Generally, the weight of small cars is lighter than that of large cars, including the differences in the use of chassis, tires, sound insulation materials and seat materials, which will cause the weight of cars to be different.
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Car maintenance
1, body maintenance; Car body maintenance is also used to call car beauty. The main purpose is to remove all kinds of oxidation corrosion inside and outside the car, and then protect it to highlight the beauty of the car as much as possible. Mainly includes: car paint maintenance, cushion carpet maintenance, bumper and skirt maintenance, instrument panel maintenance, electroplating processing maintenance, leather plastic maintenance, tire and hub maintenance, windshield maintenance, chassis maintenance, engine appearance maintenance, etc.
2. In-car maintenance; The purpose of car body maintenance is to keep the car young forever, while the purpose of car interior maintenance is to make the car travel hundreds of thousands of kilometers without major repairs and ensure that the car is in the best technical condition. It mainly includes: maintenance of lubrication system, fuel system, cooling system, braking system and carburetor (injector).