If you've been around for nearly two decades like this piece of machinery, there's going to be good and bad years. Learn more about the Jeep 4.0L engine here.

Jeep’s 4.0-liter straight-six engine is iconic. Much like the Ford 300, it’s a down-and-dirty truck engine that stayed in production for decades. Also like the Ford 300, it can make a ton of ...

With that in mind, here's a list of problems with the 2007 Grand Cherokee, and how much will it cost to have them fixed.