Cruze

Underbody Rear Side Rail Reinforcement Replacement - MIG-Brazing

Note : According to different corrosion warranties, only the regional mandatory joining methods are allowed.

Warning : Refer to Approved Equipment for Collision Repair Warning in the Preface section.

Warning : Refer to Glass and Sheet Metal Handling Warning in the Preface section.

1. Disable the SIR System. Refer to SIR Disabling and Enabling .
2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
3. Remove all related panels and components.
4. Visually inspect the damage. Repair as much of the damage as possible.
5. Remove the sealers and anti-corrosion materials from the repair area, as necessary. Refer to Anti-Corrosion Treatment and Repair : Base ;



6. Locate and mark all the necessary factory welds of the rear end panel plate.

Note : Note the number and location of welds for installation of the service assembly.

7. Drill all factory welds.



8. Remove the underbody rear side rail reinforcement.

1. Create 8 24 mm (5/16 x 15/16 in) slots for MIG-brazing along the edges of the underbody rear side rail reinforcement as noted from the original panel.
2. Clean and prepare the attaching surfaces for brazing.



3. Position the underbody rear side rail reinforcement on the vehicle.
4. Verify the fit of the underbody rear side rail reinforcement.
5. Clamp the underbody rear side rail reinforcement into position.



6. Braze accordingly.
7. Apply the sealers and anti-corrosion materials to the repair area, as necessary. Refer to Anti-Corrosion Treatment and Repair : Base .
8. Paint the repaired area. Refer to Basecoat/Clearcoat Paint Systems .
9. Install all related panels and components.
10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
11. Enable the SIR system. Refer to SIR Disabling and Enabling .