Good day, i have Chevrolet optra ls 2007 model, i have stalling problem in my car
i bought this car recently i am encountering a problem in the car which a mechanic couldn't able to understand because by the time i take to him car runs fine, it is happening every morning it stall for a 5 min then it will be fine, but today on my way it stalled many times i am pushing gas isn't moving then it give small jerk then its moving its happening many times, i was really scared it might get stopped middle of nowhere, it acts like when you have no petrol u push gas it will not move it makes wobbling noise.. i have changed spark plug, cleaned throttle body, changed fuel filter, however problem still same, professional please i need your suggestion what do i do to resolve this problem, thanks in advance very much appreciated your comments.