Download 2019 Acura RDX Trailer Harness Installation Instructions – 1. Disconnect the negative cable from the battery. 2. Release and pull up on the rear seat cushion. NOTE: Place a piece of masking tape as shown to prevent the hook from re-engaging. 3. Remove the left rear door sill trim. 4. Remove the cargo floor board. If the vehicle is equipped with a spare tire, continue with step 5; otherwise, go to step 7. With Spare Tire 5. Remove the spare tire plug cap. 6. Remove the spare tire plug to access the spare tire hoist shaft. Lower the spare tire completely. 7. Remove the four tie-down hooks.
8. Remove the left and right cargo strip. 9. Remove the cargo bin. 10. Remove the rear panel lining. 11. Remove the two bolts. Loosen one bolt, and turn the left bracket as shown. 12. Fold down the left rear seat-back. 13. Gently pull the inner handle on the left rear side trim panel, and use a small flat-tip screwdriver wrapped with a shop towel to remove the inner handle cap. 14. Remove the two screws from the left rear side trim panel. 15. Pull away the door opening seal and weatherstrip from around the left rear side trim panel. Remove the trim panel.