Chevrolet 2008 TrailBlazer Owner's Manual page 385

1. Open the liftgate. See Liftgate/Liftglass on
page 2-11 for more information.
2. Attach the wheel wrench (A) to the extension (C).
A. Wheel Wrench
B. Hoist Shaft
C. Extension
D. Retainer
E. Spare or Flat
Tire (Valve Stem
Pointed Up)
It is exposed when the rear gate is open and is just
above the rear bumper. Be sure the socket end
of the extension (C) connects to the hoist shaft.
3. Insert the socket end
of the extension (C) on
a 45 degree angle
downward into the hoist
drive shaft hole.
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