Dude, you just may be ahead to bite the bullet, get online and order a new one. I think I paid about 80 bucks for a one .... but only after checking all four of my wrecks. They were all junk. You can always put 12 volts to the contacts on the pigtail .... if it doesn't spin, it's dead.

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78 300d 158k driver
80 300d 200k fixer
80 300d parts car
98 Cherokee 240k

" I know for certain that someday while parking or un-parking my Jeep Cherokee, I'm gonna' either pull the headlight switch right outa' its dashboard OR stomp its hood release lever clean offa' the kick panel. It's just a matter of which will happen first."