If you are thinking about filing a lawsuit under your state’s lemon law, it is necessary that you have a vehicle that falls into the category of a lemon. Generally, this can be classified as any vehicle with mechanical problems that causes an excess loss of use of the automobile. After you have properly notified the manufacturer or dealer and they have not corrected the issue, you tried to refund your money, or replaced the automobile, you are then able to to file a suit. The correct method of filing a suit might vary from state to state.