Ford recalls vehicles for wiring safety concern.

GSA known to sell recalled vehicles.

The world's largest recall is still ongoing.

The recall will begin in September.

The vehicles in question may have a loose or missing brand emblem in the center of the steering wheel, which can become fairly dangerous in the event of a crash.

Ford has recalled 2.5 million vehicles, including Focus and Fusion models, for door latch problems and brake fluid leaks.