Why do car 4S shops cheat people? The driver washes the car every 10,000 kilometers or even every 6 months

As the saying goes: Buying a car is easy to maintain. After we buy a car, we have to spend a lot of money, refueling and various maintenance, all of which cost money. Most people make money very hard. The cost of a car can be saved. In fact, there are some maintenance items that are not necessary. The car 4S shop or repair shop is misleading or even pitted. For example, for example, these 4 most useless car maintenance items are many car drivers. Done.

induces you to do tire repair projects

As we all know, car tires can be said to be one of the easiest parts in the whole vehicle. Generally, they are replaced every 50,000-80,000 kilometers or 3-5 years. However, some Under the banner of safety consideration, car 4S shops induce you to do tire repair projects. The maintenance of car tires is divided into several types. One is to detect the appearance of vehicle tires, the second is to detect tire pressure, and the third is It is the four-wheel alignment of the car. The fourth type is inflation. Among them, the four-wheel alignment and inflation of the car are basically unnecessary. The air in the vehicle tires will not be lost so easily during the use of the car. The four-wheel alignment of the car is even more important. Needless to say, basically a car does not need four-wheel alignment for three or five years.

No need to clean up every major maintenance

First of all, it must wash the car oil circuit. If the oil circuit is not washed for a long time, carbon deposits or deposits may cause needle valves, valve holes and injectors The performance of some precision parts is reduced. In severe cases, poor fuel injection, poor atomization, unstable idling, and even weak acceleration when driving. In fact, there is nothing wrong with cleaning the oil circuit itself. The fault is that many car drivers clean too frequently Basically, the oil circuit of a car can be cleaned once every two years. There is no need to clean it every major maintenance. Moreover, the car washing agent will damage the three-way catalytic converter. Some car 4S shops will exaggerate and tell the car driver every 10,000 kilometers or even every six. Washing the car once a month, washing the oil circuit so frequently is not only useless, but also causes additional damage and wear to the car.

It is necessary to change the oil of a car

Many car drivers are thinking,Does gasoline still need maintenance? However, I don’t know how many car drivers have done this kind of maintenance. Maybe they are among them. In fact, the so-called gasoline maintenance is the use of fuel additives. It is necessary to replace the car’s oil, but it does not need to be replaced frequently. Motor oil, a car driver has encountered it. He drove the car to a car 4S shop for maintenance. The staff of the car 4S shop first put the oil dipstick into the oil, and then said to the car driver: Look, the oil is so dark. It needs to be replaced. In fact, the oil will quickly turn black after entering the engine for 2 hours. This is a very normal phenomenon. Don't be pitted.

Car wash and disinfect the air-conditioning outlet

In general, the air-conditioning filter element will be selectively replaced during repair (depending on whether the air-conditioning filter element is clean), but most workers will replace it directly. In addition, some Car 4S stores will also promote air-conditioning sterilization and car washing, that is, car washing and disinfection of air-conditioning outlets. Now almost all cars are equipped with standard air-conditioning systems, which accumulate dust and other stains in daily use. Air-conditioning sterilization and maintenance is actually Spray the sterilization liquid on the air conditioner, and then simply wipe it manually. The driver of this kind of maintenance car can usually do it by himself, without wasting money to go to the car 4S shop for special maintenance. If you are a local tyrant, you can do it at will.