New fuel pump can't hear kicking on changed relat checked all fuses all good

Asked by Apr 11, 2016 at 08:48 PM about the 2007 GMC Sierra 1500 SLE1 Ext. Cab

Question type: Maintenance & Repair

1 Answer

5,855

is fuel pressure a problem...it's okay if it's silent..as long as there is pressure~ if no...check the voltage at the pump....there is no such thing as a fuse that blows and magically mends itself...check the main grounds from the battery to the chassis and to the engine...perhaps these are weak~

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