Contents: Removal ⇩ Installation ⇩
The internal reinforcement of the bottom trim panel is made of DP600 steel (dual phase steel) and shall be welded to the internal part using MIG welding. Spot welding shall not be used.
Ensure that all welded joints are properly sealed and protected against water penetration, particularly in areas where the adhesive bond/seal of the original panel cannot be replicated. Seal joints before installing exterior panels where necessary.
NOTE: The lower trim panel inner reinforcement is separated from the side panel reinforcement "ring frame" and is not serviceable separately.
Removal
1. In combination with the internal reinforcement of the lower trim panel, the following is replaced:
- Front bumper trim
- Front wing
- Front door
- Back door
- Bottom trim panel
2. For additional information regarding this repair procedure, refer to: For additional information, refer to: Body and Frame (501-26 Body Repairs - Special Vehicle Information and Tolerance Checks, Description and Operation) / Standard Service Station Techniques (100-00 General Information, Description and Operation).
3. Remove the lower trim panel. For more information, refer to: Lower Trim Panel (501-29 Side Panel Sheet Metal Repairs, Removal and Installation).
4. Rout the spot welds, this will require using an HSS spot weld drill.

5. If the B-pillar reinforcement has not been removed, it will need to be disconnected.
- Mill spot welds.
- Separate this connection and release the B-pillar reinforcement forward to allow removal of the lower trim panel inner reinforcement.

6. Separate the connections and remove the old panel.
Installation
1. Remove the bottom rail panel reinforcement portion from the side panel reinforcement ring frame, service panel. Rout the spot welds with an HSS spot weld drill.

2. Prepare the connecting surfaces of the old and new panels.
3. Apply the new panel and fix it in place. Check the alignment, if correct, proceed to the next step, if not, correct and check again before proceeding to the next step.
4. MIG welding.
NOTE: Holes for MIG rivets are made by removing the old panel and separating the panel being serviced.
NOTE: MIG hot-welds should be installed in place of the original spot welds and where possible should penetrate the inside of the bottom trim panel.

5. Clean all welded joints.
6. To install the relevant panels and mechanical components, perform the removal procedure in reverse order.
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