What is frozen oil? Must I add refrigeration oil to my car air conditioning system?

                                                   Xiaobian has already smelled the hot summer atmosphere. Have you added any refrigerant to your car? Recently, when a car owner asked Xiaobian to replace the car air-conditioning refrigerant, must the replacement of the frozen oil be replaced? What is the refrigeration oil? What’s the use? Then Xiaobian first tells everyone what the frozen oil […]

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Old car driver: Is there a need for a hot car before driving?

                                                   Let me talk about why you want a hot car? The main reason for the hot car is that after the car is parked for a long time, the oil in the engine flows back into the oil sump of the lower part of the engine. Therefore, after ignition, the upper part of the engine […]

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