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1999 GMC Savana 1500 Question: my fuel gagefloats all over reading from empty to full when the fuel is low

 

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Visitor, 4.3L V6, Decatur, IL, June 23, 2011, 12:55

my fuel gage floats from empty to full when the fuel is low or after being parked on an incline

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  • Answer #1

    Visitor, August 06, 2011, 17:51

    Your fuel pump/fuel level sending unit MAY be bad! It's on your fuel pump in your gas tank. FYI - always keep at least a 1/4 tank of gas at all time, this unit goes crazy when the tank is always almost empty.

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