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Don't go too much time/miles between oil changes. they are kind of sensitive about that. Also, they are susceptible to carbon buildup because of the direct injection engines. The carbon buildup will eventually cause misfiring, sometimes hard to notice. This will cause the catalytic converters to go bad. Unfortunately, the transmissions are not very reliable for many, not all. I don't know if there is anything to do about it except try to do drain and fills regularly. Other than that, these are great cars. Good luck.
 
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