A heat problems and fan noises or fan running constantly of MacBook Air is surely a problem not to overlook but to fix soon. The reason for Overheating may be failure of cooling fan. In such a needy situation, you cannot rely on the fixing advice coming from here and there. Also, you should not try everything to get it right on your own, unless you are knowledgeable enough in MacBook fixing. So, act wisely and look for some expert help that could track down the issue behind the heating to fix it to back your Macbook working normally again and have Apple MacBook Air A1370 CPU cooling fan to replace if require. Fix My Apple can replace faulty MacBook fans. We can help to stop excessive MacBook Fan Noise & fix Overheating Issues.