WARNING : Never open the radiator cap on a hot car! Wait until the car has  cooled down first.  *Statistics from NHTSA, information provided by Michelin North America Inc. See http://beyondthedrivingtest.com/  for more information  Open the hood of your car  Find the coolant tank- this is usually next to the radiator  If the coolant doesn't reach the "minimum" fill line, fill it with a coolant/water solution (the ratio for this will be in your car's driver manual)  Open the hood of your car  Find the oil dipstick, remove it and wipe it down with a rag or paper towel  Put back the dipstick - make sure you push it in as far as it will go  Pull out the dipstick again - if the film of oil does not reach the markings, add more oil  Check your driver's manual to see how often you should replace your oil 5. CHECK YOUR FLUIDS a. Oil b. Coolant