2004 Chevy Silverado

Tiny
HUMBERTO PONCE
  • MEMBER
  • 2004 CHEVROLET SILVERADO
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 140,008 MILES
What causes a oil pump to go out?
Wednesday, February 2nd, 2011 AT 12:24 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,645 POSTS
They do wear, but usually last longer than 140K. The primary reason is from dirt. Also, keep in mind, the pump pressure is created by the engine bearings and not the pump itself. Also, the pick up screen can plug and cause a loss of pressure.
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Sunday, February 13th, 2011 AT 5:30 AM

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