[V8] Sunroof woes - Power window switches

[Tony and Lillie]

I have had luck drilling a small hole about halfway up in the old switches 
and spraying contact cleaner in them. This works for me on about 75% of the 
switches I've attempted.

Tony Hoffman

----- Original Message ----- 
From: "Jeremy Ward" <jward.v8 at gmail.com>

> The power window switches are notorious for going bad.  Many have had luck
> opening them (carefully) and cleaning them with contact enhancer, however
> there are a ton of used switches available so this may be easier.  If you
> think you might have a bad one, try a known good one from one of the other 
> 4
> windows.  If you think you have a bad window motor (regulator) remove the
> windows switch and you will discover there are 4 wires; 2 go to the window
> motor.  Apply 12+ (I use a Makita battery) to the motor and it should go 
> up
> (or down); reverse polarity to make it go the other direction.  If it
> doesn't do anything, it probably needs new brushes, or simply to be
> replaced.