At the Vegas Indy 300 at Las Vegas, Lazier started in 22nd place and finished in 20th place due to a fuel pump issue after completing 65 laps. At the Indianapolis 500 the Riley &amp; Scott was replaced by the Dallara IR00 for the remainder of the season. Lazier qualified in 16th place, but quickly moved into the top 5. In the second half of the race, Lazier became one of the few drivers to challenge race leader Juan Pablo Montoya. Lazier set the fastest lap of the race on lap 198 with a speed of . Lazier was unable to catch Montoya, who won by 7.1839 seconds. At the following race, the Casino Magic 500 at Texas, Lazier qualified on pole position and led for 62 laps, but ultimately finished in 7th place. At Pikes Peak, Lazier started in 13th place and retired on the 2nd lap of the race due to an engine failure.