WHAT WOULD CAUSE A ENGINE KNOCK?

  • Tiny
  • redrosie57
  • 1988 Chevrolet Celebrity
  • 140,000 miles

We had a strong gas smell. We changed the fuel pressure regulator and now its knocking.

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Sunday, April 22nd, 2012 AT 4:28 AM

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  • Tiny
  • KHLow2008
  • Expert
  • 41,994 posts

Where is the noise coming from?
Is engine running smoothly?

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Sunday, April 22nd, 2012 AT 6:15 AM
  • Tiny
  • redrosie57
  • Member

We had to put on a new fuel presssure regulator. After they got it back together, cranked it up and started knocking. Then there was smoke coming from the back where the regulator is. Our so-in-law said it might be a something like an exhaust leak there. It was midnight so he really couldn't tell.

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Sunday, April 22nd, 2012 AT 11:44 AM

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