Quote:
Originally Posted by jollymon02
Hey all, cleaned up my wiper transmission arms and have a question.. there is a small black plastic "bushing" on the shaft where the wiper blade arms mount and over the 50+ years, it's disintegrating. What is that for and what are people using to replace it? Is it needed?
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Picture would be great. I suspect you're talking about the dust boot grommet seal thing of a jig on front of the motor's shaft. Reference part # 18904822 for a seal.
https://gmcpauls.com/windshield_wiper_related.htm