2003 Expo Eddie Bauer

[714slugger]

Hi I am new to this forum i currently own a 2003 ford expedition 4.6L Eddie Bauer When i Have my AC turned on it blows nice and cold but once i step on the gas pedal no air what so ever comes out of the vents if any one can help me it will be appreciated thank you.

 

[walnuts4x4]

welcome.... possibly could be a vacuum leak that is closing the vents when you hit the gas.... just my .02... usually its somewhere along the firewall under the hood were the leak occurs

 

[714slugger]

thanks yea i had heard of people having this same problem and said it could be a leak in the hvac