SERVICE TIPS: DURAMAX EGR VALVE/DPF Two critical elements that need to be checked out at 100,000 miles are the EGR valve and the DPF. Hasten says to run a computerized flow test on the DPF filter ...

The mill is a General Motors LM2 3.0-liter inline-six Duramax turbodiesel engine with a catastrophic failure. The powerplant came out of a 2000 Chevrolet Silverado 1500 with around 146,000 miles ...

Shop Tries to Kill Stock Duramax Diesel With Boost—But It Just Won’t Die. The GM truck engine keeps pulling past 850 hp. By Caleb Jacobs. Published Feb 25, 2020 2:00 PM EST. 0.