1. Remove the rear seat using the release lever located in the middle of the seat.
2. Remove the child seat anchor covers by prying them up with a flat-head screwdriver.
3. Using the socket wrench, remove the four bolts holding the seat belt reel to the rear panel and remove it.
4. Remove the four screws holding the rear speaker grill in place.
5. Disconnect the speaker wires from the speaker terminals.
6. Remove the speaker from the rear panel.