The Hyundai 2.4L inline-4 engine made its debut in the 2007 Sonata with the Theta II MPI designation. Within several years came the 2.4 Theta II GDI engine utilizing gasoline direct injection (GDI). Despite it's larger displacement the smaller 2.0T Theta II engine actually makes more power. This is due to the fact the 2.0 offers turbo options while the 2.4L is NA. Nonetheless, … [Read more...] about The 4 Most Common Hyundai 2.4 Engine Problems