2024 Peterbilt 389 Fuse Panel Diagram. Find the fuse panel diagram for a 379 peterbilt truck. Find the 2015 peterbilt 389 fuse panel diagram to easily locate and troubleshoot any electrical issues in your truck.
They are notorious for software quirks with lights, dash gauges, etc. Utilizing the diagram of the fuse box, locate the fuse or circuit breaker associated with the component malfunctioning.