From diesel particulate filters to diesel oxidation catalysts to crankcase filtration systems to a hybrid system, there are numerous products available to the industry. Their emission-reduction capabilities range from 20 to more than 90 percent, and they can be applied to a variety of engines and school buses.

This year for our annual series, we've profiled five maintenance programs at school district and contractor fleets around the country that have led them to excel on state inspections. They have also helped to reduce the operations' costs and enhance safety.

National Association for Pupil Transportation (NAPT) members heard a major theme emerge during the general sessions and seminars at the 2009 Summit: namely, that transportation is a key part of the education system, and the industry must take on and promote that role in order to achieve larger safety and educational goals.

“IC University” will provide attendee...

Lower-emission diesel engines and new aftertreatment devices have forced school bus manufacturers to modify their product designs.

Citing a contractual dispute with one of its engine suppliers, Ford Motor Co. stopped taking orders on Feb. 7 for its 2007 model year E-350 and E-450 chassis with 6.0-liter diesel engines. These chassis are used as platforms for Type A school buses.

An engineering expert takes exception to the promises of better fuel economy, extended oil intervals and reduced emissions made by suppliers of fuel additives, engine attachments and other aftermarket products. The first of a two-part article.

The motor oil program is a cornerstone of any maintenance routine, but today’s market offers so many products and best practices that it’s difficult t...