1992 Other Chevrolet Models oil pressure and knocks

1992 CHEVROLET
170,000 MILES • 6 CYL • 4WD • AUTOMATIC
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DBRUBAKER
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  • 1 POST
when driving oil pressure is 30 to 40 when idling about 15 to 20. knocks when oil pressure is low. I just had the bearings replaced.
Jul 18, 2009 at 8:16 AM
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BUDDYCRAIGG
  • ✓ASE Certified Mechanic
  • 2,262 POSTS
  • ASE Certified Mechanic
must have put in the wrong sized bearings
Jul 19, 2009 at 11:36 PM
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LOUT5369
  • ✓ASE Certified Mechanic
  • 217 POSTS
  • ASE Certified Mechanic
Did they replace Rods and Mains,You may have crank walk,as the engine is running the crankshaft is moving back and forth,Is the knock you have now the same as before?Let me know,Lou
Jul 29, 2009 at 6:03 AM
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