Likely your blower motor on the way out, or something bad in the blower resistor.
If it is blowing fuses as you put increased electrical load on the blower motor then that points to it being the issue.
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
I do not check PMs. Call or email if you need something.
ECR is not a parts source. We are not in the mail order business.