In 2004, the ARC funded an upgrade, which included refurbishment of the interiors, painting in the new MAXX blue colour scheme and mechanical improvements to extend their life by 10 years. After the upgrade, they ran as four-car rather than two-car sets.
The ARC received funding for upgrades in 2004, which included interior renovations, painting them in a new MAXX blue color scheme and making mechanical improvements to extend their lifespan by ten years. After these enhancements, they began operating as four-car trains instead of two-car sets.