How GM and Isuzu's 60:40 joint venture produced the 6.6L Duramax LB7, lifting GM's diesel market share from 3% to over 30%.

COLUMBUS, Ind.--(BUSINESS WIRE)--Today, alongside their partners at Ram, Cummins Inc. (NYSE: CMI) unveiled the new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, their most ...

Displacement on demand has been a fuel-saving technology for light-duty gasoline engines for several years now. The technology also holds promise for diesel engines – but in a slightly different way.

These old-school heavy duty haulers will still be around when your fancy SUV is quietly rusting away at a scrapyard. Diesel engines in selected trucks are known for exceptional reliability and ...

Last August, it was internal-combustion-engined passenger cars. Now it's diesel-powered HD vehicles that won't be allowed for sale in California after a future date. In this case, it's 2036. Some ...

It's been 15 years since Toyota brought the T100 (its first so-called "1-ton" truck) to the U.S. with just 150 hp under the hood. Since then, the truck evolved into the Tundra, which was considered by ...

"New technology reduces heavy-duty diesel emissions to meet stringent CARB 2027 NOx requirements." ScienceDaily. www.sciencedaily.com / releases / 2022 / 05 / 220504170832.htm (accessed July 6, 2026).