To help you make an informed decision, we've explored the best years for the 6.6 Duramax engine, as well as two versions of ...

As with the HD GMC, the Silverado HD is fitted with Duramax's 6.6 L Turbo-Diesel V8 engine, which delivers a similar power output of 470 hp and 975 lb.-ft. of torque. The payload and towing ...

Despite the minor reliability issues with the earlier generations, the 6.6L Duramax is widely considered to be one of the most reliable diesel engines ever built. It isn't uncommon to see 6.6 ...

Opinions on this engine are divided, with some considering it strong and reliable, while others don't consider the LML one of the best years for the 6.6 Duramax engine. This engine's Achilles ...

GM is building a diesel-powered hybrid vehicle that is based on one of Chevy's trucks, but it won't be available to the ...

Last year, General Motors announced that the new 6.6-liter Duramax V8 engine would be factory certified to run on B20 sometime this spring. That time is now. GM officially announced today at the ...

The class-action suit was aimed at General Motors's 6.6-liter Duramax diesel V-8 engines, after owners reported consistent problems with a defective high-pressure fuel injection pump, known as "CP4." ...

GM Defense started with a Chevrolet Silverado 2500HD ZR2. That's the off-road version of Chevy's HD pickup, the one that ...

A truck brand based around professional grade performance, the 2006 GMC Sierra 2500HD receives strengthened diesel power. The Duramax 6.6-liter turbocharged diesel engine is radically upgraded for ...