MITSUBISHI REAR WINDOW MOTOR

My Son And I Do Weekend Work On His Spyder Convertible And Are To The Point Of Repairing His Left Rear Window Motor. We Have A New Denso...

The Driver Side Rear Window Will Only Go Down With The Switch. The Window Motor Is Working. Will Only Power Down With Rear Or Driver Side...

Both Of My Back Window Are Not Working, They Do Not Go Down, Ill Would Like To Know If The Problem Is With The Switch Or With The Motor...