BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - 2017 340ix Knocking Noise When Gas Tank is Below 1/4 Full

h0tp0t · 01-08-2019, 05:23 PM

i have the same problem with my 2017 330i wagon. first noticed the knocking sound at 1/4 tank. was told by the dealer it is a known problem that happens when fuel is low and bmw has no fix yet. now i hear the knocks when its over 1/2 a tank.

01-08-2019, 05:23 PM	#45
h0tp0t Registered 0 Rep 2 Posts Drives: 330i wagon Join Date: Jan 2019 Location: socal iTrader: (0)	i have the same problem with my 2017 330i wagon. first noticed the knocking sound at 1/4 tank. was told by the dealer it is a known problem that happens when fuel is low and bmw has no fix yet. now i hear the knocks when its over 1/2 a tank.
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