Rear window defroster motor rebuild - The Supercar Registry

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Rear window defroster motor rebuild

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04-19-2021, 01:22 PM

rszmjt

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Join Date: Nov 2004

Location: Calgary,Alberta,Canada

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Quote:

Originally Posted by thehornworks

Take the squirrel cage off and put some light weight oil down the shaft. The top bearings get dirt in them .

X2 on that. Guy I work for has a 69 L89 and the rear defroster would blow the fuse instantly, took defroster off and it was super stiff, took the squirrel cage off and used some WD 40 to free up the top and bottom bsgs. Then relubed with some light oil ,worked perfect after.

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