General Motors Corp., Detroit, and International Truck and Engine Corp., Warrenville, Ill., entered into a non-binding memorandum of understanding under which International’s parent company, Navistar International Corp., would purchase certain assets, intellectual property and distribution rights for GM’s medium-duty truck business. As proposed, Navistar would acquire GM’s GMC and Chevrolet brand vehicles in the Class 4 through 8 gross vehicle weight range as well as related service parts business.

Dover Corp., New York City, combined two of its Dover Engineered Systems companies, Markem Corp., Keene, N.H., and Imaje S.A., Bourg-les-Valence, France. The combined businesses will be called Markem.Imaje and will provide a comprehensive range of marking and coding solutions for packaging industry customers around the world.

Exopack, Spartanburg, S.C., purchased the performance films division of DuPont Liquid Packaging Systems, which includes the Sclairfilm and Dartek operations at its Whitby, Ontario, facility.

Milwood Inc., Girard, Ohio, opened its Nashville, Tenn., facility for pallet manufacturing, reconditioning and recycling. The Nashville facility will focus on wood pallets and third-party logistics warehousing operations.

Peterbilt Motors Co., Denton, Texas, was the top conventional medium-duty truck manufacturer in J.D. Power and Associates 2007 Medium-Duty Truck Customer Satisfaction Study. This is the second year Peterbilt has been ranked the highest in customer satisfaction in the category.

Sato America Inc., Charlotte, N.C., agreed to acquire TrakIT Systems Inc., Nashville, Tenn., which provides end-to-end automatic identification software and integration services for users of barcode, RFID and warehouse management systems.