You can choose how your vehicles are grouped in the vehicle list (and if they are grouped at all):

To do so, you must open Map settings and click on the Vehicle tab:

On Group vehicle in vehicle list you can choose one of the following group options:
| No group |
| Manufacturer |
| Vehicle type (default) |
| Vehicle class |
| Free field 1-5 |
| Tachograph work state |
Additionally, you can also choose whether or not to see the vehicle counter for each of the groups using the flag Count vehicle in groups in the Map settings.