There are remote terminals located under the hood toassist in jump starting. Note: The remote battery posts are viewed by standing on the right side of the vehicle looking over the fender. The remote battery posts may be covered with protective caps. Lift up on the cap to gain access to the positive battery post. Do not jump off fuses. In all 2011 to 2021 Jeep Grand Cherokees, the 12-volt battery is located underneath the passenger seat. However, there are terminal access ports underneath the hood to make jumpstarting the vehicle more convenient. Check the official manual: View Owner's Manual. Manufacturer: Jeep. Model: Grand Cherokee. Check out the warning lights for the 2021 Jeep Grand Cherokee for free. Find out what the dashboard symbols mean for your make, model and year of car. 2021 2022 Grand Cherokee l battery replacement you will need torque sockets E5 and e12 move the seat forward and back to access opposite studs disconnect bat But most 2021 Jeep GRAND CHEROKEE TRACKHAWK s made since 2000 have an electronic throttle body and disconnecting the battery without providing a power backup can cause problems. Late-model cars and multiple computers and specialty modules can “forget” their calibration settings if you simply disconnect the old battery and slap in a new one. 1612 posts · Joined 2012. #2 · Aug 5, 2022. Use the arrow buttons to scroll down to the Start/Stop screen in the EVIC display and it should tell you the status of the ESS and why it is not ready. There are about 20 conditions that can keep it from working, all listed in your owner's manual. Driver’s seat belt is not buckled. I have a 2020 2.0L Jeep Wrangler JLU. Last week I got a message saying “Start Stop not Ready, Battery Charging”. After a couple days of the message I took it in to the dealer, it’s still under warranty. They kept it for a day and said both batteries were reading good and they made sure they were 0:00 / 9:36 Jeep grand cherokee L 2021 battery location. And auxiliary battery. How to jump start it crifix 4.63K subscribers Subscribe Subscribed 6K views 4 months ago more L7LWp.