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 UnderbodyHood Replacement
Warning: When a hood hold open device is being removed or installed,
provide alternate support to avoid the possibility of
damage to the vehicle or personal injury.
Preliminary Procedure
Remove the windshield washer nozzle hose. Refer to Windshield Washer Nozzle
Hose Replacement.
Hood ...
Removal Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling and Enabling.
Disconnect the negative battery cable. Refer to Battery N ...
Stabilizer Shaft Link Replacement
Preliminary Procedure
Raise and support the vehicle. Refer to Lifting and Jacking
the Vehicle.
Remove the front tire and wheel assemblies. Refer to Tire and Wheel
Removal and Installation.
Stabilizer Shaft Link Nut (Qty: 2)
Caution: Refer to Fastener Caution in the Pr ...