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2004 Chevy Optra Optra blowing smoke out exhaust

Tiny
FRIDAYTHE11
  • MEMBER
  • 2004 CHEVROLET OPTRA
  • 4 CYL
  • 2WD
  • MANUAL
  • 125,000 MILES
Motor is burning oil excessively, excessive blue smoke out the exhaust, compression test on engine shows 225 on all cylanders. Disconected the pvc system and the problem did not clear itself, puzzleing that it has good compression and still lots of oil getting into cylinder, and suggestions as to the problem? Optra engine have any common issue regarding this?

Jason
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Thursday, March 18th, 2010 AT 6:39 PM

3 Replies

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
Perform a leak down test, could also be valve stem seals.
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Friday, March 19th, 2010 AT 7:40 AM
Tiny
FRIDAYTHE11
  • MEMBER
  • 2 POSTS
Is there a way to test or confirm valve stem seals?
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Friday, March 19th, 2010 AT 7:30 PM
Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
Yes, a leak down test will test seals and rings, to isolate the problem.
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Saturday, March 20th, 2010 AT 8:06 AM

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