Tough doesn't even begin to cover it. This Quicksilver Metallic 2012 GMC Sierra 2500HD SLE is powered by the legendary Duramax 6.6L V8 Turbodiesel, paired with the rock-solid Allison 1000 6-speed automatic transmission and 4WDa combination built for heavy-duty jobs and serious capability.
Whether you're towing the big toys, hauling a heavy load, or just tackling the everyday grind, this Sierra HD delivers with confidence. Its engineered for maximum torque and efficiency, and it doesn't shy away from steep grades or long hauls. Add in responsive steering, a surprisingly refined ride, and GMCs trademark build quality, and you've got a truck that's as comfortable as it is capable.
The SLE trim adds everyday usability to all that muscle think power features, upgraded interior materials, and a cabin that's spacious, durable, and designed to get work done. As Edmunds noted, this truck offers impressive hauling and towing capabilities along with a quiet, refined ride. And KBB.com highlights that GMCs HD lineup keeps loyalists coming back thanks to their smart design, rugged strength, and no-nonsense attitude.
If you're after a heavy-duty truck with diesel power and proven reliability, this Sierra 2500HD SLE is ready to handle whatever you throw its way.
Advertised price may not include dealer-added accessories, aftermarket modifications, or optional packages that may have already been installed at the time of purchase. Final price may vary based on additional installed equipment. Tax, title, licensing fees, and dealer documentation fee are extra. While every effort is made to ensure the accuracy of vehicle listings and pricing, errors do occasionally occur. We are not responsible for typographical or data errors. Please verify all information and pricing with the dealership directly.
