Chevrolet Cruze Repair Manual: Ultra High Strength Dual Phase Steel

Chevrolet Cruze Repair Manual / Body repair / Collision Repair / Ultra High Strength Dual Phase Steel

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:

Repair of this type of steel is not recommended.
This type of steel should be replaced at factory joints only. Sectioning or partial replacement is not recommended.
The use of heat to repair damage is not recommended for this type of steel.
Stitch Welding is not recommended for this type of steel.
This classification of steel can not be used as a backing reinforcement or a sleeve for a sectioning joint, unless a specific procedure is available.

Recommended Repairs:

Squeeze Resistance Spot Welding can be used to replace factory spot welds, where applicable.
MIG plug welding can be used to replace factory spot welds.
MIG Brazing can be used to replace factory spot welds.

Special Tools and Equipment

Frame and Underbody

Mild Steel

This information provides repair recommendations and general guidelines for steel classified as Mild Steel. This type of steel normally has a tensile strength less than 270 MPa. This includes the c ...

Frame and Underbody

Specifications Engine Shield Replacement Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Engine Shield Bolt (Qty: 4) Caution: Refer to ...

Other materials:

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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 Bat ...

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