The contact owned a 2018 Nissan Sentra. The contact stated that while driving at 20 MPH, the exterior brake lights were inoperable which caused another vehicle to rear-end her vehicle. The contact's vehicle then crashed into another vehicle in front of hers. The air bags deployed upon impact. The contact suffered a concussion and later received medical treatment at the hospital. A police report was filed. The vehicle was towed to a tow yard and deemed totaled by the insurance company. The contact later received notification of NHTSA Campaign Number: 21V135000 (Exterior Lightning). The manufacturer was not made aware of the failure. The failure mileage was approximately 70,000.