Installation Procedure
IMPORTANT: Remove all foam prior to welding
this section of the service panel.
1. Prepare mating surfaces.
2. Apply weld-through primer to mating surfaces
prior to assembly.
3. Weld backing plates to vehicle at rocker.
IMPORTANT: Replace hinge pillar blocks
prior to welding outer panel.
4. Apply windshield bonding adhesive to the
hydroformed reinforcement as noted from
removal procedure.
5. Position service part on vehicle. Clamp in
place. Check for proper fit.
6. Plug weld accordingly (Fig. 1-4).
7. Stitch weld along both sectioning joints. Make
25␣ mm (1␣ in) welds along the seam with
25␣ mm (1␣ in) gaps between, then go back and
complete the stitch weld to ensure structural
integrity of the vehicle.
8. Install insulating foam as necessary in areas
noted from original baffle locations.
IMPORTANT: Prior to refinishing, refer to
the publication GM4901M-D-2000 “GM
Approved Refinish Materials” for
recommended products. Do not combine
paint systems. Refer to paint manufacturer’s
recommendations.
9. Refinish as necessary.
Fig.␣ 1-4 — Plug Weld and Stitch Weld
2000 cadillac deville
1-3
