Where is the alternator fuse in a 2006 trailblazer?

In a 2006 Chevrolet Trailblazer, the alternator fuse is located in the under-hood fuse box. Specifically, it is often the 140-amp fuse labeled "ALT" or "Alternator." To access it, open the hood and locate the fuse box near the battery. Always ensure the vehicle is turned off before checking or replacing any fuses.