RECENTLY REPLACED FUEL SENDING UNIT AND FUEL ...

  • Tiny
  • Anonymous
  • 1997 GMC Sierra
  • 228,000 miles

Recently replaced fuel sending unit and fuel filter fuel pump runs constantly now and vehicle bogs when u floor it then runs fine when u let up on gas pedal

Sunday, December 30th, 2012 AT 5:29 PM

1 Reply

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

What is the actual fuel pressure?

Check the cat converter back pressure as well.

Roy

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Sunday, December 30th, 2012 AT 5:31 PM

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