How do I diagnose oilpump failure on 4

Tiny
FRANKING321
  • 2003 CHEVROLET EXPRESS
  • 74,975 MILES

How do I diagnose oilpump failure on 4.3 2003 chev. Express van

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Tuesday, March 5th, 2013 AT 2:04 AM

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Tiny
ASEMASTER6371
  • EXPERT
  • 25,554 POSTS

Put a manual gauge on the oil side to see actual pressure. Let us know the results.

Roy

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Tuesday, March 5th, 2013 AT 2:14 AM
Tiny
FRANKING321
  • MEMBER

Tapping and knocking lossing oil low 20's

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Tuesday, March 5th, 2013 AT 11:51 AM

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