We can quit wondering why it took so long for Jeep to drop the 3.6-liter Pentastar V6 behind the round headlights of the 2012 Wrangler.According to Wards Auto, the engine had to undergo more than ...

New Pentastar engines are being built with the revised heads. All told, the automaker says the issue impacts around 7,500 of the 1.5 million Pentastar engines produced during the past two years.

The Pentastar 3.6-liter V6 engine is found in many different vehicles across the Stellantis lineup and first appeared in Jeep vehicles in 2011. While the engine is largely reliable when well taken ...