Preventive checks, maintenance and tune-ups can prevent some time the disastrous situation.Symptoms of engie trouble on most cars today are subtle. its is not easy to tell,weather the car needs the tune-up or not.Preventive measures taken on time can keep your car running -trouble free for years.If you find any change in your vehicle's performance , do make a small note of it and report to your technician for corrective measures.
Followings are couple of symptoms which normaly indicates the tecnician or the driver(if technically supported) that the vehicle is due for the tune-up;