The U.S. Environmental Protection Agency issued a guidance letter late last year to heavy-duty on-highway engine manufacturers outlining how it intends to determine the physical range of adjustment of diesel exhaust fluid quality for certification testing, according to DiscoverDEF.com.
As tire costs continue to rise, it will become harder to ignore even seemly insignificant problems, like mounting two tires of different diameter in the same dual assembly.
Lack of attention can strip thousands of miles from even scabby old trailer tires, and increase the risk of a mission-crippling blowout.
Over the Christmas holidays, the Salvation Army’s bell ringers raise money to help fund its disaster and human-relief efforts. But considerable dollars also come from its daily pick-ups of donated household and office goods that are delivered to warehouses for sorting and refurbishment. These items are then resold in its Family Stores. For this, SA employs a fleet of medium-duty trucks.
Fleet managers overseeing snowplows and diesel trucks in several states reported fuel gelling as a result of frigid temperatures in the Midwest and eastern U.S.
Over the years, electrical failures have been the number one problem with trailers. Lighting problems have been reduced by the wider adoption of LED lighting. However, even LEDs, along with the rest of the electrical system, are subject to corrosion, which remains a major headache.