Common garbage disposal issues include jams caused by food scraps like bones, fruit pits, or fibrous materials such as celery that get stuck in the blades and prevent the unit from spinning properly. Homeowners also often experience clogs in the drain line when grease, starches, or food waste build up over time, leading to slow draining or backups in the sink. Other frequent problems include leaks from loose seals or worn gaskets, unusual grinding or humming noises when the motor is struggling, and complete failure when the unit stops turning on due to electrical issues or a tripped reset button. Regular maintenance and proper use can help prevent many of these problems and extend the life of the disposal.