2012 GMC Sierra 3500HD Denali Z71 4WD 6.6L Duramax Allison 1 Owner

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2012 GMC Sierra 3500HD Denali Z71 4WD 6.6L Duramax Allison 1 Owner





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[41U] Onyx black
Cocoa / Light Cashmere Leather
Duramax 6.6L Diesel Turbo V8 397hp 765ft. lbs.
AS-IS Extended Available
East Dallas Diesel
CARFAX 1-Owner
Personal Use
No Accident or Damage Reported
31 Service History Records

Are you ready to elevate your driving experience to a whole new level? Feast your eyes on this stunning 2012 GMC Sierra 3500HD Denali Z71 4WD! This powerhouse of a truck, with only 144,734 miles on the odometer, is the epitome of rugged luxury and unrelenting performance. It’s more than just a vehicle; it’s a statement.

Dressed to impress in a sleek black exterior, this Sierra 3500HD Denali commands attention wherever it goes. The bold, aggressive front grille, complemented by the chrome accents, gives it a commanding presence on the road. Whether you're pulling up to a job site or cruising through town, this truck makes sure you do it in style.

Step inside, and you'll be greeted by an oasis of comfort and sophistication. The tan leather interior exudes class and offers a warm, inviting atmosphere. The seats are designed to provide maximum comfort and support, making even the longest drives a pleasure. The Denali trim ensures you have all the luxury features you could desire, from heated seats to a premium sound system. This is not just a truck; it’s your mobile sanctuary.

Under the hood lies the heart of this beast – the Duramax 6.6L Diesel Turbo V8 engine, delivering an astounding 397 horsepower and 765 lb-ft of torque. Paired with the renowned Allison 1000 6-Speed Shiftable Automatic Transmission, this Sierra 3500HD Denali offers seamless power delivery and exceptional towing capabilities. Whether you're hauling heavy loads or tackling tough terrain, this truck handles it all with ease and confidence.

The Z71 Off-Road Package ensures that no path is too challenging. With advanced off-road suspension, skid plates, and hill descent control, this truck is built to conquer any landscape. From rugged mountain trails to muddy backroads, the Sierra 3500HD Denali is your trusted companion for all your adventures.

But it’s not just about power and performance; safety and reliability are paramount. This Sierra 3500HD Denali has been recognized by Edmunds as one of the Top Recommended Trucks and has earned top marks in J.D. Power and Associates's Vehicle Dependability Study (VDS). You can drive with peace of mind knowing that this truck has a proven track record of reliability and durability.

One of the most appealing aspects of this vehicle is its single-owner history. Meticulously maintained and cared for, this truck is in excellent condition and ready for its next chapter. The pride of ownership is evident in every detail, from the pristine exterior to the immaculate interior.

In summary, the 2012 GMC Sierra 3500HD Denali Z71 4WD is the ultimate blend of luxury, power, and dependability. It’s a truck that works as hard as you do and looks good doing it. Don’t miss your chance to own this remarkable vehicle. Contact us today to schedule a test drive and experience firsthand why this Sierra 3500HD Denali is the perfect truck for you. Drive it. Love it. Own it. Your adventure begins now.


2012 GMC Sierra 3500HD

Denali Luxury Edition

Z71 Off-Road Pkg.

Onyx Black Exterior

Coca and Light Cashmere Leather Interior

144,750  Miles


One Owner

Texas Owned Vehicle

Park Assist

Heated and Cooled Seats

Lumbar Support

Heated Steering Wheel

Steering Wheel Controls

Hands-Free Communication 

Climate Control

Air Conditioning 

AM/FM Radio

CD Player

Power Memory Seats

Power Windows/Locks

Power Mirrors

Cruise Control

Traction Control

External Temperature

Automatic Transmission

6.7L V8 F OHV 32V Engine

Well Maintained

Very Clean!

Professionally Detailed

And Much More!!

 Come see our indoor showroom in Dallas with 70+ carefully selected luxury and performance vehicles, including vehicles from Chevrolet, GMC, Ford, Mercedes-Benz, BMW, Ram, Audi, Cadillac, and more. Every car is hand-picked, and can’t beat our prices!  Every vehicle that comes through our showroom has been fully reconditioned and meticulously detailed to be like new, just for you. 

EAST DALLAS DIESEL in DFW is a family-owned and operated business. We are committed to delivering the best possible service! Our mission is to provide Dallas and Fort Worth with hand-picked, quality vehicles at no-hassle prices. We take trade-ins and can offer pre-purchase inspections, financing, warranties, and more! We welcome third-party inspections! And MUCH MORE!

Installed Equipment


  • Misc
  • Cruise control
  • Remote engine start
  • Front seat type: bucket
  • Rearview mirror: auto-dimming
  • Rear seat type: 60-40 split bench
  • Rear seat folding: folds up
  • Steering wheel trim: leather
  • Upholstery: leather-trimmed
  • Universal remote transmitter
  • Multi-function remote: keyless entry
  • Power steering
  • Adjustable pedals: power
  • Power outlet(s): 12V front
  • Multi-function display
  • Memorized settings: 2 driver
  • Trip odometer
  • Front air conditioning: automatic climate control
  • Front air conditioning zones: dual
  • Floor mats: front
  • Floor mat material: carpet
  • Passenger seat power adjustments: 12
  • Driver seat: cooled
  • Driver seat power adjustments: 12
  • Passenger seat: cooled
  • Heated steering wheel


  • Misc
  • Solar-tinted glass
  • Side mirrors: heated
  • Towing mirrors
  • Window defogger: rear
  • Front fog lights
  • Front bumper color: body-color
  • Tinted glass
  • Roof-mounted lights
  • Tailgate: lift assist
  • Door handle color: chrome
  • Daytime running lights
  • Wheels: polished aluminum alloy
  • Power windows
  • Spare wheel type: steel
  • Pickup bed light


  • Misc
  • Wireless data link: Bluetooth
  • Subwoofer: 1
  • Speed sensitive volume control
  • Satellite radio: SiriusXM
  • Satellite communications: OnStar
  • Radio data system
  • Premium brand: Bose
  • In-Dash CD: 6 disc
  • Auxiliary audio input: jack


  • Misc
  • 4WD selector: electronic hi-lo
  • Trailer wiring: 7-pin
  • Trailer hitch
  • Trailer brake controller
  • Tow hooks: front
  • Locking differential: rear
  • Battery: heavy duty
  • Battery saver
  • Auxiliary transmission fluid cooler
  • Auxiliary oil cooler
  • 4WD type: part time


  • Misc
  • Trailer stability control
  • Traction control
  • Stability control
  • Side curtain airbags: front
  • Side airbags: front
  • Roll stability control
  • Rearview monitor
  • Rear brake type: ventilated disc
  • Power door locks
  • Power brakes
  • Parking sensors: rear
  • Hill holder control
  • Front brake type: ventilated disc
  • Front airbags: dual
  • Electronic brakeforce distribution
  • Child seat anchors
  • Child safety door locks
  • Camera system: rearview
  • Braking assist
  • Anti-theft system: alarm
  • ABS: 4-wheel


  • Chrome Tubular Assist Steps Includes 6 in. oval chromed tubular assist steps. Limited Promotion Option. $689