Honda Odyssey 2018 Owner's Manual page 668

uuReplacing Light BulbsuBrake, Rear Turn Signal Light Bulbs, and Rear Side Marker/Taillights
Bulb
Socket
666
5. Turn the socket counter-clockwise and
Pin
remove it. Remove the old bulb.
6. Insert a new bulb and turn the socket
clockwise.
7. Slide the light assembly onto the guide on
the body.
8. Align the pin with the body grommet, then
push in until it fully seats.