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Power window issue in my '73

Joined
Nov 23, 2002
Messages
1,060
Location
Motorcity USA
Corvette
1973 L-48 Coupe
The passenger window has been giving me trouble for some time now. It goes up and down with ease and no problem with the power unit or drive mechanism.My problem is with the window and how its attached to the rack it rides on for operation.
If the window is halfway up or down , you can grab the glass and slide it forward and backwards.As though not for the car being their, you could slide the glass right out the end.
I have to be sure it is in the right spot when going up and being lined up just right. It has gone to the point of trashing my window tint.
So I have taken the glass out ...i removed only 2 sash nuts and thats it.It slid right up and out from there.
So im not sure why it was so sloppy in the track.I have posted pics of the glass to see.The 2 large dark areas are the bolts are where the nuts hold the glass to the rack...there are 3 empty holes in the glass and i have no idea what they are for...If i understood the book right, the sash nuts are more for adjustment of the glass.
Maybe something fell off inside the door, I dont want to use the driver side window as refrence unless i really need to.
Any help would be greatly appreaciated.
Thank's, Chas

window_002.jpg


window_003.jpg


window_001.jpg
 
68Roadster said:
Chas,
Did you have any teflon rollers in the open holes??

There was nothing in the holes.All there is are 2 nuts on the sash bolts.
The empty holes must have lost parts inside the door eh?
 
Chas said:
There was nothing in the holes.All there is are 2 nuts on the sash bolts.
The empty holes must have lost parts inside the door eh?

Maybe this will help.....it's from my 68 though....
 
Me thinks you have some parts laying in the bottom! Those rollers should keep the window from moving fore and aft when they are in the tracks.
 
Thanks!

Ok , I will start looking as soon as i find something small enough to get down there. Maybe a mirror and a parts grabber, if i see anything i will let ya know.
Thanks for the help, Chas:beer
 
Chas,

It's not uncommon for these old parts to disintigrate. I replaced mine in both windows. Zip had the instructions on their web site but it's long gone. I have a PDF file from their instructions, though the pictures didn't scan well.

Bob
 
There is suppose to be some forward/backward play. Those rollers you see on the window are hinged. They do wear out and sometimes it results in too much play.BYW they are quit expensive.

The other possible cause its the regulator. Where it joins at the "X". that bushing wears out and contributes to the play.

Yout problem...provided the tracks are tight...is probably a combination of those rollers and the regulator.

Jim
 
Chas said:
Ok , I will start looking as soon as i find something small enough to get down there. Maybe a mirror and a parts grabber, if i see anything i will let ya know.
Thanks for the help, Chas:beer

The only part you normally find at the bottom of the door is the regulator spring. It assist in the upward motion only.

Jim
 

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