Kia and Hyundai's Theta engines have been around for a while, but they're not without problems. Here are some of the most common issues facing these engines.
There have been times when carmakers went all out with an engine but lost, often with catastrophic consequences. For instance, the EcoBoost was once touted as the future of Ford engines but now is ...
A 2.0-liter Theta II engine in a Kia Sportage - P199/Wikimedia Commons The launch of Hyundai's first Theta engine in the 2004 Sonata helped signify that the Korean automaker was moving beyond its 20th ...
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