How do I diagnose oilpump failure on 4

Tiny
FRANKING321
  • MEMBER
  • 2003 CHEVROLET EXPRESS
  • 74,975 MILES
How do I diagnose oilpump failure on 4.3 2003 chev. Express van
Tuesday, March 5th, 2013 AT 2:04 AM

2 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 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
  • 2 POSTS
Tapping and knocking lossing oil low 20's
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Tuesday, March 5th, 2013 AT 11:51 AM

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