A separate Power Distribution Module (PDM) is often found under the front of the passenger seat; pull the panel marked "pull" to reveal it. Key Fuses for Trailer Lights
The SAM Chassis module is typically located on the driver-side firewall under the hood. This module manages most exterior lighting and chassis functions. 2019 freightliner cascadia trailer light fuse location
There are three main areas where you will find fuses and relays on a 2019 model: A separate Power Distribution Module (PDM) is often
Finding the on a 2019 Freightliner Cascadia can be tricky because the "New Cascadia" model (P4) transitioned many traditional fuse functions into advanced computer modules. Primary Fuse Locations 2019 freightliner cascadia trailer light fuse location
2020 Freightliner Cascadia Trailer Marker Light Fuse Location