Sippin’ Silverado: 2020 Duramax Gets up to 40mpg

Some things are worth the wait. A few weeks after GM reported that the 2020 Chevy Silverado’s Duramax engine was delayed due to emissions certification, the results are finally out. -Advertisement- -Advertisement- After testing the 3.0L inline-six at the Indianapolis Motor Speedway, GM’s engineers walked away impressed with the engine’s fuel efficiency. According to internal … Continue reading Sippin’ Silverado: 2020 Duramax Gets up to 40mpg