Hello,
1) For add your model You need edit below file:
{site/components/com_vehiclemanager/makers_and_models.txt
Please backup it first
2) Type of vehicle - Go to VehicleManager :: Language Manager - put sedan in Value constant choose Language and add that you need.
If you would like any further information, please do not hesitate to contact us too.
Best Wishes,
Taras
OrdaSoft team