1997 Mercury Cougar Owner's Manual - Page 192

Removing the anti-theft lug nut Insert the key over the locking lug nut. Make sure that you hold the key square to the lug nut. If you hold the key on an angle, you may damage the key and the lug nut. Place the lug nut wrench over the lug nut key and apply pressure on the key with the wrench. Turn the wrench in a counterclockwise direction to remove the lug nut. Reinstalling the anti-theft lug nut Insert the key over the locking lug nut. Place the lug nut wrench over the lug nut key and, while applying pressure on the key, install the lug nut. Jump-Starting Your Vehicle Your vehicle's battery may die if you leave the lights on or any electrical equipment on after you turn the engine off. If this happens, you may be able to jump-start your vehicle with a booster battery. RWARNING The gases around the battery can explode if exposed to flames, sparks, or lit cigarettes. An explosion could result in injury or vehicle damage. RWARNING To protect yourself when charging a battery, always shield your face and eyes. Make sure that you can breathe fresh air. 191