Because it is designed for version 1.39, it may not function correctly on 1.40+ due to the significant lighting system overhaul introduced in that version. How To Install a Bus Mod in ETS2/ATS 1.57
1.39 (Specifically designed for this legacy version, though similar packs often exist for newer updates). Mod Type: AI Traffic Add-on (Passenger/Coach Busses). Key Features BUSSES IN TRAFFIC V2.0 BY CARNE MOLIDA 1.39
Typically functions as a standalone mod, meaning it does not replace original game files and can be used alongside other traffic packs (like Jazzycat’s) as long as there are no direct file conflicts. Technical Specifications Because it is designed for version 1