1997 Pontiac Grand Prix Owner's Manual - Page 307

Vehicle Storage If you're notgoing to drive your vehicle for 25 days or more, take the black, negative(-) cable from the battery. off This will helpkeep your battery from running down. Bulb Replacement In this section you'll find directions for changing the bulbs in some of the lamps on your Grand Prix. See "Replacement Bulbs" in the Index to find the type of bulb you should use. For any bulb replacement procedures not explained here, seeyour dealer. Halogen Bulbs Batteries have acid that can burn you and gas that can explode.You can be badly hurt if you aren't careful. See "Jump Starting" in the Index for tips onworking around a battery without getting hurt. Contact your dealer to learn how to prepare your vehicle for longer storage periods. Also, for your audio system, see "Theft-Deterrent Feature" in the Index. I Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb. You or others could beinjured. Be sure to read and follow the instructions on the bulb package.