for ever if it is full, oil does not lose its oily properties but does accumulate steel particles and that's the culprit that will wear you re moving friction parts
Most vehicle manufacturers recommend changing the oil once a year or every 7,500 miles.
Not keeping oil in it, not changing the oil and filter, not servicing the timing belt when it needs it, running it without coolant.
Changing the oil is critical to a long lasting car. I change the oil every 3,000 miles. There are various thoughts about how often oil should be changed however, the cleaner the oil, the better it is for your vehicle. My last car had 365,000 miles on it and it was still running. I attribute a lot of that to changing the oil frequently. A car in many cases is an individuals major investment. For the cost of changing the oil, it's all worth it.
Not very long at all. Without engine oil the engine will lock up and become unrepairable. You will have to purchase a new car of this happens.
I think you'll do fine with changing the oil in your car as long as you use the correct size tools for your car. If that is not possible, I recommend a mechanic, but it costs a lot.
They should not be able to do this, as long as you have kept your records and reciepts. ie oil, and filter reciepts.
No.
Changing the oil in your car
changing the oil in your car.
When changing the oil and oil filter of a car it is important to know the fluid capacity. This car has an oil capacity of 5.8L when changing the oil and its filter.
Regularly changing your car's engine oil and filter is one of the most important things you can do to keep your car running well. Over time your oil breaks down and your filter becomes clogged with contaminants. Depending upon your driving habits and type of vehicle, this may take as few as 3 months or 3,000 miles, or be as long as 20,000 miles or 24 months (consult your owner's manual for service intervals). Fortunately, changing your oil is both easy and inexpensive.
4 quarts without changing the filter, 4.5 if changing the filter.