This information provides repair recommendations and general guidelines for steel classified as Dual Phase Steel (Dual Phase Steel with a tensile strength up to and including 800 MPa), also known as DP.
General Motors recommends the following when repairing or replacing this type of steel during collision repair.
Note: The use of heat to repair damage is not recommended for this classification of steel.
Recommended Repairs
Installation Procedure
High Strength Low Alloy SteelAir/Wind Noise
Special Tools
CH-39570 Chassis Ear
GE-41416 Ultrasonic Leak Detector
Warning: Refer to Assistant Driving Warning in the Preface section.
To analyze a reported windnoise condition, test drive the vehicle to
determine the origin of the noise.
Choose a regular route with smooth and strai ...
Installation Procedure
Install the following components on the drivetrain and front suspension
frame:
CH 49460-1 adapter (2).
CH 49460-2 adapter (4).
CH 6615-10 hydraulic cylinder (1).
NEW frame insulator (3)
Note: Check marking of frame insulator.
Press carefully the frame insulator in to the ...
Replacing Safety Belt System Parts after a Crash
WARNING
A crash can damage the safety belt system in the vehicle.
A damaged safety belt system may not properly protect the person using it, resulting
in serious injury or even death in a crash. To help make sure the safety belt systems
are working properly after a crash, have them inspected a ...