duramax4500

Until recently, the only market segment in the United States that had embraced diesel engines was heavy duty pickup trucks. While we were in Maryland this week to drive the 2011 General Motors HD pickup trucks powered by the revised 6.6-liter Duramax diesel V8, we took the opportunity to ask about ...

Earlier this year, as General Motors was slashing spending on programs in a desperate and ultimately unsuccessful attempt to stave off bankruptcy, one of the victims was the new new 4.5-liter Duramax diesel V8. The engine, which was intended to start production in early 2010 for use in GM's ...

People who were hoping to get a diesel-powered light duty truck in the next few years are now pretty much out of luck. In a disappointing but thoroughly unsurprising move, General Motors has confirmed that its highly anticipated 4.5-liter Duramax diesel is on indefinite hold. Employees at GM's ...

We've written here several times about the brilliant packaging job that General Motors has done with its new upcoming 4.5L Duramax diesel V8. Beyond the basic packaging, the engineers have done a lot of fascinating work on the internals to reduce weight and improve efficiency as well. The main ...

Ever since General Motors announced a new 2.9L turbodiesel V6 for the European-spec Cadillac CTS there has been speculation about whether it would ever be introduced in the U.S. market. Last December, Cadillac General Manager told ABG that the company was evaluating the new engine for U.S. market. ...

About a year from now, General Motors will face a very interesting conundrum. The company will already be producing a version of its full-size pick-up trucks with a Two-Mode hybrid system. For the 2010 model year, another new engine will be added, a 4.5L diesel V8 that meets Tier 2 Bin 5 emissions ...

We gave a pretty detailed write-up last summer on GM's new light-duty diesel V-8 that will premiere in 2009. The new engine was specifically designed to fit within the same package dimensions as the long-running small-block V-8. As such, the diesel can potentially be installed in any GM vehicle ...

At the General Motors Powertrain Technology show, ABG learned more about the upcoming 2009 Duramax 4500 diesel V-8. GM made some unusual design choices in order to improve the efficiency and get the engine to fit in the same package size as the traditional small block V-8.GM started off by choosing ...