a) FCA use Pennzoil full-synthetic as factory fill. You don' need to be panic about break-in or changing it super early or anything, 5k-8k interval should do it. b) Pennzoil/Mobil1/Castrol run rebate all year long, $22.68/5qt on Amazon/Wamart, then with $10 rebate, that's $12.68/jug.
1) Door hinge creak and no longer holds door open (slams my leg all the time). 2) Paint bubbling on edge of hood (FCA repainted it) 3) Cracked thermostat housing. 4) Active headrest deployed while I was driving. 5) Oil leak that appears to be near alternator. Jeep's advice is inconsistent. I have a May 2013 model year 2014 Grand Cherokee Summit 4wd with the Hemi. The manual says 75W-90 for rear and 75W-140 for the front diff. The latest pdf ver 8 says 75W-85 now for both. Likewise the original manual says change plugs at 30k miles, pdf ver 8 says 100k miles. In this video I will show you step by step how to change the oil and filter on this 2007 Jeep Cherokee 3.7 Liter.Here are some of the tools that jimthecarguy nuhtGKs.