 Giancarlo Minardi's team-up with Hitech/Piquet Sports for the 2007 GP2 Series season led to Rodríguez securing the second seat in the team, alongside Alexandre Negrão.He finished the season in 17th place.After initially beginning 2008 without a GP2 drive, he replaced the injured Michael Herck at Fisichella Motor Sport for the last round of the GP2 Asia Series, then kept his seat with the team for the main 2008 GP2 Series season, replacing Andy Soucek who had been expected to fill the seat.