Brake Pedal TravelSee your dealer if the brake pedal does not return tonormal height, or if there is a rapid increase inpedal travel. This could be a sign of brake trouble.Brake AdjustmentEvery time you make a brake stop, your disc brakesadjust for wear.Replacing Brake System PartsThe braking system on a vehicle is complex. Its manyparts have to be of top quality and work well together ifthe vehicle is to have really good braking. Yourvehicle was designed and tested with top-quality GMbrake parts. When you replace parts of your brakingsystem — for example, when your brake liningswear down and you need new ones put in — be sureyou get new approved GM replacement parts. If you donot, your brakes may no longer work properly. Forexample, if someone puts in brake linings that are wrongfor your vehicle, the balance between your front andrear brakes can change — for the worse. The brakingperformance you have come to expect can changein many other ways if someone puts in the wrongreplacement brake parts.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. See Engine Compartment Overview onpage 5-12 for battery location.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.5-43