How to Tell if a Car Fuse is Blown? - J.D. Power Aug 06, 2020Simply insert the new fuse in place of the old one and make sure it is all the way in. A quick comparison to the fuse next to it will let you know if it is properly set. Then return the fuse box panel to its normal state and turn the vehicle on. Next, test the component to see if it works with the new fuse Roadmaster Battery Charge Line Kit for Towed Vehicles Your 2017 Jeep Grand Cherokee Trailhawk does not require a charge line, but I always recommend it because it will maintain your battery without a risk of overcharging it. For the kit, I recommend the Roadmaster Battery Charge Line Kit for Towed Vehicles # RM-156-25. Roadmaster Even Brake Portable Supplemental Braking System You do not need a brake lite relay for the Roadmaster Even Brake Portable Supplemental Braking System # RM-9400 on your 2018 Jeep Grand Cherokee. That's because when you put your Grand Cherokee into "tow mode" the brake pedal does not provide any power to the brake lights. SOLVED: Fireing order for a 3 V6 dodge - Fixya Mar 08, 2012Where do the wires go from the AC compressor on an 89 Jeep Cherokee. I bought an 89 Cherokee and the wires attached to the AC compressor we're cut. I need to know where the hot wire is originally hooked up. I know one is a ground, and if I jump the hot to the battery the clutch engages, but I know better than to run it strange to the battery. Mopar products for sale | eBay Mopar 68193400AA 2013-2020 Jeep Grand Cherokee Front Hood Emblem. 4.5 out of 5 stars (4) 4 product ratings - Mopar 68193400AA 2013-2020 Jeep Grand Cherokee Front Hood Emblem. $26. Free shipping. SPONSORED. 2013-2018 RAM 2500 3500 4500 5500 6 DIESEL OIL FUEL FILTER KIT MOPAR GENUINE.