Chevrolet Cruze Repair Manual: High Strength Low Alloy Steel
This information provides repair recommendations and general guidelines for steel classified as High Strength Low Alloy Steel, also known as HSLA. This type of steel normally has a tensile strength range from 300-700 MPa.
General Motors recommends the following when repairing or replacing this type of steel during collision repair.
Recommended Repairs
- Cold repairs can be performed on this type of steel, unless the damage includes kinks. If the damage includes kinks, the part should be replaced.
- Controlled use of heat can be used to repair damage, if the heat does not exceed 650°C (1200°F). The heat should be applied a maximum of 2 times, for up to 90 seconds.
- Sectioning or partial replacement of this type of steel is recommended only at approved locations, in a specific sectioning procedure.
- This type of steel can be used as a sleeve, or backer plate, during sectioning procedures.
- Squeeze Resistance Spot Welding can be used to replace factory spot welds, where applicable.
- MIG plug welding and MIG stitch welding can be used on this type of steel.
- MIG Brazing can be used on this type of steel.
Dual Phase Steel
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 a ...
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 ...
Other materials:
Basecoat/Clearcoat Paint Systems
Warning: Exposure to isocyanates during paint preparation and
application processes can cause severe breathing problems. Read and
follow all of the instructions from the manufacturers of painting materials,
equipment, and protective gear.
All paint finish repairs of rigid exterior surfaces mus ...
Problems with Route Guidance
Inappropriate route guidance can occur under one or more of the following conditions:
• The turn was not made on the road indicated.
• Route guidance might not be available when using automatic rerouting for the next
right or left turn.
• The route might not be changed when using automati ...
Engine Air Cleaner/Filter
When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace
it at the first oil change after each 80 000 km (50,000 mi) interval. If you are
driving in dusty/dirty conditions, inspect the filter at each engine oil change.
How ...
