What Is The Difference Between GMC 3500 And Chevy 3500?
What Is The Difference Between GMC 3500 And Chevy 3500? Its standard Allison six-speed automatic is well-suited to towing and hauling large loads. The Sierra 3500HD is arguably the most competent, refined and easy-to-drive heavy-duty pickup on the road. What is the difference between a Chevy and GMC? GMC trucks, thanks to GMC’s focus on