Detroit: #01 Cadillac Chip Ganassi Racing Cadillac DPi, DPi: Start, Renger van der Zande, Kevin Magnussen #31: Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani #55: Mazda Motorsports Mazda DPi, DPi: Harry Tincknell, Oliver Jarvis
#01 Cadillac Chip Ganassi Racing Cadillac DPi, DPi: Start, Renger van der Zande, Kevin Magnussen
#31: Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani
#55: Mazda Motorsports Mazda DPi, DPi: Harry Tincknell, Oliver Jarvis