SERVICE INFORMATION The rear seat headphones have a "LEFT" channel and a "RIGHT" channel. The channel switch is on the headphone ear pad case. - If a person is sitting on the left side (driver side) of the vehicle and their headset is set to "RIGHT", the headset may have static or intermittently operate (cut in and out). OR - If a person is sitting on the right side (passenger side) of the vehicle and their headset is set to "LEFT", the headset may have static or intermittently operate (cut in and out). Do not replace the headset for this. See this bulletin for further detail.