GMC 2007 Canyon - Manual (Page 368)

4. To install the new wiper insert, slide the
insert (D), notched end last, into the end
with two blade claws (A). Slide the insert all
the way through the blade claws at the
opposite end (B). The plastic caps (C) will be
forced off as the insert is fully inserted.
5. Be sure that the notches are locked by the
bottom claws. Make sure that all other claws
are properly locked on both sides of the
insert slots.
A. Claw in Notch
B. Correct Installation
C. Incorrect Installation
6. Put the blade assembly pivot in the wiper arm
hook. Pull up until the pivot locking tab locks
in the hook slot.
7. Carefully lower the wiper arm and blade
assembly onto the windshield.
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