In general, repo men are not allowed to damage a vehicle in the process of repossession, including flattening its tires. However, flattening a tire could happen if it would prevent further driving or towing of the vehicle. If a repo man causes damage to a vehicle, the owner of the vehicle may be able to sue for damages.
Before repossessing a vehicle, the repo man must usually serve the owner of the vehicle with a written notice of repossession, which outlines the creditor's right to repossess the vehicle and states the amount of money that is required to reinstate the loan and prevent the repossession. The repo man must also wait until the vehicle is not in use before repossessing it, and avoid breaking the peace to do so. They may not, for instance, take a car that has someone sitting in it.
If a repo man attempts to repossess a vehicle without properly following the legal requirements, the vehicle owner may be able to file a lawsuit against the repossession agent or the creditor for wrongful repossession or conversion of the vehicle.
Therefore, it is important for vehicle owners to be aware of their rights and responsibilities under the law regarding auto repossession, including the repo man's limitations and requirements. If a repo man damages a vehicle during repossession, it is recommended to consult with a legal professional who specializes in consumer protection or vehicle law to understand the available legal remedies.