abs and brake system light is on brakes work fine and the computer had no codes on 2003 Chevrolet Silverado 1500

took the truck to the shop they tried to read the codes but there computer wouldn't communicate with the brakes but would with the engine lights stay on all the time

Asked by for the 2003 Chevrolet Silverado 1500
Did they just give up? Try another shop with a better scanner and maybe a mechanic!