Burning through oil
I drive a 91 saturn SL with 170k miles on it. The car runs fine, except that I notice that it burns a lot of oil. As in, I have to add oil every 2 or 3 times I fill up.
I've heard some talk about oil seals/rings and about how i've probably got cracked, worn or damaged ones so that oil gets into the combustion chamber.
Oil is not leaking from the engine and I don't have white smoke coming out the exhaust. Although I do notice at night in a cars headlights behind me, I can see smoke exhaust when I accelerate hard, But not when maintaining speeds. (If I have to downshift to accelerate then the effect is much more visible.)
My question is, are faulty rings/seals/whatever the most likely case? Could it be something else? And finally, how major (read:Expensive) of a repair is this to have done. What can I expect?
Thanks for your advice.
-Chip
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