So most CPOs would have that problem, since people who rent swear by the default oil change interval. But of course, cleaner oil = less problem.
Quote:
Originally Posted by kiloTHREE
The main problem is going to be the timing chain when looking at used cars and that's going to be luck of the draw.
I firmly believe (just a gut feeling), that the extended oil change interval is directly related to the failures. I change my oil every 4k.
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