Thanks @wpoll. Where did you find those diagrams?

I replaced it, but curiously the replacement was missing the additional 2-wire connector from the original. I used realoem to find the replacement part. What are the additional connector and wires for? Replacement mirror looks blueish.

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'05 X5 4.8is, '02 M5, '01 740iL, '10 335i. (ex. '00 328i, '99 M3 cab, '95 740i, '93 325is, '86 325).