CADILLAC DEFROSTER NOT WORKING

Car Blow Heat From The Vent But Not From The Floor Board And Defrost Vent.

Not Sure Wher Fuse Or Relays Are

Everything Was Working Fine Then All Of A Sudden The Defrost Mode Quit Working. The Heat Mode Will Work Thru The Dash Vents But When You Try...

My Font Defroster Will Not Work, Come Up To Defrost The Window. A Heater Motor Was Put In I Was Told. Fuse Was Check, Still No Air To The...