On the outskirts to play back my car broke down on the way, a friend called to let her friend came to pick us, I told my friend don’t her friend came to pick us, I will fix your car, friends asked I will repair it? I took the slack adjuster from the car, his car, friends see my car a bit don’t believe, a friend asked me how the car, I will tell my car last bad I sent to repair shop repair, when car clerk recommended me to buy a slack adjuster inside the car, also taught me the use of the slack adjuster, very simple, now I will fix the car, car appeared some small problem, I can solve.