Here is a bypass kit from mercedes source. It's in the interactive catalog under electrical / early climate control. I Haven't used it but I think that is the way I'm gonna go.



http://www.**************.com/

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Sonny


86 190D N/A 2.5L Auto 265k "Ruby" -Sold-
79 300D 242k "Condi" my first -sold- RIP
2013 chevy sonic hatchback - had to for work