This information provides repair recommendations and general guidelines for steel classified as Ultra High Strength Dual Phase Steel (Dual Phase Steel with a tensile strength greater than 800 MPa), also known as DPX.
General Motors recommends the following when repairing or replacing this type of steel during collision repair.
Note:
Recommended Repairs:
Special Tools and Equipment

Mild Steel
Frame and UnderbodyInstallation Procedure
Install the following components on the drivetrain and front suspension
frame:
CH 49460-1 adapter (2).
CH 49460-2 adapter (4).
CH 6615-10 hydraulic cylinder (1).
NEW frame insulator (3)
Note: Check marking of frame insulator.
Press carefully the frame insulator in to the ...
Wiper Blade Replacement
Windshield wiper blades should be inspected for wear and cracking.
Replacement blades come in different types and are removed in different ways.
Notice: Allowing the wiper arm to touch the windshield when no wiper
blade is installed could damage the windshield. Any damage that occurs would not
...
Air Conditioning Compressor Replacement (1.6L LDE, LXV, and 1.8L 2H0)
Preliminary Procedures
Recover the refrigerant. Refer to Refrigerant Rec . overy and
Recharging.
Remove drive belt. Refer to Drive Belt Replacement.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Disconnect the A/C compressor electrical connector
Re ...