2001 ml430 had it two weeks first mb,installed tall tires and waiting for the upper michigan winter, so far love it, problem- going down the road adjusted the radio it went dead, had sound but no control, couldn't shut down. stopped turn ignition off then back on radio nav etc. all dead, pulled fuses check all good, radio came back looking for code, figured corrsion will have to pull fuse box and check.
radio code card no is 63321 s/n al 4910 y 05 57128 didn't work after sevaral hours off wait i pulled the radio and found s/n al 4110 y 11 24050
engraved on the radio. one is this the s/n and two can someone out there tell me the five digit code to unlock

 

called M.B. very help full and painless