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We've already sampled the 2014 Chevrolet Silverado, but its upmarket twin, the 2014 GMC Sierra made its official debut today.
Consider it more evolution than revolution for GM's biggest trucks you can drive without a commercial license.
The GMC Terrain has been one of GMC's best-selling vehicles since its inception back in 2010 and the Detroit-based auto maker is looking to continue that trend.