2003 Buick Rendezvous Rear window not working

Tiny
UAW239GM
  • MEMBER
  • 2003 BUICK RENDEZVOUS
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 134,000 MILES
Fuse OK
all other windows work
replaced master switch (not problem)
replaced window switch (not problem)
with ignition on and master window lock switch on-nothing
with master lock switch off-can hear a click in door when pushing switch up but nothing when pushing switch down.
If it is the motor will I have to replace the whole regulator assembly? There's a motor on Ebay.
Wednesday, June 24th, 2009 AT 12:24 PM

3 Replies

Tiny
BUDDYCRAIGG
  • MECHANIC
  • 2,262 POSTS
I see this alot on the rear windows, cause they don't get much use.

I've had very good success by taking everything apart, cleaning the commutator in the motor and then putting it all back together.
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Saturday, June 27th, 2009 AT 1:04 AM
Tiny
UAW239GM
  • MEMBER
  • 2 POSTS
Since I have no experience with motors, I wouldn't be daring enough to disassemble one. I was wondering if my troubleshooting could point to some other problem that I haven't considered. Sorry, you're dealing with a "try to fix it" mom. :)
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Sunday, July 19th, 2009 AT 1:41 PM
Tiny
BUDDYCRAIGG
  • MECHANIC
  • 2,262 POSTS
Do you have a test light or a multimeter so you can test for power right at the connection on the motor?
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Sunday, July 19th, 2009 AT 6:12 PM

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