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The GMC Warranty
Get the confidence that comes with 100,000 miles/5 years of powertrain warranty coverage.††
Now standard on most 2009 GMC models: The 100,000-mile/5-year GMC Powertrain Limited Warranty, plus Roadside Assistance and Courtesy Transportation.††
Learn More
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Experience OnStar
Get one year of OnStar Safe & Sound Plan.†
Enjoy the world's most comprehensive in-vehicle security, communications, and diagnostics system.†
Click for demo
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Available EZ Lift Locking Tailgate
A built-in torsion bar makes raising the tailgate easier.
The EZ Lift Locking Tailgate with built-in torsion bar and locking mechanism makes it easy to access and secure your cargo.*
*Cargo capacity limited by weight and distribution.
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Available Bluetooth™ Connectivity
Available Bluetooth integration equals hands-free calling. Steering-wheel controls let you dial by voice and then listen to calls through Sierra's audio system.§
Learn how to get connected
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60/40 Split Rear Seat
Configure the rear cab area to best suit your needs.
The 60/40 split rear seat provides added flexibility and extra rear cargo room* without sacrificing comfort.
*Cargo capacity limited by weight and distribution.
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Tire Pressure Monitoring System
Get fast notification of a low-tire-pressure situation.
The Tire Pressure Monitor alerts you when a significant reduction in pressure occurs in one or more of your vehicle's tires.*
*Does not apply to spare tire.
Build Your Sierra 2500HD
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Regular Cab, Long Box
2-Door, 2-3 Passengers, Box Length 97.8 in.
Tow up to 15,800 lbs, Payload up to 3,924 lbs
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Extended Cab, Standard Box
4-Door, 3-5 Passengers, Box Length 78.9 in
Tow up to 15,500 lbs, Payload up to 3,623 lbs
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Extended Cab, Long Box
4-Door, 3-5 Passengers, Box Length 97.8 in
Tow up to 15,300 lbs, Payload up to 3,481 lbs
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Crew Cab, Standard Box
4-Door, 5 Passengers, Box Length 78.9 in
Tow up to 15,300 lbs, Payload up to 3,480 lbs
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Crew Cab, Long Box
4-Door, 5 Passengers, Box Length 97.8 in
Tow up to 14,500 lbs, Payload up to 3,321 lbs
† OnStar services require vehicle electrical system (including battery), wireless service, and GPS satellite signals to be available and operating for features to function properly. OnStar acts as a link to existing emergency service providers. OnStar Vehicle Diagnostics available on most 2004 model year and newer GM vehicles. Diagnostic capability varies by model. Visit onstar.com for system limitations and details. OnStar Hands-free Calling requires a Hands-Free Calling enabled vehicle, existing OnStar service contract and prepaid minutes or enrollment in a shared minutes plan. Not available in certain markets. Calls may be made to the U.S. and Canada only. Diagnostic services vary on GMC Sierra diesel. For details, call 1.888.4ONSTAR (1.888.466.7827). Remote door unlock success varies with conditions. Ability to locate stolen vehicles varies with conditions.
Ω Excludes other GM Vehicles
†† Whichever comes first. See dealer for details. Excludes Medium-Duty trucks.
ΩΩ A 5-star rating is the highest possible government safety rating for driver and passenger seating positions in frontal-impact tests. Government star ratings are part of the National Highway Traffic Safety Administration's (NHTSA's) New Car Assessment Program (www.safercar.gov).
ΔΔ EPA-estimated mpg (2WD) 16 city/22 hwy, (4WD) 16 city/20 hwy with available 5.3L engine. Excludes other GM vehicles.
††† OnStar services require vehicle electrical system (including battery), wireless service, and GPS satellite signals to be available and operating for features to function properly. OnStar acts as a link to existing emergency service providers. OnStar Vehicle Diagnostics available on most 2004 model year and newer GM vehicles. Diagnostic capability varies by model. Visit onstar.com for system limitations and details. OnStar Hands-free Calling requires a Hands-Free Calling enabled vehicle, existing OnStar service contract and prepaid minutes or enrollment in a shared minutes plan. Not available in certain markets. Calls may be made to the U.S. and Canada only. Diagnostic services vary on GMC Sierra diesel. For details, call 1.888.4ONSTAR (1.888.466.7827). Remote door unlock success varies with conditions. Ability to locate stolen vehicles varies with conditions. Turn by Turn not available in certain markets. Visit onstar.com for coverage map.
ΩΩΩ Cargo and load capacity limited by weight and distribution. Based on 2007 GM Large Pickup Segment. Excludes other GM vehicles.
**** Always use safety belts and the correct child restraints for your child's age and size. Even in vehicles equipped with air bags and the Passenger Sensing System, children are safer when properly secured in a rear seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the vehicle's Owner's Manual and child safety seat instructions for more safety information. Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and rear seat occupants on the near side of certain side-impact collisions. Always use safety belts and correct child restraints for your child's age and size. Even in vehicles equipped with air bags and the Passenger Sensing System, children are safer when properly secured in a rear seat in an appropriate infant, child or booster seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the vehicle's Owner's Manual and child safety seat instructions for more safety information.
