Plenum Upper Panel Replacement
Removal Procedure

- Disable the SIR system. SIR Disabling and Enabling.
- Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
- Remove all related panels and components.
- Remove the sealers and anti-corrosion materials from the repair area as necessary. Anti-Corrosion Treatment and Repair

- Remove spot welds (1). [37X]

- Drill 8 mm (5/16”) hole to remove all spot welds (1). [2X]

- Reposition body side outer (1) on upper plenum (2) as necessary to remove upper plenum.

- Remove spot weld (1). [1X]

- Remove upper plenum (1) from the vehicle. Installation Procedure
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Prepare upper plenum per installation requirements.
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Prepare all joining surfaces for welding as necessary.
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Apply weld-thru coating or equivalent to all welding surfaces. Anti-Corrosion Treatment and Repair
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Position upper plenum (1) to vehicle using 3–dimensional measuring equipment and clamp into place.

- Install spot welds (1). [39X]

- Reposition body side outer (1) as necessary to install upper plenum.

- Install MIG/MAG welds (1). [2X]
- Apply the sealers and anti-corrosion materials to the repair area as necessary. Anti-Corrosion Treatment and Repair
- Paint the repaired area. Basecoat/Clearcoat Paint Systems.
- Install all related panels and components.
- Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
- Enable the SIR System. SIR Disabling and Enabling.