What issue is mentioned regarding the tires on the car?

The issue mentioned regarding the tires on the car is that they seem to wear out very quickly. This implies that the tires may not have a durable design or quality, leading to frequent replacements or maintenance. When tires wear out quickly, it can impact the overall performance and safety of the vehicle. This concern suggests that the owner may need to consider alternatives, such as looking for tires that are more resilient, to avoid frequent expenditures and ensure better driving conditions. The other options focus on different aspects of tire performance or cost, which are not indicated as the primary issue in this context.