Well i thought i could get the heater core out of my 1980 hatch but i guess not i've been trying to figure it out for about 4 hours now and i alldata isnt helping at all.......................grrr im so frustrated at this point i just want to say screw it and walk to work on tuesday. Anyone got any hints or tips for me????

you can either follow the method used in this link http://www.usmb.net/repair/?CurrentDirectory=FOLDER_3f3c69dbce8b26.61439718/&FileType=Article&File=ARTICLE_3f3c6a1ba35fe5.83740820.artor you can pull the whole dash out.