Grand Cherokee Laredo and PowerTech 4.0L I6. Black Knight! Come to the experts! This is your chance to be the second owner of this good-looking 2003 Jeep Grand Cherokee, kept in great condition by its original owner. This is a great one-owner Grand Cherokee and its ready for you to take home today. No sordid history on this one-owner gem. New Car Test Drive called it ...a true do-it-all car, the one that works well enough off road that youll be less likely to scratch it, and more likely to go crazier places...