Toyota corolla s3 and matrix photos,images, pictures, posters and wallpapers. The Matrix is the Toyota version of a joint venture between Toyota and General Motors; the GM version being the Pontiac Vibe, which is assembled by New United Motor Manufacturing, Inc. (NUMMI) in Fremont, California. A third version, also assembled at NUMMI, was sold in Japan from 2002 to early 2004 as the Toyota Voltz.