Look for the "Models" or "Trucks" sub-forum. Users often post "Fixes" for abandoned mods in the comments of the original thread.
Always check here first. Search for the mod name plus "Updated" or "Fixed." ets 1 mod fixed
Check the material folder. Old mods used .tobj files that pointed to specific paths. If you moved the files or the pathing changed in a game update, you’ll need a TOBJ Editor to redirect the file to the correct .dds texture. 4. Adjusting for the New Lighting Engine (1.40+) Look for the "Models" or "Trucks" sub-forum