weired noise after stopping

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rwturbo

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Aug 13, 2008
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Hi new to this forum. I have a 99 yukon and just wondering , sometimes when I stop at a light or stop for good I get a noise under rear seat it seems. Its almost as if thee fuel tank is changinf psi like a oil drum would do. Anyone else ever seen this. Thanks and great forum. Cheers
 

General Stalin

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May 24, 2008
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Probably just your fuel pump? When you come to a stop and idle your are probably just hearing your fuel preassure regulator relieve some of the fuel pressure.
 
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