 At the fourth race of the season, the Advance Auto Parts Sportscar Showdown, held at the Circuit of the Americas, the cars fell back pace-wise, relative to the rest of the field for qualifying, with the #55 ending the session 7th, 2.4 seconds slower than the pole sitter, and the #70 qualifying behind in 10th, 3.1 seconds away from the pole time .During the race, both cars would suffer from electrical issues, with the #55 being forced to retire, while the #70 finished well down the order, in 33rd position overall.For the fifth race of the season, the Chevrolet Detroit Grand Prix, held at the Detroit street circuit, it had initially appeared that the #55 of Jonathan Bomarito would start from the front row of the grid, in 2nd place, having been beaten to pole by Renger Van Der Zande in the #90 VisitFlorida Racing Riley-Multimatic MkXXX during the qualifying session, which lasted a mere 5 minutes.