The automotive experts here at Bussani Mobility Team are now offering an option for your wheelchair accessible vehicle that could save your life! It’s called the Firetrace. In-Car Fire Suppression System. Fires in vehicles present special challenges for both detection and suppression. Road grime, dirt and airflow can create unpredictable environments that can be harmful to most automatic fire suppression systems — and these threats can make it difficult to extinguish a vehicle fire.