1998 Chevy Silverado Fuel Pressure

12,600 MILES • V8 • 2WD • AUTOMATIC
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BAYMAN1975
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  • 1 POST
What is the fuel pressure specs for a 1998 Chevy C1500 with a 5.7L engine? I'm having a no-start situation, but my fuel pressure is at 50 psi. The only codes stored were for "Lean Left Bank" & "Lean Right Bank". I have good spark at the plugs. If it does start it stumbles and surges like it's running too lean. My first thought was a fuel pump, but like I said, I'm running 50 psi. Thanks.
Jun 10, 2008 at 8:11 AM
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MERLIN2021
  • ✓Experienced Mechanic
  • 17,250 POSTS
Any aftermarket modifications? Air intake stock still? If yes check the MAF, and ECT. Unplug the MAF and see if it helps. ECT should OHM out at 177 warmed up...
Jun 10, 2008 at 8:15 AM
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