hello, I had changed my termostat after that the heat showed again (in the middle, on normal)… but I noticed that the housing licked…removed (termostat) the old seal set on the new termostat and again everything assembled…was everything…doesn’t lick me but now after 2 times driving the yeiger stops again at the white area and doesn’t go high on normal …what can that be?..termostat already be broken? thank you for help…