hash4u
if u cud let me know a problem related to my xli,on cng at times its rpm keeps on increasing\decreasing even to the point where engine starts vibrating,got kit tuned up,shown to kundan cng mechanic,he says nothing wrong,another says change emulator ,it costs 6500.rpm decrease tendency is more as compared to increase,problem aggravates when car gets fully heated,i mean jab heat wali needle mid pey aa jati hey..wat to do plz?