1997/98 Chevrolet Corvette
Collision Repair
3-11
Rail-Underbody Side Assembly
,
Fig.␣ 3.23 — Pry Up Extension Panel
to Expose Rail for Sectioning
Fig.␣ 3.22 — Check Front of Dash
Bonding Areas for Cracks
Front Rail Repair
When damage to the frame rail is limited to the
portion forward of the cowl, “front of dash.” The
front of dash sectioning area is exposed by
modifying floor pan extension panels to access to
all sides of the rail. This repair can be performed
with the engine suspended in place.
Notice: Check SMC front of dash panel for
cracks or areas that may need to be re-sealed
(Fig.␣ 3.22). (Refer to SMC Repair Procedures.
Notice: Use the Offset Lap-Joint method to
perform front rail repairs.
— REMOVE OR DISCONNECT —
Notice: Save any and all brackets,
mounting studs, and accessories for re-use
as necessary.
1
Remove all related panels and components
to provide access to the recommended
sectioning area of rail.
2
Locate stitch welds and resistance welds that
secure the upper floor pan extension panel
to the rail and the tunnel brace.
3
Remove welds as necessary and pry up
extension panel to expose rail (Fig.␣ 3.23).
4
Apply 50mm (2 inch) tape to lower floorpan
extension panel,
(where SMC floor panel
stops and floorpan extension begins) .