When the Antifreeze component installed in your engine get's older or corrupted then overheating problem arises. But such problems with older cars is acceptable. So you may have to replace Anti freezing component or engine. So instead, it's better to opt for new used cars. Cars aging more then 10 to 12 years cause burden for the owners. If possible buy new car or buy Used cars. Now a days, it's trend of buying used car. One of the reliable resource found in this field is" RZ Cars", just check on the google.com, you will find it.