Hello guys, my F-250 gas is giving me a smell of anti freeze through the vents with the heat on. I know this indicates a leak. I would like to know if any of you guys have had the same problem and where to start looking. Thanks guys

 

The heater core is where i would start looking.

Dennys

 

I have a 01 f250 w the same issues that you are having I had to replace 3 different coil packs with # 8 I had to change twice and Both times I have found alil bit of antifreeze in there but as for the smell through the vents it sucks every time I start my truck about 20 mins in I get that smell through the vents I'm gunna look into the heater core let us know how it goes