hi kids I got a problem and I hope u can give me some advice. got a 04 with a3.8 and I started smelling anti freeze so I took the cover off and noticed there were air bubbles coming out of the back part of the plenum by the thermostat housing.thats not all also when im sitting the heat gauge to about half way or just a smidge more.on the hwy it runs about a1/4 way and I noticed coolant all around the plenum.HELP!!

 

Read this link below, it sounds like if your leak is over by the T-stat the UIM and throttle body could be having the issues. Keep us posted.

https://montecarloforum.com/forum/mo...anifold-28316/