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issue filling my fuel tank...

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    issue filling my fuel tank...

    Ive done some google searching on this and seen a couple people with seemingly similar issues, but Ive yet to find a concrete answer/fix. I have a 1990 325i that I inherited from my dad recently. The fuel gauge has been broken on it for a while, so I keep track of my mileage and fill it up based on that.

    As of about a week ago, every time I go to put fuel in the tank, I only pump about 3 or so gallons before the pump shuts off. I try to pump more but it continually shuts off and I can see the fuel pooling in the filler neck.

    From what Ive been able to find (which isn't much) it sounds like a blocked fuel tank vent is causing pressure to build up within the tank which makes the pump shut off. It sounds like the tank vents thru the charcoal canister, so how would I be able to check that?

    Anyone have differing opinions and/or specifics on how I would go about fixing this?
    2003 Z4 3.0 6-speed- Silver, 19's, daily driver
    1990 Silver 325i- Lowered on H&R OE Sports, e90 drop hats, KYB shocks, color matched rocker panels, 16" Emortal RS wheels on 205/50/16 tires... Currently getting a full refresh including an S52 swap!
    1997 Black Ford Probe GT- Stripped to 2220lbs, MS3X, Forged motor in midst of assembly... Dyno results and 1/4 mile times pending

    #2
    Sheesh, I wish I could provide some useful info for you because I know if I had this problem, it would drive me insane.

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      #3
      The vent system is a large hose from the tank to the top of the fill pipe, a small hose to the expansion tank behind the RR wheel, and the charcoal canister.
      The car makes it possible, but the driver makes it happen.
      Jim Levie, Huntsville, AL

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