Stop in for a cup of coffee

zkx14 said

If its inside the box, then -yes it is the evap. There are no fittings beyond the firewall

Click to expand...

One other thought, before condemning the evep. Not sure if your box is all mechanical controls. If doors are operated by vacuum, they could leak and hiss, and fake you out... But if you smell the freon inside... yeh, its done.