Originally Posted by johngrefe

The motor and control mechanism is shared with a bunch of other makes, I just stumbled onto this list looking for the spares to fix the loose motor.

• Range Rover 3 2002-2012;
  
• Range Rover Evoque 2011-On;
  
• Chrysler Jeep Grand Cherokee Second generation (WJ) (1999–2004);
  
• Chrysler Cherokee Jeep Liberty (KJ) 2002-2007;
  
• Land Rover Freelander 1 First generation (1997–2006);
  
• BMW E46 1998-2005, Rover 75 1999-2005;
  
• Mini Cooper MK-1 2001-2008

Since the housing of the motor built into the mirror attaches to the base, I'm assuming you could probably swap out the whole upper of any of these and bolt it onto the lower that goes into the door frame. Not sure about plastic / bodywork clearance.