At first, I called the shop in order to inquire about some small short fuses for my jeep. After a short description of the issue, which was my AC fuse blowing, the representative essentially told me I just need to come in and look for the part. Additionally, they told me that the fuse wouldn't fix it, but if I wanted to come in and spend money I could do that anyways. I also brought in samples of the original fuse as well as fuses that I bought from AutoZone. I noticed that there were different volt ratings on each type of fuse, not just the amps. When I had asked about what potentially could happen with the fuse, and if it would fail sooner if it was not rated for a specific voltage, I was not provided a thorough answer. I don't expect all representatives at auto part stores to have some an electrical engineering background, however, I would expect for someone to explain a little bit more, rather than them just selling the product and telling the customer to "make sure you keep the receipt " read more