2011 Chevrolet Colorado Extended Cab Owner's Manual - Page 316

10-70 Crew Cab Vehicle Care 3. Remove the wheel blocks and the wheel block retainer by turning the wing nut counterclockwise. Use the jack handle extensions and the wheel wrench to remove the underbody-mounted spare tire. For crew cab models, the jack and wheel blocks are located under the driver side rear seat. 1. Reach under the rear seat to access the jack and wheel blocks. 1. Assemble the wheel wrench (D), the jack handle extensions (A) and the jack handle (C) as shown. 2. Turn the jack knob counterclockwise to lower the jack all the way and release it from the bracket. A. Jack Handle Extensions B. Jack C. Jack Handle D. Wheel Wrench E. Wheel Blocks