The Duramax diesel is a series of diesel engines manufactured by General Motors. Here's a breakdown of the generations over ...

This is partly because many issues that were present in the LLY engine were resolved in ... This was, in fact, the last Duramax engine built without modern-day emission control technology, which ...

The LBZ was built on the foundation of the previous LLY generation Duramax but was improved to provide better reliability, more power, and improved efficiency. It remained a relatively simple ...