This information provides repair recommendations and general guidelines for steel classified as Dual Phase Steel (Dual Phase Steel with a tensile strength up to and including 800 MPa), also known as DP.
General Motors recommends the following when repairing or replacing this type of steel during collision repair.
Note: The use of heat to repair damage is not recommended for this classification of steel.
Recommended Repairs
Installation Procedure
High Strength Low Alloy SteelAir Hose Test
Caution: The air hose test should only be used on fully cured
urethane adhesive. Otherwise, damage to the urethane adhesive bead
could result in additional leaks.
Using a liquid detergent, diluted with water in a spray bottle, spray
the window at the edges. Begin at the bottom and grad ...
Rear Bumper Impact Bar Replacement
Preliminary Procedure
Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement.
Rear Bumper Energy Absorber Nut (Qty: 6)
Caution: Refer to Fastener Caution in the Preface section.
Tighten
40 N·m (30 lb ft)
Rear Bumper Impact Bar
Special Tools and Equipment
...
Tyre Dismounting and Mounting
Caution: Use a tire changing machine in order to dismount tires. Do
not use hand tools or tire irons alone in order to remove the tire from
the wheel. Damage to the tire beads or the wheel rim could result.
Caution: Do not scratch or damage the clear coating on aluminum wheels with the
tire ...