purge
i have a problem i just put my third purge sol. on my car use it one night now it leaking through yhe purge line the same way the other two did what the hell is going on?
What do you mean lock tight? You are supposed to use thread sealant on an fittings and thread tape on pipe fittings. Use the correct stuff and then report back. You can get thread sealant from napa and its in a white bottle.

