noise

1999 CHEVROLET SILVERADO
2WD • AUTOMATIC
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EKONZELM
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what would cause a clattering noise during excelleration between 10 and 30 mph on a 1999 silverado
Dec 20, 2010 at 12:55 AM
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RASMATAZ
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Do you have a check engine light? Could be pinging due to the EGR valve and type of fuel being used-overly advanced ignition timing
Dec 20, 2010 at 1:03 AM
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EKONZELM
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The clattering stop's when truck in nuetral or revers or park. clatters only going forward.
Dec 20, 2010 at 1:10 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Check the oil pressure with a mechanical gauge to rule out low oil pressure
Dec 20, 2010 at 1:30 AM
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