I check the Autotap program and there was an update for it. And that took care of that problem
Thanks guys !!!!!

Speed and Voltage are good on the dash

got a 96 astro with 4.3 and 174000 miles. I have a Autotap that's lets me look at whats going on with the engine. I notice my battery voltage was at 33 volts and while I was driving my speed was 200 + mph and then down to 0 mph when i was only doing 35 mph. So I replaced the pcm today. Went for driv...