While the Mazda3 generally garners positive reviews for its performance and reliability, there have been some reported issues in certain model years. Among them, the 2010 and 2011 Mazda3 models have been noted for potential transmission problems, including rough shifting and slipping gears. Additionally, the 2014 Mazda3 faced some criticism for its infotainment system glitches and suspension issues. However, it's essential to note that not all vehicles within these model years may experience these issues, and regular maintenance can significantly mitigate potential problems. Overall, while there have been some reported drawbacks in specific years, the Mazda3 remains a popular choice for its blend of sporty driving dynamics and practicality.