How many blower motors are in my car, and how do you find out it is bad?

Your Chevrolet has one blower motor for the ventilation system. Your clicking noise could be coming from a mode or blend door motor in the dash, a relay under the dash or hood, or some other component. Hands on testing by a technician who can trace down the relationship between the clicking noise heard and where it may be located, as well as what components its related to is needed. Use this link to find some shops near you that can help with your concern: www.repairpal.com/repair-shops