vents

On every vehicle I've ever owned since the 90s, if you don't want to smell outside smells like when you're driving past an area you know there's a dead skunk in or behind a vehicle spewing smelly exhaust I've always been able to just hit the recirculation button and block out outside smells...

Hi! The heat in my truck works but will not switch over to defrost or on my feet. Can any one PLEASE tell me what the problem is? Also, I have to fill my anti-freeze often and can smell it thru the vents, although I haven't seen it leaking on the ground or anywhere else. Can anyone advise as to...