2005 Chevrolet Malibu "error message cal" Questions

there is a error message that says cal the manual for the car says that the radio needs to be calibrated is that correct disconnect your positive battery cable for 10 mins, this will reset every thing

...ERROR' message for ~1-2 secs when the radio is on.An interest side effect is that Theftlock was completely bypassed :) :) :) :) So I returned each EEPROM to the radio they belonged ...

ERROR • CALIBRATE To setup a new radio for the vehicle, perform a VIN Relearn, located in the Special Functions section on the scan tool. Cycle the ignition when complete. If the radio is not properly