When a customer returns a U-Haul truck late, there may be additional charges applied to the rental agreement. U-Haul typically operates on a set rental schedule, and returning the vehicle after the designated time can result in extra fees. These late fees are usually calculated based on the length of delay and the rates associated with the specific rental agreement. It is important to be aware that returning the truck late can also impact the availability of the vehicle for the next scheduled rental. To avoid complications, it is advisable to plan the return time carefully and stay within the agreed-upon rental period. If customers are uncertain or have specific circumstances affecting their return, they may want to check the current U-Haul policies on their website for detailed information regarding late returns and associated fees.