Safety has got to be number 1. If it doesn't run well in any kind of traffic you won't be able to accelerate or brake in time to avoid others.
A well tuned car can get you the most gas mileage.
And if it's tuned right then you have the least amount of smog output.
When tires and brakes are maintained then you run a much lower risk of causing accidents and being able to avoid accidents.
When your car does not run properly you need to assess why. You should take your car to a mechanic if you're having problems with it. It will run poorly, waste gasoline and pollute the air.
no
it can help but not always the first thing to think if your car is not running properly. once the car is on and running it does produce its own electricity. hence that if you get a jump start you run it for at least 30 mins so that the battery recharges and you can start your car later
it don't start or run or move.
only if it has a diesel engine. A gasoline engine will not run properly on diesel fuel.
The muffler makes your car run quiet
Not if the cooling system is operating properly.
If the switch is properly bypassed, then yes.
Thats a personal decision for YOU to make. You likely will have to pay for any defiencey balance if you give it up.
Some cars can run without the airflow meter (though not properly), others cannot run at all.
if you are referring to the evaporation system in a car, you will get check engine lights and/or the vehicle will not run properly.
if ti does not start and or run properly