The incident took place when the van, carrying five occupants, was on its way to Delhi from Jind, they said.
The deceased have been identified as Ashok and Yogender, both residents of Delhi, while the injured have been admitted to trauma centre in Bahadurgarh from where one of them was referred to PGIMS here due to his critical condition.
A case has been lodged in this connection while the further probes are on, they added.