i have a 86' Trans-Am with the digital gauges option and the screen where its supposed to tell u how many miles the car has is no longer visible the buttons for reset and K/M to MPH button does not work i was tring to see if it was loose and took the dash appart and took off the dash and disconected the sreen it looks like a computer chip and it came on for a little bit but not every number on the miles the car has were iluminated or vissible but then on the way to put every thing back together the numbers disapeared i dont know how to trouble shoot thie and need sum help

 

Hi, your fuses are ok ?