Assalam o Alekum!mehran car ka ac 50/60 ki speed per kam kerta hey. jaisey hi car ki speed kum hoti hey kisi speed breaker ki waja se ya traffic rush ki waja se car engine band ho jata hey,jis ki waja sey back per gari k lagney ka khatra hota hey.car again start ker k low speed/first /second gear per car engine stop again jub k ac on ho.otherwise nahi.please advise