2010 Jeep Grand Cherokee Owner's Manual - Page 356
2010 Jeep Grand Cherokee Manual
Page 356 highlights
WHAT TO DO IN EMERGENCIES 355 Double check to ensure the tire is snug against the NOTE: When using a portable battery booster pack underbody of the vehicle. Damage to the winch cable follow the manufacturer's operating instructions and may result if the vehicle is driven with the tire loose. precautions. WARNING! Do not use power tools to winch the tire up or down. Impact-type tools may damage the winch mechanism. 12. Reinstall the plastic plug into the floor of the cargo area. JUMP-STARTING PROCEDURES If your vehicle has a discharged battery it can be jumpstarted using a set of jumper cables and a battery in another vehicle or by using a portable battery booster pack. Jump-starting can be dangerous if done improperly so please follow the procedures in this section carefully. CAUTION! Do not use a portable battery booster pack or any other booster source with a system voltage greater than 12 Volts or damage to the battery, starter motor, alternator or electrical system may occur. WARNING! When temperatures are below the freezing point, electrolyte in a discharged battery may freeze. Do not attempt jump-starting because the battery could rupture or explode and cause personal injury. Battery temperature must be brought above freezing point before attempting a jump-start. 6