2011 Jeep Wrangler Owner Manual - Page 497
2011 Jeep Wrangler Manual
Page 497 highlights
WHAT TO DO IN EMERGENCIES 495 8. Disconnect the opposite end of the positive (+) jumper FREEING A STUCK VEHICLE If your vehicle becomes stuck in mud, sand or snow, it cable from the positive (+) post of the booster battery. can often be moved by a rocking motion. Turn your 9. Disconnect the positive (+) end of the jumper cable steering wheel right and left to clear the area around the from the positive (+) post of the discharged vehicle. front wheels. Then shift back and forth between DRIVE/ If frequent jump-starting is required to start your vehicle 1st gear and REVERSE. Using minimal accelerator pedal you should have the battery and charging system in- pressure to maintain the rocking motion, without spinning the wheels, is most effective. spected at your authorized dealer. 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. CAUTION! Racing the engine or spinning the wheels may lead to transmission overheating and failure. Allow the engine to idle with the shift lever in NEUTRAL for at least one minute after every five rocking-motion cycles. This will minimize overheating and reduce the risk of transmission failure during prolonged efforts to free a stuck vehicle. 6