This was big news. The 4.5L Duramax, also known as the LMK, was supposed to be GM’s answer to Ford’s Power Stroke and Ram’s Cummins. A small but mighty diesel V8 built for half-ton trucks. But the ...

Those V8 diesel engines are the 6.6 Duramax found in offerings from General Motors, and Ford's 6.7 Power Stroke. As you probably know, General Motors (GM) produces two distinct lines of full-size ...

In 2019, General Motors introduced the Duramax 3.0 diesel engine in its lineup, which could outperform or match its rivals in power and towing capacity. Several years later, in 2023, the inline ...