Starting the car feels like exhaling, and the voltage is unstable. What's the problem?

Hello! In this case, it is generally necessary to go to the maintenance station to check whether the throttle body is too dirty. It is necessary to clean the throttle and check the ignition system and oil supply system, such as spark plugs. I hope my answer can help you! Have a nice trip! If there is something wrong with the car, ask the car master. 4S shop professional technician, 10 minutes to solve.