In our inventory you will find plenty of dashing new cars that will stun your friends and strangers alike. With cars like the Sierra 1500 Extended Cab, we continue to please our customers with fantastic vehicles equipped with desirable features and performance. Our customers from Lewisville are invited to check out our online new GMC inventory when time is most convenient. We also have a quick quote form on our website, allowing you to request more information on pricing and trade-in values.
The new 2012 GMC Sierra 1500 Extended Cab presents drivers with its impressive performance features as well as a unique interior cabin complete with fine comfort amenities. With incredible seating room for 6 passengers, this year's updated edition arrives with electronic cruise control, front and rear cup holders and a central driver information center.
For fluid handling and comfortable ride quality, its unique infrastructure is composed of front independent coil over shock suspension and rear 2-stage semi-elliptic multi-leaf suspension. Its appealing design is highlighted by a rear chrome bumper with step-style contours, daytime running lamps, and a wideside pickup box for extra cargo capacity.
Tailored for premium passenger seating comfort and ease, the Sierra 1500 opens up to four doors and has an illuminated entry feature with dome and reading lights. See more of the 2012 GMC Sierra 1500 Extended Cab pickup truck. Test drive a model today at our nearby GMC dealership.
The New 2012 GMC Sierra 1500 Extended Cab Long Box SLE Pickup Truck with All-Wheel Drive | Base Price: $35,175 |
 The legendary GMC Sierra 1500 Extended Cab truck is available in the 2012 Long Box SLE all-wheel drive edition with 6-speed automatic transmission, power steering and a 5.3L V8 engine. The SLE edition features a full array of impressive interior equipment such as OnStar turn-by-turn navigation, premium cloth seats and a 6 speaker audio system with AM/FM stereo and CD player.
Call Now For Special Internet Pricing: (972) 526-2670
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Presenting the New 2012 GMC Sierra 1500 Extended Cab Long Box SLE Pickup Truck with Rear-Wheel Drive | Base Price: $31,925 |
| The 2012 GMC Sierra 1500 Extended Cab Long Box SLE truck is powered by a rear-wheel driven Vortec 5.3 liter 8-cylinder engine that tows up to 9500 lbs. For comprehensive passenger comfort and driving ease, the SLE edition offers air conditioning with single-zone manual front climate control, electronic cruise control and OnStar turn-by-turn navigation.
Call Now For Special Internet Pricing: (972) 526-2670
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Introducing the New 2012 Sierra 1500 Extended Cab Long Box SLT 4-Door Truck with Rear-Wheel Drive | Base Price: $36,855 |
| GMC presents the 2012 Sierra 1500 Extended Cab Long Box SLT truck, now available with StabiliTrak stability control system, power rack-and-pinion steering and 6-speed automatic transmission. Within its interior, the 2012 SLT edition features leather-appointed front seats, electronic cruise control and advanced audio system with Bose premium speakers, subwoofer and SiriusXM Satellite radio.
Call Now For Special Internet Pricing: (972) 526-2670
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The 2012 New GMC Sierra 1500 Extended Cab Long Box SLT with 4WD and 6-Speed Automatic Transmission | Base Price: $40,005 |
| GMC offers the 2012 new Sierra 1500 Extended Cab Long Box SLT truck with a heavy duty handling/trailering suspension package, 6-speed automatic transmission and a Vortec 8-cylinder engine. Its outstanding design features four large 18 inch by 8 inch chrome-clad aluminum wheels, all-season tires and solar-ray deep-tinted glass windows to create a shaded, comfortable interior.
Call Now For Special Internet Pricing: (972) 526-2670
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Now Available is the GMC 2012 Sierra 1500 Extended Cab Long Box WT Pickup Truck with All-Wheel Drive | Base Price: $31,530 |
| Powerful and modern, the new 2012 GMC Sierra Extended Cab Long Box WT truck arrives with a four-wheel drivetrain system, 6-speed automatic transmission and a 315 horsepower 5.3 liter 8-cylinder Vortec engine. Within the spacious interior of is cabin, the WT provides seating room for up to 6 passengers and offers beautiful design elements like a dark titanium vinyl seat trim, illuminated entry, and power outlets.
Call Now For Special Internet Pricing: (972) 526-2670
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The 2012 New GMC Sierra 1500 Extended Cab Long Box WT Pickup Truck with Rear-Wheel Drive | Base Price: $28,380 |
| Capable of towing up to 9,500 lbs. and producing up to 335 ft-lbs. of torque, the new 2012 GMC Sierra 1500 Extended Cab Long Box WT pickup truck features a rear-wheel driven 5.3L V8 Vortec engine. Engineered to give truck lovers more cargo room and dependable convenience features, the WT has a wideside pickup box, tailgate protection, and 178 inch steel wheels with all-season tires.
Call Now For Special Internet Pricing: (972) 526-2670
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New from GMC is the 2012 Sierra 1500 Extended Cab Standard Box SL Pickup Truck with All-Wheel Drive | Base Price: $33,375 |
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Call Now For Special Internet Pricing: (972) 526-2670
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Drive the 2012 New GMC Sierra 1500 Extended Cab Standard Box SL 4-Door Truck with RWD | Base Price: $30,125 |
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Call Now For Special Internet Pricing: (972) 526-2670
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The 2012 New GMC Sierra 1500 Extended Cab Standard Box SLE 4WD Truck | Base Price: $34,065 |
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Call Now For Special Internet Pricing: (972) 526-2670
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New from GMC is the 2012 Sierra 1500 Extended Cab Standard Box SLE 4-Door Pickup Truck with Rear-Wheel Drive | Base Price: $30,875 |
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Call Now For Special Internet Pricing: (972) 526-2670
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Standard Box SLT 4-Door RWD Pickup | Base Price: $36,555 |
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Call Now For Special Internet Pricing: (972) 526-2670
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Introducing the New 2012 Sierra 1500 Extended Cab Standard Box SLT Pickup Truck with All-Wheel Drive and 6-Speed Automatic Transmission | Base Price: $39,705 |
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Call Now For Special Internet Pricing: (972) 526-2670
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Standard Box WT 4-Door 4WD Pickup | Base Price: $30,420 |
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Call Now For Special Internet Pricing: (972) 526-2670
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Standard Box WT 4-Door RWD Pickup | Base Price: $26,340 |
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Call Now For Special Internet Pricing: (972) 526-2670
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