Jeep 3.6 Engine Life Expectancy. Being aware of these problems may help you prevent major engine failure. My '16 has 72k and has been completely trouble free, which of course i would expect.
Btw i test drove one yesterday and it pulled really strong and i was very impressed with the acceleration. In general, as you can see, the engine is not very progressive, so it can’t boast of great power. From the information in this article, you can see how the 3.6 pentastar is a pretty good engine choice, especially when performance and longevity are your things.
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I realize a small amount of engines will fail simply because nothing mechanical is perfect. The numbers vary based on a few different factors. Of course, this can vary depending on how you use your vehicle. Hard to believe most 3.6 motors are so frail they can't make 100k miles without major issues on average.
