Oil Consumption

2005 CHEVROLET SILVERADO
115,000 MILES • 5.3L • V8 • 4WD • AUTOMATIC
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TINA MAKELY COMBS
  • MEMBER
  • 2 POSTS
We bought the truck used with 107000 miles. We have been adding at least a quart of oil a week. We have been watching closely and see no smoking or any signs of a leak. Where is this oil going? We also have not noticed any loss of power or chattering. We are at a loss.
Dec 2, 2016 at 10:20 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
it can be worn valve guides, seals or a head gasket leaking. have it checked for all of these.
Dec 2, 2016 at 10:40 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
one other thing check the PCV valve hose and valve it may be not working.
Dec 2, 2016 at 10:41 PM
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TINA MAKELY COMBS
  • MEMBER
  • 2 POSTS
Thank you very much. I will have them checked. Hope you have a blessed holiday.
Dec 3, 2016 at 3:46 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,051 POSTS
Oil has too leak or be burnt to be low, are there any puddles underneath it?

Please let us know happens so it will help others. Happy Holidays!

Best, Ken
Dec 10, 2016 at 3:52 AM
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