Which version/firmware should i update my GPS
 

Hi

I have an 02 x5 with Nav version :

SW 3-1/50
Mean: MK3, 1 Full color, 50
Navigation Distribution Disk MKIII Comments
V19 1/50 Released 3/2002

Which version should i update mine?

Thank you

The last one for your unit.

3-1/63, any OS disc version from v21 will update yours, but make sure its a mode2/form one or yo will damage your nav computer.