what is three buttons under the bottom of the room mirror?
#2
MBWorld Fanatic!
Joined: Oct 2008
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From: Atlanta, GA
2008 C300 Sport 6 Speed Manual, 1953 Chevy Bel-Air, 2015 Audi allroad, 1963 Chevy Apache
That would be your Homelink. Read the manual to figure out how to sync them up for garage doors, etc.
#3
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From: Midwest, US
'17 GTR, '17 GLC43, '14 Panigale 899, '20 V4
#6