noisy fan

Hi there, I recently purchased a used 2007 Mazda 5 Touring from an area dealership. So far, I love the car, but I noticed some behavior from the cooling fan that isn't quite right. I was wondering if anyone on here might be able to help. When we bought the car, the cooling fan would run when...

Hi folks. Looking for a diagnosis or wondering if anyone else has had this problem. This started just yesterday. I turned on the A/C (or heater) and on the higher settings and the fan started making a loud buzzing sound (the higher the setting he louder). It almost sounds as if the fan...