Chevrolet Cruze Repair Manual: 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
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:
Winter Driving
Driving on Snow or Ice
Drive carefully when there is snow or ice between the tires and the road, creating
less traction or grip.
Wet ice can occur at about 0°C (32°F) when freezing rain begins to fall, resulting
in even less traction.
Avoid driving on wet ice or in freezing rain until roads c ...
Inflatable Restraint Module Handling and Scrapping
Special Tools
EL-38826 SIR Deployment Harness
EL-39401-B SIR Deployment Fixture
For equivalent regional tools, refer to Special Tools.
Live and Undeployed Inflator Module
Warning: Refer to SIR Inflator Module Handling and Storage Warning
in the Preface section.
Take special care when h ...
Scrapping Procedure
During the course of a vehicle's useful life, certain situations may arise
which will necessitate the disposal of a live (undeployed)
pretensioner. The following information covers the proper procedures for the
disposing of a live (undeployed) pretensioner. Deploy the
pretensioner before dispo ...
