The contact owns a 2024 Chevrolet Silverado 2500. The contact stated that the vehicle was repaired under NHTSA Campaign Number: 24V060000 (Latches/Locks/Linkages); however, the recall repair failed to prevent the failure from occurring. The contact stated that while her husband was driving at an undisclosed speed and hauling a camper, the tailgate independently opened, fell, and bent the camper lift. No warning light was illuminated. The local dealer was contacted, but the vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 75,000.