While exact layouts can vary by VIN, typical 2001 assignments often include:
: A 50A fuse near the batteries that controls all power to the cab. 2001-peterbilt-379-fuse-panel-diagram
: Power for the diagnostic port (typically an orange wire with a red stripe). While exact layouts can vary by VIN, typical
: Some 379 models feature a smaller mini-fuse panel behind the steering wheel or near the instrument cluster. 2001-peterbilt-379-fuse-panel-diagram
: This is the primary location for most interior and lighting circuits. It is typically found under the dashboard on the driver's side or behind a removable kick panel .