CHEVROLET DEFROSTER

What Is The Problem? Vacuum Or Blend Motor?

I Have 2003 Chevy Astro Van, I Can Not Get Air (hot/cold) To Blow Out The Dash Or On To The Floor. The Blower Is Working. I Don't Think...

I Drove 280 Miles Tuesday And Everything Work Find This Morning On The Way To Work I Turn On The Defrost And It Didnt Work My Temperature...

I Have A 1993 Cavalier 4 Cyl. I Had To Replace The Radiator Hoses Because One Of Them Blew And After That My Defroster Doesn't Work. There...

Turn On Auto For Heater And Defrost Usually A/c Light Is On Now It Flashes And Turns Off.

Ac Blows Cold Only Through Defrost. No Matter Where I Turn The Climate Control. Is The Switch Itself Bad? Or Just Something As Simple As A...

I Have A 95 Chevy Blazer My Front Defrost Don't Work My Heat Only Comes Out Of Vents And Floor And My Heat Selecter Don't Change Where My...

My Heat Blows Only When I Drive Other Times It Does Not And My Defrost Isn't Working Either.

The Ventilation Settings Haven't Been Working Properly For The Last Few Months. At First It Would Work Some Days And Others Not! Now It...

My Air In The Front Of The Tahoe Onlys Comes Out Of The Defrost Vents No Matter What Mode I Select. Any Ideas As To What It Can Be And What...