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15. Apply threadlock sealant GM P/N 12345493,
(Canadian P/N 10953488), J 42385-109, LOCTITE
277®, or equivalent (1) to the insert OD threads (2).
16. Install the insert and installation driver into the
tapped hole by hand only.
17. Start the insert into the threaded hole.
NOTE
If the insert will not thread down until the
flange contacts the counterbored surface
remove the insert immediately with a screw
extracting tool and inspect the tapped hole
for any remaining chips and/or improper
tapping.
18. Install the insert until the flange of the insert contacts
the counterbored surface.
NOTE
The driver installation tool will tighten up
before screwing completely through the
insert. This is acceptable. The threads at the
bottom of the insert are being formed and the
insert is mechanically locking the insert into
the base material threads.
19. Continue to rotate the driver installation tool through
the insert.
20. Rotate the driver installation tool until the mark (3) on
the driver installation tool aligns with the top of the
drill bushing (2).
21. Inspect the insert for proper installation into the
tapped hole.
22. Remove the fixture plate bolts (1).
23. Remove the fixture plate (3) and bushing (2).
Engine Mechanical:
1D-243
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Table of Contents
Troubleshooting
