Write the next sentence in this paragraph:

How to install a coolant flush kit
Check the engine to make sure it is no longer hot.
Loosen the radiator cap to release any pressure still left, and then re-tighten.
Many newer cars have the cap on the coolant reservoir instead of the radiator itself, but, on certain cars, there may be no radiator cap at all.

a). Inspect the engine for any leaks or clogged air filters. Warning : Remove tank plates from engine.. b). Loosen the radiator drain bolts. Loosen the hoses on both sides of the radiator using a wire stripper.. c). In this case, emit the pressure by loosening the thermostat cap. Place a pan or bucket under the radiator plug beneath the car to catch the old antifreeze.. d). If so, it's probably due for a stop so you need to watch carefully for a reaction. If you hear a hissing noise from the radiator, the coolant is likely time to start again..
c).