ok so ive been having a problem with my clutch, ive had the same problem 3 times now where I have to keep pumping my clutch pedal just so I can get it in gear, the first time it happened I changed the fluid and it worked for a few weeks then It did it again so I got tild it was my master cylinder so Ive changed that, if worked for a few months but now it doing it again, van anyone help me solve this plz