Before you try anything else,make sure the window lock switch on the driver side control is not turned off !
If both cars are spyders, yes it should fit.
the window switch is bad
Answer: Yes, they are one unit, once the unit is removed, you can replace the regulator or the motor.
Yes
HOW DO I REPLACE WINDOW REGULATOR MOTOR ON PASSENGER SIDE WINDOW
Insert the window into frame
how do I replace the passenger side window regulator on an E250, 2006. the window will not release to push to top of window frame only half way?
Defective passenger power window switch. It is stuck in the down position. Raise the window and immediately disconnect the switch until you can replace it.Defective passenger power window switch. It is stuck in the down position. Raise the window and immediately disconnect the switch until you can replace it.
http://www.innerauto.com/browse/year/1995/2001/mitsubishi/eclipse/repair_manual/?ref=S1161368748W453914ac6fba6&label=95-98+99+00+01+Mitsubishi+Eclipse+Repair+Manual
How do you replace a power window motor ( rear passenger side ) in a 2002 Ford Explorer
Probably need to replace the window regulator.
Just replace the wipers