The 6.6-liter LB7 Duramax turbo-diesel engine was the result of a joint effort between General Motors and Isuzu, and was utilized by the first-generation Chevrolet Silverado HD and GMC Sierra HD. The ...
General Motors has been using Duramax diesel engines in certain workhorse models for nearly a quarter century. The 6.6-liter V8 version which powers Chevy Silverado 2500/3500HD and GMC Sierra Heavy ...
In 1997, Isuzu Motors Ltd. and General Motors created DMAX Ltd., a joint venture for producing diesel engines. The Duramax 6600 was the first engine that came into fruition after this relationship ...