BatteryYour new vehicle comes with a maintenance freeACDelco® battery. When it is time for a new battery, getone that has the replacement number shown on theoriginal battery’s label. We recommend an ACDelco®battery.For battery replacement, see your dealer or the servicemanual. To purchase a service manual, seeServiceand Owner Publications inService Publications OrderingInformation on page 7-11.Warning: Battery posts, terminals and relatedaccessories contain lead and lead compounds,chemicals known to the State of California to causecancer and reproductive harm. Wash hands afterhandling.Vehicle StorageIf you are not going to drive your vehicle for 25 daysor more, remove the black, negative (-) cable fromthe battery. This will help keep your battery fromrunning down.{CAUTION:Batteries have acid that can burn you and gasthat can explode. You can be badly hurt if youare not careful. SeeJump Starting onpage 5-39 for tips on working around a batterywithout getting hurt.You must close all doors and the trunk beforereconnecting the battery. After reconnecting the battery,you must press the unlock button on the key FOB.Failure to follow this procedure may result in a soundingalarm. Pressing unlock on the key FOB would stopthe sounding alarm.Contact your dealer to learn how to prepare yourvehicle for longer storage periods.Also, for your audio system, seeTheft-DeterrentFeature on page 3-74.5-38