Defroster Door Not Opening

[maccado]

When I turn the dial to defroster, no air comes out. The door that opens to let the air out is not opening. Can anyone help?

[Mudderoy]

When I turn the dial to defroster, no air comes out. The door that opens to let the air out is not opening. Can anyone help?

First thing I would check is vacuum lines. Where? I don't know. I'd look under the hood first, then it's under the dash time.