It sounds like the blower motor has gone out but to be sure this guide will show you how to test the blower motor and check the system power and grounds.
Also I have included the blower motor wiring diagrams and a guide so you can run some tests with the blower motor location as well. Check out the diagrams (Below). Please let us know what you find. We are interested to see what it is.
Images (Click to enlarge)
Sunday, September 15th, 2019 AT 12:28 PM