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Ryder System lowered its third-quarter and full-year earnings forecast Monday and said it would cut 300 jobs due to softness in the housing, construction and auto industries, the Associated Press reported.

Cummins Inc. said it has signed a memorandum of understanding with Vietnam Motors Industry Corp. to create a 50-50 joint venture to produce on-highway diesel engines in Vietnam.

NASHVILLE, Tenn. — The Federal Motor Carrier Safety Administration is working with fleets to develop an employee notification system that would allow a fleet to download an applicant’s complete driving record before hiring, an FMCSA researcher said last week.

NASHVILLE, Tenn. — Cummins Inc. said it will not use selective catalytic reduction for its 2010 heavy-duty engines, making it the first manufacturer to reject the urea-based system widely used in Europe to cut emissions.

Iteris Inc., which makes safety systems for trucks, said Wednesday that flatbed carrier Melton Truck Lines will make Iteris’ lane departure warning systems standard equipment on about 1,000 new trucks over the next three years.

Hybrid drivetrains, combining diesel and electric power and developed by Eaton Corp., will be available in 2008 on medium-duty truck chassis made by Freightliner Corp., International Truck and Engine Corp. and Paccar’s DAF, Kenworth Truck Co. and Peterbilt Motors Co., according to several announcements by the manufacturers involved.

U.S. retail Class 8 truck sales continued their 2007 free fall in August, plunging 58.9% from last year, the fourth straight month sales have dropped more than 50%, Ward’s Communications said.

Truck maker Freightliner LLC is studying relocating some of the operations in its aftermarket division from Oregon to the East Coast, the Oregonian newspaper reported Friday.