Removing
1. Disconnect the battery from the ground.
2. Remove the front instrument panel trim (see subsection 13.26).
3. Pull the control unit towards you and disconnect the wiring connectors.
4. Disconnect the thermostat cable from the lever and remove the control unit.
Installation
Installation is carried out in the reverse order, when assembling, move the thermostat levers and mixing dampers to the position of maximum heat transfer, attach the thermostat cable.