Last night when i started car and turned on heater i got nothing. On way to work i noticed i got a little heat from side vents but that was it.Needless to say a cold ride.This morning when i got out of work and had some light this is what i noted. Fan blower on high the air came from dash vents and top but air was cool. When i put it on auto no air from anywhere and the air circulation switch started blinking and matching clicking in a wierd sequence.Anybady have exprience with this? getting a little cold and i have a long drive everynight.any help ould be apprecated. THANXX