Does anyone know why the control module buttons would not work, except for the O (off button)? Is this simply a bad unit (needs soldered) or does it point to something else?

Thanks,

Haasman

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'03 E320 Wagon-Sold
'95 E320 Wagon-Went to Ex
'93 190E 2.6-Wrecked
'91 300E-Went to Ex
'65 911 Coupe (#302580)