The contact owns a 2021 Jeep Grand Cherokee. The contact stated that the low beam headlights were inoperable. The contact attempted to set the headlight knob from automatic to manual however, the low beam headlights failed to function as needed. The contact stated that the high beam headlights and running lights operated as designed. The contact had taken the vehicle to an independent mechanic who checked the fuse box and determined that the fuses for the lighting system were functioning as designed. The vehicle was not repaired. The manufacturer was not informed of the failure. The contact researched online and related the failure to NHTSA Campaign Number: 21V950000 (Exterior Lighting); however, the VIN was not included. The failure mileage was approximately 77,000.