Just pulled out my hand unit,next to were the phone plugs in there is a 3 wire female pin connector. Does anyone know what this is for?

Thanks in advance

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1997 E420 White

what does the connector look like???-like a phone jack???

wheeles,

no not like phone connector its next to were the phone plugs in plastic female connector with place for four wires connector has three wires into it

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1997 E420 White

Give Me A Bit & I'll Check..k..

If This Car Has Tele Aid -that Is What This Is For