The launch of Hyundai's first Theta engine in the 2004 Sonata helped signify that the Korean automaker was moving beyond its 20th-century origins. Available in 2.0- and 2.4-liter displacements, the ...

Hyundai is facing fresh legal scrutiny from drivers who say their engines are failing just as the odometer approaches 79,000 miles, well before most owners expect a major powertrain breakdown. The ...