New Vehicles Since August, the Trust has introduced Mercedes Benz Modular based emergency ambulances. 17 are currently in service and a further eight are due to be implemented in the next few months. As well as this, the Trust has introduced 18 Fiat Ducato van conversion based ambulances, with a further three to soon be introduced. From November 2013 to February 2014, NWAS will implement 10 Renault Master based Urgent Care Service (UCS) vehicles and 49 Skoda Rapid Response Vehicles (RRV). As well as this, the Trust intends to introduce a Neonatal ambulance to the GM area in February 2014.