DEAR ALL
I Am running coyre 2006 for the last 2 year
it has been running fine both on CNG and petrol
but for the pasr few dats wheneever it start on cng in morning and evening it statr after 3 4 self and after that engine got vibratee for few seocnd like it race is slow
is it possible to atart car on cng at first self smoothly
i have checked it with 2 mecahnics and cngwala but problem still not resolved
appreciate any expert opinion