General Motors Corp. Twenty-one years later, in June 1984, Valley acquired the assets and operations of the South ern California distributor, Lawless Detroit Diesel, incorporated in 1949. The corporate name was then changed to Valley Detroit Diesel Allison , and the headquarters was established in the Los Angeles basin area of City of Industry. Today Valley operates primarily as a franchised distributor and operator of service facilities for heavy-duty diesel engines and transmissions for Detroit Diesel Corporation and the Allison Transmission Division of General Motors. This large marketing area is comprised of the southern San Joaquin Valley, the Southern California basin, and the Baja California region of Mexico.
Services provided include product sales, parts, technical support, and field service.
Valley has experience in the 5kW to 12mW range for standby, prime, and cogeneration plants with attendant switchgear and 10 to 10,000 hp mechanical and marine drive packages. To provide the continuity necessary to maintain superior service to our customer base, we have five full-service branches in Bakersfield, Fresno, Mira Loma, Costa Mesa, and San Diego, in addition to the corporate headquarters in City of Industry. Valley also supports a network of over 100 authorized dealers locat ed throughout our market area. In addition, Valley is a qualified supplier to many foreign govern ments, with extensive experience in procurement, retrofit, and repower of both commercial and military applications and vehicles. Diesel Allison s management team has established and maintains an excellent relationship with its customers and dealers.