AGAIN THANKS TO ALL OF YOU THAT HAVE HELPED IN THE PAST, HERE'S MY NEW PROBLEM.. MY 1993 5.0 V8 STARTED MISSING OUT OF THE BLUE, I TOOK IT IN AND THE LOCAL SHOP REPLACED THE COMPUTER, ONE FUEL INJECTOR, PLUGS, WIRES AND CAP. ALL SEEMS WELL, HOWEVER THE LABOR BILL IS HUGE. THEY CLAIM DIAGNOSIS...