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 UnderbodyCooling System
The cooling system allows the engine to maintain the correct working temperature.
1.4L L4 Engine Shown, 1.8L L4 Engine Similar
1. Engine Cooling Fan (Out of View)
2. Engine Coolant Surge Tank and Pressure Cap
WARNING
An electric engine cooling fan under the hood can start up even when the eng ...
Accident With Side Air Bag Module Deployment - Component Replacement and
Inspections
After a collision involving left/right side air bag module deployment,
replace the following components.
Left/right inflatable restraint side impact sensors on the side of the
impact.
Left/right inflatable restraint roof rail module on the side of the
impact.
Inflatable restraint sen ...
Maps
This section includes basic information about the map database.
The data is stored in the internal flash memory that is used in the navigation
system.
Detailed Areas
Road network attributes are contained in the map database for detailed areas.
Attributes include information such as street nam ...