The Theta II Gasoline Direct Injection (GDI) engine is earning a reputation for stalling and eventually seizing, leading to a class-action lawsuit.
The [lawsuit] targets the Theta 2-liter and 2.4-liter gasoline direct injection engines, also known as GDI engines. According to the plaintiffs, the engines contain defects that cause a restriction of oil flow through the connecting rod bearings and other parts of the engines.
Hyundai is facing a similar lawsuit that is currently awaiting final class-action approval.More information on carcomplaints.com
Many Kia vehicles have a Theta II, a gasoline direct injection (GDI) engine that is well known for having oil flow issues that eventually cause catastrophic failures.