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Jumpy speedometer

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Old Jun 26, 2002 | 02:07 PM
  #1  
ackusackus's Avatar
ackusackus
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Jumpy speedometer

I can come up with the most messed up questions and you guys always have the answer.....


try this one....under about 40 mph, my speedometer oscillates +/- 10 mph. Once I get above 40, it steadies out.


1. Why does it do this?

2. How do I make it STOP?!?!?!?.....I can see it out of my peripheral vision and it really bugs me.


thanks,

Wayne
 
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Old Jun 26, 2002 | 02:20 PM
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Jumpy speedometer

Your spedo cable needs to be lubed. Pull the cable and clean it up well and coat it with some white litheum graes and it will be fixed.
 
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Old Jun 26, 2002 | 02:34 PM
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Jumpy speedometer

by "pull the cable", do you mean disconnect it from the instrument cluster, and shoot it down in the cable? Or pull as in pull the cable its self out (the inside part) of its housing and lube it?
 
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Old Jun 26, 2002 | 02:48 PM
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Jumpy speedometer

>by "pull the cable", do you mean disconnect it from the
>instrument cluster, and shoot it down in the cable? Or pull
>as in pull the cable its self out (the inside part) of its
>housing and lube it?

I would pull the cable out if it was me, however you may be able to get away with spraying it while the cable is still in the housing.
 
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Old Jun 26, 2002 | 02:57 PM
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Jumpy speedometer

This happened to my '73 F100 a few months ago. I pulled the cable to lube it, but I couldn't get it back in correctly. I assumed the outer cable sleeve was too worn from 28+ years of spinning. So I got a new cable assembly from NAPA for about $20 - works great now.

Just a thought.

Marty
 
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Old Jun 26, 2002 | 11:44 PM
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Jumpy speedometer

If speedo cable stuff doesn't work, you probably are missing a tooth on your speedo drive gear in your transmission (or t-case). A tranny shop can probably hook you up with a new one, or you can just live with it like me
 
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Old Jun 27, 2002 | 12:12 AM
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Jumpy speedometer

 
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