Final Stage Resistor is also a problem, but can be changed fairly easily.
Passenger side mirror motor tends to freeze up around 70k on some E70s and it too can be changed pretty easily...
Washer fluid pump starts leaking, and has been a fault on several, but not all.

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2008 4.8i X5 (2/25/08) 105k:
Titanium Silver/Black; All -HUD; Aero Kit; 22" VS-130 w/Pirellis;
///M Shifter & Fr Brakes; Gauge Rings; Console Pads; Custom Wheel & Mats; Roof Rails
Carbon Fiber: Int Trim, Nav Surround, Grill, Cluster Trim, Shifter & Eyelids
1.2" H&R; LUX AEs; LCI Tails; Rear Fogs; NBT EVO; ESS Tune; Meisterchaft GTC Exhaust