TECHNICAL SERVICE BULLETIN: SUNROOF WIND DEFLECTOR ARMS AND MECHANISM PARTS REPLACEMENT - This bulletin provides information to perform a partial replacement of the sunroof wind deflector and mechanism arms on some 2019-2022MY Telluride (ON) vehicles produced from February 15, 2019 through January 19, 2022. The affected vehicles may experience the sunroof open/close operation inoperative and/or the sunroof wind deflector function inoperative.