Duramax Reduced Engine Power Reset [GMC & Chevy Vehicles]

Duramax Reduced Engine Power Reset

“Engine Power is Reduced.” This is one of the most dreadful warning messages for GM’s Duramax engine-based vehicle owners. Imagine you’re cruising on the road. Suddenly, this message appears on the instrument panel, and the vehicle goes into the limp mode where the max speed is 30/45 mph. As horrible as it sounds, this warning … Read more