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2005 GMC Yukon Denali

Question: THINK I NEED A NEW GAS GAUGE

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Visitor, Ellis, KS, September 08, 2010, 11:07

MY GAS GAUGE GOES FROM FULL TO EMPTY MAYBBE 5 MILES INTO FILLING THE CAR

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  • Answer #1

    Bret Bodas September 08, 2010, 11:55
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     Master

    Either the fuel level sensor, fuel gauge or the wiring/connectors are malfunctioning, hard to say without a diagnosis. The first thing I would do is add a bottle of Chevron Techron Concentrate Plus to the fuel tank and drive it. I have fixed several erratic fuel gauge issues with this stuff. It cleans the fuel level sensor in the tank, give it a shot, it's a very inexpensive repair and it will also help to clean the injectors and valves as well. http://bit.ly/Techron_Concentrate

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