China h330 dissolved fog and body trembled.

Demisting is to blow away the fog with dry air, which is obtained by condensing the moisture in the air through the air conditioning bellows. When Cruze removes the anti-fog function, when the outside temperature is higher than 4 degrees, it will turn on the air conditioner compressor, which is the same as turning on the air conditioner. When air conditioning is used at idle speed, the engine speed will drop, and it is normal that the idling speed is unstable and jitter. If it shakes without any load, you need to clean the throttle.