This bulletin is regarding the Diagnosis of Bluetooth Connectivity Complaints: Some customers may encounter Bluetooth® connectivity concerns such as: Difficulty to pair the phone. Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.