Great site--just signed up. Have a 97 Grand Cherokee and just drove from one gulf coast to the other--5100 miles! have had a lot of work done in the past few months for the trip. Would like to post some stuff in the right place--i see that there are sections for "wj" and the such...???...not sure what that means--can anyone tell me what the abbr. is for the model I have? Its rw drive. 6 cyl. 4.0--thanks and hello once again!