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General Motors 4.5L Duramax V8 could be revived when the conditions are right

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 full-size light duty trucks, was shelved as gasoline prices dropped and sales were plummeting across the board. The program was never officially pronounced dead, merely on indefinite hold. At this point the engineering work on the engine is essentially ... Read more →

GM light duty 4.5L diesel V8 on indefinite hold, probably dead Sam Abuelsamid

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 ...

Well done, GM: new Duramax diesel engine is lighter, smaller Sam Abuelsamid

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 ...

Could the Cadillac CTS get GM's new 4.5L diesel V8? Sam Abuelsamid

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 ...

VIDEO: GM Diesel engineering director describes the new Duramax 4.5L V8 Sam Abuelsamid

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 ...

More information on GM's new light duty diesel V-8 1 year ago on Autoblog Green

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 ...

Details of GM's new 4.5L DuraMax diesel V-8 2 years ago on Autoblog Green

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 ...


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