Quote:
Originally Posted by Rooster210
New cars leave the factory with full synthetic oil in them. I cant see millions of cars all having their engines "broken in" before the car leaves the factory
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Not all cars. My Jeep Grand Cherokee with the Hemi V8, based on Jeep's recommendation, should not use synthetic oil. Was notified of this when I tried to renew my Jeep Wave service plan a couple of weeks ago and I was not allowed to purchase the synthetic or synthetic blend plan.
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