Dale Coyne Racing has announced via Twitter who will be racing its two entries this weekend in the Chevrolet Dual in Detroit at the Raceway at Belle Isle Park.
Driving in the No. 19 will once again be Tristan Vautier, who was in the car for the Indianapolis 500 and finished 28th.
In the No. 18 will be Rodolfo Gonzalez, who drove the car in Grand Prix of Alabama and finished 20th.
Through six races in 2015, four different drivers have piloted the No. 18: Gonzalez, Carlos Huertas, Conor Daly and Vautier.
Vautier will be the third different driver in the No. 19, following James Davison in the Indy 500 and Francesco Dracone in the previous five races.
DCR also announced that the pit crew member injured during the Indy 500 has been released from the hospital.