Daughter has 2015 A class car is prewired for nav
when we bought car 2018 dealer gave us a new module to plug in but it asked for a code spoke to Becker several times downloaded stuff even emailed them nothing worked
went back to mercedes dealer he gave as a new unit still cellophaned wrapped I'm staring at it as write this message
what is correct procedure to initiate the unit and what code do you enter
thank you
when we bought car 2018 dealer gave us a new module to plug in but it asked for a code spoke to Becker several times downloaded stuff even emailed them nothing worked
went back to mercedes dealer he gave as a new unit still cellophaned wrapped I'm staring at it as write this message
what is correct procedure to initiate the unit and what code do you enter
thank you