03-10-2024, 05:24 AM
Get a new BMW U11/U12 Ix1.Want to retrofit speaker system.Car have a OS9 system with HUH6.
Oringnal speaker system is VO674 want to change it to VO688.I have learned that I have to add an ampV3,and use the oringnal RAM(RAM high ECO).But to active the HarmanKardon interface in the Headunit CID displays.What should I do?
Oringnal speaker system is VO674 want to change it to VO688.I have learned that I have to add an ampV3,and use the oringnal RAM(RAM high ECO).But to active the HarmanKardon interface in the Headunit CID displays.What should I do?
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