What does it mean when my car burning oil and there is no leaks

Asked by Feb 03, 2014 at 07:51 PM about the 2003 Nissan Altima 2.5 SL

Question type: Maintenance & Repair

2 Answers

19,915

Bad valve seals bad piston rings or both

1 of 1 people found this helpful.
68,675

If you see blue smoke from the tailpipe but only at idle it's valve guide seals. If you see the blue smoke while driving it's the piston rings. HTH. -Jim

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