Old trucks are great—it’s undebatable. They carry a certain charm that can’t be replicated by sports cars or luxury cruisers, and the collector market is starting to take notice. That’s part of what ...

GM used to offer diesel engines in its big SUVs nearly 40 years ago, and it once again has found the diesel religion, making its turbo-diesel 3.0-liter Duramax six-cylinder engine available not only ...

General Motors is dropping the price of its diesel pickup engines to leverage the feature’s appeal to new customers. The turbocharged 3.0-liter inline-six cylinder motor is optional on several trim ...