1992 chevy camero automatic trans. engine v8/305 #1 my car runs good but after driving several it dies and will not start back up,I have to wait for it to cool down then it will start and go several more miles,the engine is running cool what do think? #2 my A.C.BLOWS COLD AIR BUT I HAVE IT WIRED DIRECT IVE REPLACED THE BLOWER RELAY AND THE A.C. SWITCH I AM STUMPED HELP! THANKS JERRY