The latest MBs with MHI are straightforward, just plug in the MB puck to the
MHI connector. I'm afraid there is no MHI kit on a '99 car though.
US has BT support also for earlier MB car kits, not sure what is in a 99 CLK
from factory (but it needs to have a factory car kit to start with,
otherwise it will be more costly and not all dealers would run the
In Europe (other areas with same equipment) you would have to have the UHI
kit, no BT for older kits.
See e.g. www.mbenznl.com or http://www.whnet.com/4x4/phones.html for more
Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here.
All logos and trade names are the property of their respective owners.