TECHNICAL SERVICE BULLETIN: HEADLAMP SOFT CONNECTION INSPECTION - This bulletin provides information to inspect and ensure proper internal connections of the headlamp on some 2021MY K5 (DL3a) vehicles produced from March 27, 2020 through April 14, 2021 and some 2020-2021MY Telluride (ON) vehicles produced from January 9, 2019 through April 12, 2021, which may exhibit inoperative/intermittently inoperative LED low beam or Daytime Running Lights (DRL) on K5, or low/sub-low beam on Telluride.