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 SteelRemoval Procedure
Disable the SIR System. Refer to SIR Disabling and Enabling.
Disconnect the negative battery cable. Refer to Battery Negative Cable
Disconnection and Connection.
Remove all related panels and components.
Visually inspect the damage. Repair as much of the damage as possible.
Remove the ...
Different Size Tires and Wheels
If wheels or tires are installed that are a different size than the original
equipment wheels and tires, vehicle performance, including its braking, ride and
handling characteristics, stability, and resistance to rollover may be affected.
If the vehicle has electronic systems such as antilock ...
Hood Primary Latch Release Cable Replacement
Preliminary Procedure
Remove hood primary latch release cable handle. Refer to Hood Primary
Latch Release Cable Handle Replacement.
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement
Remove the radiator grille support. Refer to Radiator Grille
Reinforcem ...