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Contributor
8 Answers
- Posted on Jan 11, 2010
Re: When driving my toyota estima blue smoke from exhaust...
Depending on mileage and how well maintenenced the vehicle is, the valve seals within the cylinder heads can get worn out. When they wear out you can get smoke from your initial start up. If it is a persistant smoke then most likely it's the piston rings that are worn out.
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