1st the heat isnt working in my car the rear defrogger works and the heat in the rear works and all heated seats work. the heat console works but no heat comes on. this happened about 3 weeks ago so i got mad and banged the dash board and it started work but the banging doesnt work anymore the heat doesnt work at all in front can anyone help me i cvhecked the fuses there good??????

the rear driver side suspension the little air hose has a slit in it that connect to the shock does anyone know where i can get this part or the name of it ive been searching online trying 2 find a picture of it so i can find the name and order the part no luck some one helpp meeeee