2013 Jeep Grand Cherokee Owner's Manual - Page 599

WHAT TO DO IN EMERGENCIES 597 Once the engine is started, remove the jumper cables in the reverse sequence: 6. Disconnect the negative (-) jumper cable from the remote negative (-) post of the discharged vehicle. 7. Disconnect the negative end (-) of the jumper cable from the negative (-) post of the booster battery. 8. Disconnect the opposite end of the positive (+) jumper cable from the positive (+) post of the booster battery. CAUTION! Accessories that can be 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, the vehicle's battery will discharge sufficiently to degrade battery life and/or prevent the engine from starting. FREEING A STUCK VEHICLE 9. Disconnect the positive (+) end of the jumper cable If your vehicle becomes stuck in mud, sand or snow, it from the remote positive (+) post of the discharged can often be moved using a rocking motion. Turn the vehicle. steering wheel right and left to clear the area around the 10. Reinstall the protective cover over the remote posi- front wheels. Press and hold the lock button on the shift tive (+) battery post of the discharged vehicle. lever. Then shift back and forth between DRIVE and If frequent jump-starting is required to start your vehicle REVERSE while gently pressing the accelerator. you should have the battery and charging system inspected at your authorized dealer. 6