Hi all need ome help, today the car had some problems, gearbox was running fine before, but now it refuses to go into 3rd gear, it doesnt crunk just very difficult to push into gear, 1st, 2nd, 4th, 5th and rev are fine no probs. when pushed in to 3rd with the clutch down its seems like something is holdin it. i also have to pull it out of gear with force. what do you guys think it is, the linkages are fine as i removed the linkage from the gearbox and the complete linkage moves freely. any help guys on what could be the problem. many thanks