Chevrolet has been penalized 220 points for engine violation infractions during the season opener in Florida.
IndyCar says 11 of the 12 Chevrolet engines in the field underwent repairs following the race. The manufacturer was docked 20 points for each non-minor engine repair.
Chevrolet earned 128 points in the race, taking the top six spots in the debut race for manufacturer-designed aerodynamic body kits. Chevy driver Juan Pablo Montoya won the race.
All Chevrolet and Honda competitors are using the first of their allotted four engines covering 10,000 miles for the season.
Honda now holds a 162-point lead in the manufacturers' championship heading into the April 12 Grand Prix of Louisiana.