These issues have occurred across the GMC Sierra, and Chevy Silverado heavy-duty models, with the most reported issues in 2015. In fact, while examining the most reliable Duramax diesel engines ...
The Duramax is built on a strong foundation with ... However, the second-generation 6.7 Power Stroke, produced from 2015 through 2019, is also reliable, although it can't match the power of ...