2025 Duramax Diesel Problems
2025 Duramax Diesel Problems. 1 1 of 4 4. Questions on 2025 3.0 duramax. Discuss the 3.0l duramax diesel that now is an option for the 2021+ models here. Our 2025 silverado 2500hd high country came with a conventional tow rating of 18,500 pounds and a gooseneck rating of 19,100 pounds.