My 2003 Chevy Silverado 1500 is running lean. Before this Happened my truck would just off while driving it. Is my Fuel pump?

Asked by Jan 30, 2013 at 10:24 PM about the 2003 Chevrolet Silverado 1500 Ext Cab Short Bed 2WD

Question type: Maintenance & Repair

My Truck is Shutting off while driving it.  My engine Light just came on, I hookes up to Machine , and said my truck is running lean. Could it be my Fuel Pump/
?

1 Answer

100,625

You should have 45 psi on the fuel rail. If it is low, it will run lean. It could be a clogged filter or a worn pump.

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