2014 Jeep Grand Cherokee Owner Manual SRT - Page 504

502 WHAT TO DO IN EMERGENCIES WARNING! (Continued) could result in personal injury. Only use the specific ground point, do not use any other exposed metal parts. 4. Disconnect the positive (+) end of the jumper cable from the remote positive (+) post of the discharged vehicle. 5. Reinstall the protective cover over the remote positive (+) battery post of the discharged vehicle. 5. Start the engine in the vehicle that has the booster If frequent jump-starting is required to start your vehicle battery, let the engine idle a few minutes, and then start you should have the battery and charging system tested the engine in the vehicle with the discharged battery. at your authorized dealer. 6. Once the engine is started, remove the jumper cables CAUTION! in the reverse sequence: Disconnecting The Jumper Cables 1. Disconnect the negative (-) jumper cable from the remote negative (-) post of the discharged vehicle. 2. Disconnect the negative end (-) of the jumper cable from the negative (-) post of the booster battery. 3. Disconnect the opposite end of the positive (+) jumper cable from the positive (+) post of the booster battery. Accessories plugged into the vehicle power outlets draw power from the vehicle's battery, even when not in use (i.e., cellular phones, etc.). Eventually, if plugged in long enough without engine operation, the vehicle's battery will discharge sufficiently to degrade battery life and/or prevent the engine from starting.