We’ve shown you spy photos and shared what our sources have told us, but now GM has pulled back more of the veil surrounding its next-generation heavy-duty Duramax diesel V-8 engine program. The ...

GM's new 6.6-liter "LML" Duramax V-8 turbodiesel for its 2011 Chevrolet Silverado and GMC Sierra Heavy Duty pickups will be capable of burning B20 biodiesel fuel, according to a GM press release ...

It seems as soon as the Volkswagen TDI emissions case breached the dam, there was a flood of allegations, lawsuits, investigations, sales holds, delays, and changes of plans with new diesel models ...

Q:There are continuing emission system problems with GMC LML diesel trucks to the point that they have become untrustworthy. These problems can only be addressed at a GM dealer, and if you are in a ...

If you are new to the world of turbodiesel truck engines, there can be a whole lot to learn. Whether it's a Cummins, a Powerstroke, or a Duramax, these engines by and large stand as their own families ...