas station seem to be the worst.

My wifes hhr has a reading of all 4 wheels in the dash, and it`s weird to watch the pressure changes as you drive. You can see the reading change from start up to when they get fully heated.