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Home >> Chevrolet >> 2021 >> Tahoe PPV, RWD >> Repair and Diagnosis >> Collision >> Body Panels >> Body Panel Replacement >> Body Panel Replacement >> Plenum Upper Panel Replacement >> Installation Procedure

Installation Procedure

    NOTE:

    Prepare upper plenum before installation.

  1. Prepare upper plenum per installation requirements.
  2. Prepare all joining surfaces for welding as necessary.
  3. Apply weld-thru coating or equivalent to all welding surfaces. Anti-Corrosion Treatment and Repair
    GM5338024Courtesy of GENERAL MOTORS COMPANY
  4. Position upper plenum (1) to vehicle using 3 - dimensional measuring equipment and clamp into place.
    GM5028383Courtesy of GENERAL MOTORS COMPANY
  5. Install spot welds (1). [39X]
    GM5020059Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left shown, right similar.

  6. Reposition body side outer (1) as necessary to install upper plenum.
    GM5338079Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left shown, right similar.

  7. Install MIG/MAG welds (1). [2X]
  8. Apply the sealers and anti-corrosion materials to the repair area as necessary. Anti-Corrosion Treatment and Repair
    NOTE:

    Before refinishing, refer to Anti-Corrosion Treatment and Repair .

  9. Paint the repaired area. Basecoat/Clearcoat Paint Systems .
  10. Install all related panels and components.
  11. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (9C1, 5W4)Battery Negative Cable Disconnection and Connection (KL9)
  12. Enable the SIR System. SIR Disabling and Enabling .
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