North American Turbocoupe Organization

Full Version: weird window motor
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My passenger side window just started to act strange. When the glass reaches the top of the window channel (or bottom) and the window stops in the track, the motor continues to try to push the glass . It makes a popping sound and you can visibly see the glass flex. The window's range of motion has also developed some rough spots that cause the motor to stop pushing the glass up. If this happens, I usually let off the switch and then try the switch again, and the window works.
I'm hoping its just the motor wearing out. It's been getting slower. I tried lubing the window channels in the door itself, and that didn't really help with the binding glass.
Does this sound like its time to replace the motor?
I hope its not the regulator, I hate dealing with those.
It sounds like "transmission" part of the motor is on its way out. There's a plastic gear with three plastic torque buttons in there. Usually, the buttons end up disintegrating. Usually, there will be a lumping/thumping sound at the end of window travel when this happens.

If you're inclined to repair it yourself, Advance/AutoZone may have them in their Help! section. From the Advance website, part number 74410.
It's been a while but I've replaced the plastic pieces with, I believe, 7/16 nuts and never had another problem. You might have to double check the size after it is apart because it has been quite a while since I've had to do it.
Scott Mabe Wrote:It's been a while but I've replaced the plastic pieces with, I believe, 7/16 nuts and never had another problem. You might have to double check the size after it is apart because it has been quite a while since I've had to do it.

^this. you can do this with almost every ford from about 85 to 2000.

-J0N
Thanks guys. I will try and remove the motor tomorrow. For some reason I thought the Tbird motors were different than the others and the repair was not as easy. I may do the wooden dowel method instead of bolts
I prefer to use the plastic plugs that you can get at the parts store. If there was a problem I'd rather have the plugs fail than to have a burnt up motor. :dunno: