GMC DEFROSTER

When I Try To Change The Air Flow To The Floorboard (from Any Other Air Flows), It Skips It And Goes Straight To The Defrost. Could This Be...

Three Weeks Ago, I Was Taking My Wife To Her Dr. Appt. The A/c Worked Fine. Begining Of This Week, I Turned It On, And Got Nothing But...

I Have A 1995 Gmc 1500 With A 305 V8 With Only 80000 Miles On It And When I Start It In The Morning It Idles At About 1500 And Doesn't Come...

When The Vehicle Is In Idle The A/c Comes Out Of The Defrost And When It Shifts Into Second Gear The A/c Switches To The Main Vents.

When I Turn On My Max A/c It Blows Out The Defrost Vent

I Have My Blower On For Heat, And Defrost. The Heat Works But The Windows Still Stay Foged Up.

I Have A 1996 Chevy Blazer With 150,000 Miles. The Air From A/c And Heat Only Comes Out From Floor Vents And Defrost Windshield Vents. The...

The Fan For Air Doesn't Work Until The Dial Is On Max No 5, Also Noticed That When Its Turned On The Defrost Or Air Condition Mode The Ac...

Where The Vacuum Line Goes Through The Firewall.

I Can Hear The Front Blower Through All The Speeds But Only A Little Air Coming From Dash Vents, Nothing On Floor Or Defrost. Any Ideas?