Black plate (22,1)Cadillac DTS Owner Manual - 2011Starting and Operating YourVehicleNew Vehicle Break-InNotice: The vehicle does not need an elaboratebreak-in. But it will perform better in the long run ifyou follow these guidelines:. Do not drive at any one constant speed,fast or slow, for the first 500 miles (805 km).Do not make full-throttle starts. Avoiddownshifting to brake or slow the vehicle.. Avoid making hard stops for the first200 miles (322 km) or so. During this time thenew brake linings are not yet broken in. Hardstops with new linings can mean prematurewear and earlier replacement. Follow thisbreaking-in guideline every time you get newbrake linings.. Do not tow a trailer during break-in. SeeTowing a Trailer on page 5‑26 for the trailertowing capabilities of your vehicle and moreinformation.Following break‐in, engine speed and load can begradually increased.Ignition PositionsThe ignition switch has four different positions:In order to shift out of P (Park), ignition must be in theON/RUN or ACC/ACCESSORY and the brake pedalmust be applied.Notice: Using a tool to force the key to turn in theignition could cause damage to the switch or breakthe key. Use the correct key, make sure it is all theway in, and turn it only with your hand. If the keycannot be turned by hand, see your dealer.3-22