Question about 1997 GMC Sierra
Have you checked the right hose for fuel pressure?
there is a return hose and supply
where have you checked from under the bonnet?
hose to injector rail is correct one
not from regulator
is the fuel filter blocked?
fuel pump sock or screen in tank blocked?
pump could sound like its working but not give enough supply or pressure
in which the pump needs replacing (broken vanes) in pump?
Posted on Jan 03, 2011
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Posted on Jan 02, 2017
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