2007 Buick LaCrosse Owner's Manual - Page 435

11. Tighten the wheel nuts firmly in a crisscross sequence as shown. Storing a Flat or Spare Tire and Tools {CAUTION: Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all these in the proper place. After the compact spare tire has been installed on the vehicle, store the flat tire in the trunk. When storing a full-size tire, use the extension with the protector, located in the foam holder, to help avoid wheel surface damage. Notice: Wheel covers will not fit on your compact spare. If you try to put a wheel cover on the compact spare, you could damage the cover or the spare. Do not try to put the wheel cover on the compact spare tire. It will not fit. Store the wheel cover in the trunk until you have the flat tire repaired or replaced. 435