2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 494

10-88 Vehicle Care { WARNING Rust or dirt on a wheel, or on the parts to which it is fastened, can make wheel nuts become loose after time. The wheel could come off and cause an accident. When changing a wheel, remove any rust or dirt from places where the wheel attaches to the vehicle. In an emergency, a cloth or a paper towel can be used; however, use a scraper or wire brush later to remove all rust or dirt. 11. Tighten each wheel nut by hand. Then use the wheel wrench to tighten the nuts until the wheel is held against the hub. 12. Turn the wheel wrench counterclockwise to lower the vehicle. Lower the jack completely. { WARNING 8. Remove any rust or dirt from the wheel bolts, mounting surfaces, and spare wheel. 9. Install the spare tire. If wheel studs are damaged, they can break. If all the studs on a wheel broke, the wheel could come off and cause a crash. If any stud is damaged because of a loose-running wheel, it could be that all of the studs are damaged. To be sure, replace all studs on the wheel. If the stud holes in a wheel have become larger, the wheel could collapse in operation. Replace any wheel if its stud holes have become larger or distorted in any way. Inspect (Continued) { WARNING Never use oil or grease on bolts or nuts because the nuts might come loose. The vehicle's wheel could fall off, causing a crash. 10. Put the wheel nuts back on with the rounded end of the nuts toward the wheel.