2011 Toyota Corolla Owners Manual - Page 200

2-5. Driving information Trailer towing (2.4 L 4-cylinder [2AZ-FE] engine) Your vehicle is designed primarily as a passenger carrying vehicle. Towing a trailer will have an adverse effect on handling, performance, braking, durability, and fuel consumption. For your safety and the safety of others, do not overload the vehicle or trailer. Toyota warranties do not apply to damage or malfunction caused by towing a trailer for commercial purposes.