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86chevy
86chevy 10/9/2011
1986 Chevrolet K20 Scottsdale 8Cyl5.7L - Engine
i have a 86 chevy pickup the fuel gauge reads 3/8 of a tank when full. replaced sending unit no luck any help please
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  • CVO
    CVO 10/9/2011
    Have another person to observe the fuel gauge. Test the fuel gauge by removing the gauge terminal from the sending unit and ground it to a known good chassis ground. If the fuel gauge shows the readings in full, then the gauge is good.The sending unit may be bad.
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