Please be aware that if you purchase this, you will likely receive communication from our parts & service department to ensure this device is compatible with your unit before we can guarantee shipment. 

If you are attempting to replace a faulty controller, it's possible it could actually be more due to the wiring harness than a bad controller.

This controller also needs to have specific firmware version compatibility with the ECU inside the heater it is to be paired with. 

Requires 4-pin square white harness connector.