Chevrolet Trax Owners & Service Manuals

Chevrolet Trax: Roof front header panel replacement

Chevrolet Trax (2013-2022) Workshop Manual / Accessories & Equipment / Collision Repair / Collision repair - Repair instructions / Roof front header panel replacement

Removal Procedure

WARNING: Refer to Approved Equipment for Collision Repair Warning .

NOTE: The roof front header panel is made of Ultra High Strength Steel and should be replaced only at factory joints. Repairing or sectioning of this part is not recommended. Refer to Ultra High Strength Steel.

  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. Repair as much of the damage as possible to factory specifications. Refer to Dimensions - Body (Opel, Encore), Dimensions - Body (Trax).
  5. Remove the sealers and anti-corrosion materials from the repair area. Refer to Anti-Corrosion Treatment and Repair (Base) .
  6. Locate and mark all factory welds.

Fig. 57: Drilling Factory Welds
Fig. 57: Drilling Factory Welds

  1. Drill all factory welds (1). Note the number and location of welds for installation of the service assembly.

Fig. 58: Roof Front Header Panel
Fig. 58: Roof Front Header Panel

  1. Remove the damaged roof front header panel (1).

Installation Procedure

Fig. 59: Drilling Plug Weld Holes
Fig. 59: Drilling Plug Weld Holes

  1. Drill 8 mm (5/16 in) holes for plug welding along the edges of the service panel as noted from the original panel (1).
  2. Clean and prepare the attaching surfaces for welding.

Fig. 60: Roof Front Header Panel
Fig. 60: Roof Front Header Panel

  1. Position the roof front header (1) panel on the vehicle.
  2. Verify the fit of the panel.
  3. Clamp the roof front header panel into position.

Fig. 61: Plug Welding Roof Front Header Panel
Fig. 61: Plug Welding Roof Front Header Panel

  1. Plug weld accordingly (1).
  2. Apply the sealers and anti-corrosion materials to the repair area, as necessary. Refer to Anti-Corrosion Treatment and Repair (Base) .
  3. Paint the repaired area. Refer to Basecoat/Clearcoat Paint Systems .
  4. Install all related panels and components.
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  6. Enable the SIR system. Refer to SIR Disabling and Enabling .

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