Download 2019 Acura TLX Side Under Spoilers Installation Instructions – If the vehicle is equipped with the side sill outer trim, continue with step 1; otherwise, go to step 7. With side sill outer trim 1. Remove the molding. 2. Remove the one screw from the left side sill outer trim. 3. Slide and remove the left side sill outer trim. 4. Remove seven clips and one screw grommet from the vehicle panel. 5. Using an alcohol wipe, thoroughly clean the vehicle panel where the seals will attach. 6. Remove the adhesive backings from the eight seals, and attach the eight seals to the vehicle panel over the eight holes.
7. Using an alcohol wipe, thoroughly clean the vehicle panel where the left spoiler will attach. NOTE: Any oil or dirt remaining on the vehicle panel will affect the performance of the adhesive tape, which could cause gaps or spoiler lifting. 8. Place template B on the vehicle panel in the area shown, and attach it with masking tape. 9. Using a felt-tip pen, mark the vehicle panel in the area shown. Remove template B. Be careful not to damage the template. It is also used to mark the right side of the vehicle.