Mechanics

GAS GAUGE

1988 Chevrolet Cheyenne

The arm is ok if the sending unit is bad cant that make the gauge not work right it will not go blow 3/4 of a tank but will go up to full
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Michaelraby
July 8, 2012.




Yes faulty sender will cause eratic gague do you have a DVOM? To do some tests

Docfixit
Jul 8, 2012.
No I dont have a DVOM to do any test where can I get one so I can do some test

Tiny
Michaelraby
Jul 8, 2012.
Radio Shack

Docfixit
Jul 8, 2012.
I have done change the cluster and the relay the sending unit is next if it dont check out to be good so thanks a lot ill get a tester
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Tiny
Michaelraby
Jul 8, 2012.
That would be what I would do. When pump/sender unit is out of tank opertae float see if guage responds

Docfixit
Jul 8, 2012.

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