If you want to figure out which of these Duramax variants is under the hood of your early-2000s GM truck, the easiest way to ...

The LB7 is otherwise a very reliable engine. As such, many owners will go through the hassle of replacing some or all of the injectors in their '01-to-'04 and 1/2 Duramax oil-burners with the idea ...

The initial LB7 Duramax that was released in 2001 was a major step up from GM's outgoing 6.5-liter diesel, introducing groundbreaking technology including a high-pressure common-rail, direct ...

Power comes from a 6.6L V8 LB7 turbo-diesel Duramax engine, which had a short block rebuild at 25,000 miles (40,233 km), mated to a six-speed transmission. Asking price is $30,000 OBO.

Early in the history of Duramax engines, GM changed the LB7 series of engines to LLY, but it can be difficult to tell them apart. Here’s how.

The LB7 is otherwise a very reliable engine. As such, many owners will go through the hassle of replacing some or all of the injectors in their '01-to-'04 and 1/2 Duramax oil-burners with the idea ...