A: To remove the front control assembly, remove the instrument panel center bezel and disconnect the electrical connectors from the rear of the A/C switch. Then, you can remove the four mounting screws at the back of the trim to separate the assembly from the bezel. For installation, reverse the removal steps. To remove the rear auxiliary control assembly, open the center console armrest and loosen the five screws, remove the mounting screws and the center console armrest storage compartment. Installation is the reverse of removal.