2003 Jeep Liberty Engine 3.7 L V6. The 3.7's first use was being the optional engine on the jeep liberty, followed quickly by use as the 2002 dodge ram's base engine. Well, here is my story.
Adding engine coolant (also known as antifreeze) to your 2002 jeep liberty is pretty easy.
Jeep liberty 2003 v6 3.7l 4x4 this is an amazing vehicle! 2003 jeep liberty 3.7l v6 check engine light 6 answers. Adding engine coolant (also known as antifreeze) to your 2002 jeep liberty is pretty easy. What engine does a jeep liberty have?