Where is the fuse for the auxiliary switch in a peterbilt 2007?

In a 2007 Peterbilt, the fuse for the auxiliary switch is typically located in the fuse panel, which is usually found under the dashboard on the driver's side. You may need to refer to the owner's manual for the specific fuse layout, as the exact position can vary depending on the model and configuration. Look for a fuse labeled for auxiliary functions or switches. If you're having trouble, inspecting the fuse panel cover can provide a diagram for clarity.