Download 2019 Acura MDX Running Boards Installation Instructions – 1. Remove the clip and two self-tapping screws from the left front inner fender. 2. Remove the clip from the left enclosure. 3. Remove the two self-tapping screws from the left rear inner fender. 4. Open both left doors. 5. Gently pull the front portion of the left side sill panel away from the body and slide the panel forward to remove it. The 14 side clips will stay in the body. 6. Remove the support from the left side sill panel. 7. Transfer the support to the left running board with the one clip.
8. Remove the one spring nut from the left side sill panel and transfer it to the left running board. 9. Remove the 14 side clips from the vehicle panel. 10. Install 10 of the side clips removed in step 9 to the left running board. 11. Repeat steps 1 through 10 on the right side of the vehicle. For E-AWD models, continue with step 12; otherwise, go to step 16. E-AWD models 12. Raise the vehicle and remove the front under cover. 13. Remove the rear under cover. 14. Using a utility knife, cut out the rear under cover as shown. Remove any burrs.