1 Overcharged mileage means that when buying a car, the manufacturer will give a certain free mileage, which needs to be paid at its own expense.
2 The use of overcharged miles needs to pay attention to whether there is a gift when buying a car, and it needs to be used in accordance with the time and way specified by the manufacturer.
3 Generally speaking, the overcharged mileage can be exchanged at the designated gas station or service station, and the corresponding vouchers and identity certificates need to be provided when exchanging. The specific use method can be consulted by the manufacturer or the dealer.