2008 Chevrolet Avalanche Owner's Manual - Page 431

2. Insert the ignition key, turn it clockwise and then pull. 4. Insert the open end of the extension (F) through the hole in the rear bumper (G) (hoist shaft access hole). 3. Assemble the two jack handle extensions (I) and wheel wrench (H) as shown. Be sure the hoist end (F) of the extension connects to the hoist shaft (E). The ribbed square end of the extension is used to lower the spare tire. Do not use the chiseled end of the wheel wrench. 5. Turn the wheel wrench counterclockwise to lower the spare tire to the ground. Continue to turn the wheel wrench until the spare tire can be pulled out from under the vehicle. If the spare tire does not lower to the ground, the secondary latch is engaged causing the tire not to lower. See Secondary Latch System on page 5-89 for more information. 5-81