SIERRA HALF-TON
& HEAVY
DUTY


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REMARKABLY REFINED INTERIORS MATCHED BY
IMPRESSIVE CAPABILITIES.
Sierra half-ton and heavy-duty pickups have got it
all. Interiors that combine refined comfort with precise fit and
finish. Responsive handling. Renowned power and performance. In every
aspect of their design, innovative engineering abounds. That results in
a range of best-in-class capabilities-including the most powerful
half-ton V8 ever when you choose Sierra
Denali. |

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INTERIOR REFINEMENT WITH METICULOUS
ATTENTION TO DETAIL.
From its impressive fit and finish to its range of
amenities, Sierra's interior is designed for your comfort and
convenience. The instrument panel is positioned low and forward for
remarkable spaciousness, giving Sierra the most maximum front leg room
in its
class. |

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Roomy storage spaces keep loose items out of the
way. In select models and trim, a 60/40 split rear seat combines
comfort and versatility. With Denali and SLE-2 and SLT trim, automatic
dual-zone climate control is standard. Sierra also offers available
remote start, which lets you start the engine and climate control from
outside the
vehicle. |

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A power-sliding rear window (above) is available on
Extended and Crew Cabs. The center section of the 40/20/40 front bench
seat (above, SLE-1) functions as a seat and offers 9.1 liters of
lockable storage space under the cushion - room enough for most laptop
computers, A dual glovebox (above, WT and SLE) keeps things organized.
An armrest center console (SLE-1) offers an additional 6.1 liters of
storage |

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EVERY
ONE... is designed for impressive performance in all
kinds of conditions.
EVERY ONE.. features
advanced engineering. Including a wide choice of powerful
Vortec engines and innovative
features.
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MORE THAN
ONE-WAY

ETHANOL-THE SMART
ALTERNATIVE Most
Sierra 1500 series models are available with a Vortec 5.3L V-8
"FlexFuel" Engine. GM offers more models with available E85 FlexFuel
capability than any other manufacturer. FlexFuel engines run on a blend
of 85% ethanol and 15% gasoline. E85 is an alternative fuel made mostly
in the United States with corn and other grain products. A FlexFuel
engine runs on any combination of gasoline and E85, and it's designed
to automatically compensated when E85 fuel is detected. E85 produces
fewer carbon emissions than gasoline, while offering at least the same
outstanding horsepower and torque as equivalent Vortec gasoline-only
engines. |
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REMARKABLY
ROOMY

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COMFORTABLE SEATING MATCHED BY A REMARKABLY
ROOMY INTERIOR.
Regular,
Extended and Crew Cab models with WT, SL and SLE-1 trim come standard
with a 40/20/40 front bench seat, providing full three across seating.
In
Extended Cab and Crew Cab models, the rear seat also provides three
across seating, which means these models can comfortably accommodate up
to six
people. |
Trucks with SLT trim (and Sierra
Denali) have full-feature power-reclining front
bucket seats.
Including 10-way power adjustability, two
position driver side memory, leather appointed
seats, heated cushions and seatbacks, power lumbar
support, adjustable head restraints and dual inboard
armrests. |
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A WEALTH OF
AMENITIES

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FINGERTIP
CONTROL...
With Sierra, you control your environment.
Available eight-button steering
wheel controls provide convenient audio operation and access to
features
Driver Information
Center (standard on
all Sierra models,depending on vehicle trim level, it flashes
alerts and reminders)
Automatic dual-zone
climate control
system (allowing driver and front passenger to select heating and air
conditioning settings up to 30 degrees apart)
Available XM Satellite
Radio (features over 170 channels)
Available DVD
Entertainment System
(Sierra Crew Cabs, including Denali offer a DVD system
with a 7" diagonal flipdown color monitor, and two wireless infrared
headsets). |
POWERFUL

| When it comes to trailering, the more torque the
better. For 2008,
every Sierra truck is engineered for impressive torque. What's more,
heavy duty models with the available Duramax Diesel 6.6L V8 and Allison
six-speed tap shift auto transmission offer 360 hp and 650 lb-ft
of torque, more torque than any competitor, making Sierra a more
powerful line of
pickups. |
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TRAILERING
CAPABILITIES

 HALF-TON AND HEAVY-DUTY
MODELS.
With Sierra, impressive trailer ratings are just the
beginning. The available trailering package includes a trailer-hitch
platform and pre-wired seven-pin connector. Heated manually extendable
camper mirrors with power adjustable glass and turn signals in the
glass are available for added convenience. In addition, Sierra's
braking system features standard Dynamic Brake Proportioning. It helps
make better use of the rear brakes by electronically modulating
pressure for increased effectiveness, whether loaded or
empty. |
| A DRIVE SYSTEM TO SUIT YOUR NEEDS
TWO-WHEEL DRIVE WITH TRACTION ASSIST
FOUR-WHEEL
DRIVE
4WD WITH
INSTA-TRAC OR AUTOTRAC
ALL-WHEEL
DRIVE
GM EXCLUSIVE
EATON AUTOMATIC LOCKING REAR DIFFERENTIAL
TOW/HAUL
MODE |
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 A STRONG FOUNDATION..A COMFORTABLE RIDE.
Sierra models feature a
chassis with three distinct sections. Sierra Classic was the first
full-size pickup to to use hydroformed front rails and the first to use
tubular cross members.
Roll-formed mid-rails are
stronger and weigh less than a typical box design. This technically
advanced design provides a strong platform that stands up to rugged
use, yet helps your Sierra Classic offer a smooth, quiet
ride. |
CRASH
AVOIDANCE

| PROFESSIONAL GRADE SAFETY
ENGINEERING.
Every
Sierra Classic model features a combination of responsive handling and
advanced safety engineering to help you avoid collisions. In addition,
every model offers dual halogen headlamps, daytime running lamps and
halogen fog lamps to help make you ready for a wide variety of weather
conditions.
AUTOTRAC
AUTOMATIC 4WD
PASSENGER SENSING SYSTEM
ALL-WHEEL DRIVE
ANTILOCK BRAKING SYSTEM
DUAL-STAGE FRONTAL AIR BAGS
ONSTAR SAFETY AND
SECURITY |
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ACCESSORIES

| GMC genuine
dealer-installed Pro Grade accessories enhance your Sierra's style and
functionality. Good
GMC Isuzu, a division of Good Automotive, can
get your Sierra accessorized to fit your
needs. |
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