Download Remove the knobs from the heater control; insert a small screwdriver at the rear edge under each knob. Remove the heater control panel (insert two fingers into the opening and carefully pull out the control panel). Remove the two upper mounting screws (torx) for the heater control panel. Carefully pry out the ventilation vents with a small screwdriver. Press the catches on the panel downwards from the inside using a screwdriver. Pull the panel forward slightly. Press in the two retaining clips on the switch. Pull the switch out backwards. Disconnect the connector. Reinstall the components in reverse order.