1998 Cadillac Seville Owner's Manual - Page 307

Battery Every new Cadillac has an ACDelco Freedom@ battery. You never have to add water one of these. When it's to time for a new battery, we recommend ACDelco an Freedom battery. Get one that has replacement the number shown on the original battery's label. The battery is located under the rear seat cushion. To access the battery, see "Removing the Rear Seat Cushion" in the Index.You don't need to access the battery tojump start your vehicle. See "Jump Starting" in the Index. 'ACSJ-ION: - A battery that isn't properly vented can let sulfuric acid fumes into the under therear area seat cushion. These fumes can damage rear your seat safety belt systems. may not be able You to see this damage, and the safety belts might not provide the protection needed ain crash. If a replacement battery is ever needed, it must be vented in the same manner the original as battery. Always make sure that the vent hose is properly reattached before reinstalling the seat cushion. 6-32