# Symptoms of a Bad Motor?

**URL:** https://community.electricforum.com/t/symptoms-of-a-bad-motor/18984
**Category:** GEM Forum
**Created:** [June 9, 2020, 1:44pm UTC](https://community.electricforum.com/t/symptoms-of-a-bad-motor/18984 "2020-06-09T13:44:33Z")
**Posts on this page:** 1
**Showing post:** 18

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### Author: ![Old\_Houseboater](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/old_houseboater/32/544_2.png) [@Old\_Houseboater](https://community.electricforum.com/u/Old_Houseboater)
#### Post date: [June 24, 2020, 12:33am UTC](https://community.electricforum.com/t/symptoms-of-a-bad-motor/18984/18 "2020-06-24T00:33:07Z")

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> [@DIY GEM GEARBOX Refurb Procedure](https://community.electricforum.com/t/diy-gem-gearbox-refurb-procedure/5584):
>
> DANA - SPICER - SCHAFFER H12 E GEAR BOX REFURBISH Don’t know if this is the proper procedure but it’s the way I do it. Remove from car and drain oil and clean exterior. Secure upside down in a vise Remove cover Remove intermediate bearing caps (Freeze Plugs) by drilling a small hole in the center and forcing them out with a sheet metal screw. Remove all snap rings. Remove the input shaft assemble by pulling it out with a pair of visegrips applied LIGHTLY to the spline Remove the input s…

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