Manufacturers can also be held liable if they fail to provide adequate instructions and labeling, and if they fail to issue a recall notice. Filing a Defective Product Claim​​ In others, it simply results from a failure to adequately warn the user of certain dangers associated with the product.This type of defect includes inadequate warnings and instructions. There are three broad categories of defective product claims for which defendants can be held liable for personal injury or other damages. A. Product labeling that is insufficient, instructions that are vague, and failure to include warnings are all marketing defects and subject to lawsuit. When a product is defective and doesn't work properly or doesn't work as advertised or described, you should consult an experienced attorney. The process of filing a product liability claim in Chicago can be confusing. Our skilled Chicago product liability lawyers will help you with the process. You could be entitled to financial compensation. You and your defective products lawyer must demonstrate that the product in question was defective or lacked sufficient warning labels or instructions.