The front dash vent blower dose not work the defrost and feet setting do work ho

you can fix it.you have a vacuum leak most likely under the hood,next to firewall,the smaller lines,check all vacuum hoses,under dash also.raise the hood,start the engine,turn a/c on high.listen and feel around the hoses for hissing noise!you can repair the hose with some little fittings,and a little hose from napa,az.cheap fix.when you have a vacuum leak,the blower motor will default to the defrost mode,and sometimes the floor also.