help with 74 duster

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Old 09-16-2013, 05:18 PM
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help with 74 duster

I need some answers my gas gauge is acting up when I am driving it is fine but when I leave my foot off the gas it goes all the way down it is the same at idle but as soon as I start accelerating it climbs back up . Can anyone help thanks in advance
Old 09-16-2013, 05:27 PM
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first check the battery and alternator, then the voltage regulator. and ground cables for all those. an old saying my dad said, "check the last thing you worked on," the good old VOM is your friend.
Old 09-16-2013, 05:36 PM
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So your thinking its not getting enough volts when its at idle ? Because I was having an issue with my alt charging enough .
Old 09-16-2013, 05:59 PM
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Sounds like a sunk float....
Old 09-16-2013, 06:02 PM
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I just had the whole assembly out this weekend and it looked fine and registered good and it goes right back up when driving
Old 09-16-2013, 06:08 PM
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Hum.....I'll have to think about that one...
Old 11-29-2013, 01:38 PM
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Is it just when your driving? have you checked it while raising the engine RPM from idle?

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