No. Unless there is some other problem, leaving a car running overnight will not harm it at all.
The engine itself creates Vacuum once it is running.
It will live for a short period of time until either it drives itself crazy running into the bottle or all of its oxygen is gone.
An engine, by itself, does not have a speed. It is a power unit. The speed of the vehicle it drives depends on many things such as; the transmission ratios the weight of the vehicle the terrain the set up and servicing of the engine the fuel used
You have the hoses crossed
Ventilation. Make sure doors and windows are open in the garage as well as the windows of the car itself.
If the wheels turns to the right by itself with the engine running the steering gear or rack and pinion has failed.
The blower motor will operate when the key is in run regardless of whether the motor is running. The AC itself is not operating as the compressor is turned by the motor.
saltopus defended itself by just running away
Beacuse its so hot, it will overheat if the radiator fan doesn't run after the engine is turned off. It usually will stop itself after 5 mins.
is the printer itself, that's the engine,
your idle settings might be to low. check on your engine near your carb for a small screw that is all by itself
The great Jerboa protects itself by running away.