The 2004 SATURN ION 2.2L L4 Clutch Slave Cylinder can be used to replace the clutch master cylinder on a 2004.
The brake fluid is stored in a clutch master cylinder.The clutch slave cylinder is connected through hoses.The brake fluid flows from the clutch master cylinder to the slave cylinder when you push the pedal.
It has seals that can fail.If the seals on the clutch master cylinder wear out, it will leak brake fluid and cause the car to malfunction.You can find brake fluid leaking from the clutch pedal inside the car.The clutch fluid will continue to circulate inside if the internal seals wear out.When you apply the clutch, the pedal will go all the way to the floor.
The clutch has a master cylinder.The fluid is transferred from the clutch master cylinder to the slave cylinder when the pedal is depressed.If the clutch master cylinder is leaking, there won't be enough pressure in the fluid to engage it.