Warning: Recalled Smoke Alarms Could Fail to Alert You to a Fire Please be sure to check your smoke detectors at home. One of the bigger companies that make smoke and carbon monoxide alarms have announced a major recall of their detectors and are warning that affected alarms may fail to alert in the event of a fire. Kidde TruSense Smoke Alarms and Combination Smoke/Carbon Monoxide Alarms that were sold at various stores, both in store, and through online retailers from May 2019 through September 2020, are being recalled. The models that are being recalled include, Smoke Alarms Smoke and Carbon Monoxide Alarms