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tino0217

04-01-2024 05:57 PM

rpm gauge jumping

When i use my turn signal the rpm needle moves at the pace of the turn signal

special-K

04-02-2024 06:26 AM

Re: rpm gauge jumping

My W.A.G is either the cluster isn't well grounded or the circuit board may have a breech. Is it the factory in-dash tach?

Sheepdip

04-02-2024 08:23 AM

Re: rpm gauge jumping

I'm with Special K..........90% of electrical issues are grounding problems.

Palf70Step

04-02-2024 01:52 PM

Re: rpm gauge jumping

:agree: x2

Getter-Done

04-02-2024 01:57 PM

Re: rpm gauge jumping

If it is grounded in factory location ,
Here is a link to a picture of the ground clip in Post#6.
Thanks to LocDoc.:chevy:

Link: https://67-72chevytrucks.com/vboard/...ht=ground+clip

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