Why do so many knowledgeable truckers choose Sierra? Not surprisingly, there's a long list of reasons. Like a century-long heritage of professional-grade performance, reliability and durability. Industry-leading technology, as exemplified by the two-mode Sierra Hybrid. The best V8 fuel efficiency of any half-ton pickup.** A five-star safety rating.*** The most powerful diesel engine in the heavy-duty pickup universe. † And the extra confidence of a 5 year/160,000 km †† Powertrain Component Limited Warranty. Sierra is an even better choice, with a fuel-saving six-speed automatic transmission now standard on many 1500 models ¹ and great new features like an available Rear-view Camera system. Sierra. It's simply the right truck.

**Based on ½-ton vehicles in the 2008 GM Large Pickup segment and latest competitive information available at time of printing. Excludes other GM vehicles.

***Rating is for 2008 Sierra 1500. Sierra 1500 scored five-star ratings for both driver and front passenger in the frontal crash test and for the front and rear seating positions in the side-impact crash test. U.S. government star ratings are part of the National Highway Traffic Safety Administration's (NHTSA's) New Car Assessment Program (NCAP) (safercar.gov)

†Based on 3/4-ton and 1-ton vehicles in the 2008 GM Large Pickup segment and the latest published competitive information available at time of posting. Excludes other GM vehicles.

††Whichever comes first. Conditions and limitations apply. Excludes Medium-Duty. See dealer for details.

¹Six-speed automatic transmission is standard on all 1500 models equipped with a 6.0L V8 and all Crew Cabs except with a 4.8L V8. Interim availability on other 1500 models and standard on all 2500HD and 3500HD models.

Most pickup trucks you buy in spite of how they look. Not Sierra. With its broad-shouldered style, radically raked windshield and beautifully executed details, Sierra is one great-looking pickup. Sierra is engineered to keep on looking good over the long haul, too, thanks to features like a rugged double-wall cargo box and long-lasting base-coat/clear-coat paint.

Not long ago, the best thing you could say about the interior of a pickup was that it was "functional". Sierra changed all that, adding real comfort and refinement while simultaneously taking function to a higher level. You and your passengers will enjoy quality materials and a remarkable level of workmanship, with attention to detail that shows in the seat stitching and the overall fit and finish.

Awesome power is an integral part of every Sierra pickup, but for the ultimate in performance, the available Duramax ® 6.6L V8 Turbo Diesel is the obvious choice. It generates 365 horsepower and 660 lb.-ft. of torque – the most horsepower and the most torque in any heavy-duty pickup. †

High technology is one of Sierra's greatest strengths. Case in point: the StabiliTrak TM electronic stability control system that helps eliminate lateral skids. StabiliTrak is standard on all V8-powered Sierra 1500 models and on Sierra HD models equipped with the standard 6' 6" box. Electronic stability control has been proven to reduce the risk of a fatal single-vehicle light truck crash by a remarkable 63%.

As if great looks, great performance and great engineering weren't enough reason to choose Sierra, here's another one: safety. In U.S. government testing, Sierra earned the highest possible rating – 5 stars – for both driver and front passenger in the frontal crash test and for the front and rear seating positions in the side-impact crash test.

Whatever you're looking for in a full-size pickup, you'll find it in a Sierra. Power, towing capability, versatility: they're all here. And with the Sierra family, you can even indulge in a little true luxury if you like. Learn more by reading below.

Sierra 2500HD earns its Heavy-Duty designation with capabilities that cut even the big jobs down to size. We're talking about a payload capacity of up to 1780 kg (3924 lb.) and a maximum trailer rating of 7167 kg (15,800 lb.) with a fifth-wheel hitch With either the standard Vortec 6.0L V8 with Variable Valve Timing or the available Duramax ® 6.6L V8 Turbo Diesel, Sierra 2500HD puts awesome power at your disposal. Yet at the same time, this is a surprisingly civilized truck, with a spacious and very comfortable interior and a host of standard amenities, including air conditioning. There's even an excellent range of entertainment systems, including a rear DVD system on Crew Cab models featuring a fold-down screen.