When i turn my key to check the fuel pump i hear and feel a loud vibrating noise on 2007 Chevrolet Tahoe

Ive been driving it like that going on a year , the vibration will stop but come on a whiles later if i stay driving , any ideas? And or is it normal? Im sure its not ,if u can help i would really apprecciate it ,please and thank you

by in Pasadena, TX on March 06, 2014
2 answers 1 comment
ANSWER by on March 06, 2014
Were do u here the noise??
COMMENT by on March 06, 2014
I took the gas cap to listen to it and thats when i heard the vibrating coming from inside and at the end of the noise when it stopped air blew out
ANSWER by on March 06, 2014
If it is the fuel pump, several vehicles are still running with noisy pump, but sooner or later it will fail, when we don't need it to.

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