: Other road or trailer tire sound mods must be disabled to prevent conflicts. Reefer trailer sound addon for ETS2 - Steam Community
: Using the "Force enable" workaround does not support the initial startup and beep sound effects. REEFER TRAILER SOUND ADDON V1.0.8 1.46
: Adds a constant engine hum that is audible both outside the trailer and from within the truck cabin. : Other road or trailer tire sound mods
For owned trailers or unsupported third-party mods, the developer included a manual workaround via the menu: Navigate to Audio Settings . REEFER TRAILER SOUND ADDON V1.0.8 1.46