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      08-03-2022, 01:35 AM   #9
Knhattingh
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Drives: BMW 230I
Join Date: May 2022
Location: Washington

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When you filled up, did you notice that the rpm's hesitate after filling to a full tank?

if so, then you most likely have a faulty Fuel Tank Breather Vale ( also known as a vent valve)
This part equalizes the fuel pressure in the tank and makes sure there aren't any vapors escaping into the atmosphere.
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