Kia Optima: Outside Rearview Mirror Heater

The outside door mirror heater is actuated in connection with the rear window defroster. To heat the outside door mirror glass, push the switch for the rear window defroster.

The outside door mirror glass will be heated for defrosting or defogging and will give you improved rear vision in inclement weather conditions. Push the switch again to turn the heater off. The outside door mirror heater automatically turns itself off after 15 minutes. (Refer to Defroster)