This vehicle comes with complimentary Lube, Oil & Filter service for as long as you own the vehicle. 4WD. Call ASAP! Call and ask for details! Who could say no to a truly wonderful truck like this hard-working 2012 Chevrolet Silverado 2500HD? Whether you're sitting in the driver's seat or standing next to this 3500HD LT, you'll be impressed how quiet the turbocharged Duramax 6.6L V8 is. Sure, it's still a diesel, but the normal noises are significantly muted at idle. The engine is also quiet at highway speeds, where it's effortlessly strolling along under 2000rpm.