2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 477

Vehicle Care 10-71 Dual tires are rotated as a pair, and the inside rear tires become the outside rear tires. When installing dual wheels, check that the vent holes in the inner and outer wheels on each side are lined up. Adjust the front and rear tires to the recommended inflation pressure on the Tire and Loading Information label after the tires have been rotated. See Tire Pressure on page 10‑63 and Vehicle Load Limits on page 9‑22. Use this rotation pattern when rotating the tires if the vehicle has dual rear wheels and the tread design for the front tires is the same as the rear tires. Use this rotation pattern when rotating the tires if the vehicle has dual rear wheels and the tread design for the front tires is different from the dual rear tires.