duramax

The clean exterior of this 1970 Chevrolet Chevelle hides a wicked little secret – if you take a look at the photo above, you'll see what we mean. The bundle of plumbing you see spilling out of the engine bay ...

The revamped 6.6-liter Duramax V8 engine will go into production in April 2010 and the current Duramax, which doesn't meet emissions requirements that go into effect January 1, 2010, will cease production the day before the new year begins. In the interim, GM will be retooling the factory and ...

GM's new 4.5L Duramax diesel engine promises a 25% increase in fuel economy while providing 310 hp and 525 lb-ft. The new oil-burning powerplant also needs to pass 50 state emissions while providing the efficiency customers are demanding. GM has already provided some details of the Duramax 4.5L, ...

The car you see here is not a GNX. Hell, it's not even a Buick. You'd be forgiven if you thought it was, though, and it does sport a turbocharger underhood. David Morad was so enamored with the 6.6L LB7 Duramax diesel in his truck that he wanted to put it into something lighter and more fun. He ...

New emissions standards in 2010 will make things too stringent for GM's Duramax diesel, in its current form, to make the grade. To help its prize student pass the looming tests, GM is investing $69 million in its DMAX plant (a joint venture diesel engine factory in Moraine, Ohio) for plant ...

At least one person has lamented the lack of diesel options for the H2 SUT. In case that's you, PickupTruck.Com speculates that the coming H2T (the new name for the H2 SUT, to bring it in line with H3T naming) could be offered with a diesel. The clue is in the big-bore tailpipe seen in the spy ...

Click the image above for more "Big Red"Even though Chevy denies buyers a Z71 version of the Silverado 2500HD, it wants you to know how cool it could be. Say hello to "Big Red," powered by a 6.6-liter Duramax diesel backed by a six-speed Allison transmission, it combines a number of GM performance ...

In Parts 1 and 2 of his 2007 Heavy Duty Shootout, Mike Levine and his cohorts from Pickuptruck.com compared the acceleration of gas three-quarter ton and diesel one-ton pickups from Dodge, Chevy/GMC and Ford on flat surfaces, both unloaded and loaded with 10,500-lb trailers. For the third and ...

Mike Levine from PickupTruck.com is our go-to guy for truck news. His brain is like the bed of a Ford F-450 filled with the esoteric details of heavy duty diesel pickups and 3/4-ton gassers. Plus, he's from the old school of automotive journalism and has made a successful transition to the web, ...

Mark your calendars, because we're calling today a watershed moment for the advancement of diesel's acceptance in the U.S. General Motors has just announced a new 4.5L V8 Duramax turbo-diesel powerplant it plans to use in the Chevy Silverado and GMC Sierra half-ton pickups, as well as the HUMMER ...