Remove/install upper control panel control unit - AR54.21-P-1262GW

MODEL 463 as of model year 2013/facelift 2012 

Fig 1: Upper Control Panel Control Unit Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove COMAND controller unit		AR82.85-P-1100GW
2	Remove bolts (3) and remove upper control panel control unit (N72/1)
3	Install in the reverse order