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 UnderbodyRear Side Door Replacement
Preliminary Procedure
Remove the rear side door trim panel. Refer to Rear Side Door Trim
Replacement.
Rear Side Door Check Link Bolt
Caution: Refer to Fastener Caution in the Preface section.
Procedure
Remove the water deflector
Disconnect the door electrical connector.
Suppo ...
Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to check
tire pressure levels. The TPMS sensors monitor the air pressure in your tires and
transmit tire pressure readings to a receiver located in the vehicle.
Each tire, including the spare (if provided), should be check ...
Storing the Tire Sealant and Compressor Kit
The tire sealant and compressor kit is located in the trunk, under the load floor,
behind an access panel.
To remove the kit:
1. Open the trunk.
2. Turn the left knob counterclockwise and the right knob clockwise, 90 degrees,
at the same time. Then pull the access panel rearward and up to r ...