Whether you're hauling, towing, or heading off to a hard day's work, the 2012 Sierra 1500 is more than up to the job. Featuring a range of engine options — from the fully capable 4.3-litre V6 to the commanding 403-horsepower 6.2-litre V8. With the flexibility to customize from a selection of body styles, 2WD and 4x4 drivetrains, trim levels and more. Plus, you'll get best in class 4x4 V8 fuel efficiency† and innovative features like the OnStar RemoteLinkTM app.** Whatever the job, Sierra goes above and beyond the call of duty.