Cadillac 1994 Eldorado Owners Literature page 296

If you only want to replace the wiper insert, follow these steps:
xr"
. .
Disconnect the
wiper insert by
pulling the end of
the insert. Then
pull it from the
blade housing
retaining tab.
Now pull the insert from the blade housing.
Reinstall the new insert by aligning the blade housing tabs and the
edge of the insert. Make sure that the insert is connected to all the
housing tabs.
Install the wiper blade assembly to the wiper arm.
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