Download 2018 Honda Odyssey Trailer Harness Installation Instructions – 1. Disconnect the negative cable from the battery: • Wrap a shop towel around the hood latch. • Remove the front bulkhead cover. • Remove the intake air tube. • Disconnect the negative cable from the battery. 2. Remove the left rear door sill trim. 3. Remove the rear trim panel. 4. Stow the third row seats. 5. Apply masking tape to the left C-pillar trim and left D-pillar trim as shown. 6. Using the plastic trim tool, open the two covers and remove the two self-tapping screws.
7. Remove the side hook from the left rear side trim panel. 8. Pull away the door opening seal and weatherstrip from around the left rear side trim panel. Remove the left rear side trim panel, and unplug the vehicle connectors (if equipped). 9. Remove the rear bumper: • Apply masking tape as shown. • Remove the six self-tapping screws, six clips, two large hex bolts, and two small hex bolts as shown. • With the help of an assistant, release the nine retaining tabs on each side.