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.

The Kia Soul is a model that has already reached cult classic status throughout the world as a boxy, happy-go-lucky compact that can be had in whacky colors. Some love it, some hate it, but you cannot ...

If you have an older model Kia you might be in for a rude awakening, according to these mechanics. Featured Video In a viral TikTok video, an auto shop worker for Accurate Auto (@accurateautoinc) ...

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 ...