I have a 1st gen 2004 CTS 3.6 ltr. My water pump recently failed. Today I replaced the water pump with a brand new one. I also replaced all lost coolant with Dex Cool antifreeze. After doing all this I started the car and turned the heat up to the highest level. Upon reaching normal operating...

Ive got a 2002 cadillac deville base im gonna try to give as much detail as possible here. First of all car only gas 106000 miles... been driving it for about 6 months with absolutely no problems furthest i would go was about 60 miles and nothing would go wrong the car ran like a champ then...