2021 GMC Sierra 1500 Denali

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2021 GMC Sierra 1500 Denali





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Duramax 3.0L Diesel Turbo I6 277hp 460ft. lbs.
City / Hwy
22 / 26
*Actual rating will vary with options, driving conditions, habits and vehicle condition.
AS-IS Extended Available
Castro Auto Sales
CARFAX 1-Owner
Personal Use
No Accident or Damage Reported
8 Service History Records

**Step into the Realm of Refined Power - The 2021 GMC Sierra 1500 Denali Awaits**

Prepare to be captivated by the seamless blend of luxury and brawn as you set your sights on the exquisite 2021 GMC Sierra 1500 Denali, cloaked in a sophisticated gray exterior that exudes a commanding presence on any road it graces. This isn't just a truck; it's a statement of style and capability that has rightfully earned the Kelley Blue Book's Brand Image Awards for the Most Refined Brand.

As you approach this majestic vehicle, the Denali's exclusivity is immediately apparent. The meticulously crafted black interior, whose material remains an enigma only for you to unravel, awaits to cradle you in its embrace, promising a sanctuary of comfort and a command center from which you can conquer the day. The seats, a throne for the driver and a haven for passengers, are designed to cater to your every need, ensuring a journey as pleasurable as the destination itself.

Beneath the hood lies the heart of this mechanical marvel - a robust Duramax 3.0L Diesel Turbo I6 engine. With an impressive output of 277 horsepower and a Herculean 460 ft. lbs. of torque, this powerplant is engineered to deliver performance that is as smooth as it is powerful. Whether you're towing, hauling, or simply cruising, this engine responds with the precision and authority that only a Denali can offer.

The 10-Speed Shiftable Automatic transmission is a testament to the Sierra 1500 Denali's intelligence and adaptability. It provides a driving experience that is both intuitive and engaging, with seamless shifts and the ability to harness the full potential of the engine at your fingertips. It's a transmission designed not just to keep up, but to set the pace.

The manufacturer options and packages on this Sierra 1500 Denali have been thoughtfully curated to elevate your driving experience to new heights. Every detail, every feature has been chosen with the discerning driver in mind, ensuring that your every need is anticipated and met with precision and grace.

This isn't just a vehicle; it's a sanctuary on wheels, a fortress of solitude, and a mobile command center all rolled into one. It's a place where you can retreat from the world and immerse yourself in the luxury and refinement that only a Denali can offer. It's a truck that doesn't just meet expectations; it redefines them.

The 2021 GMC Sierra 1500 Denali is more than just a truck; it's a testament to the relentless pursuit of perfection. It's a vehicle for those who demand the best and accept nothing less. It's for the trailblazers, the pioneers, the leaders who forge their own paths and write their own stories.

So, why settle for ordinary when you can drive the extraordinary? Why blend in when you can stand out? Why compromise when you can have it all? The 2021 GMC Sierra 1500 Denali isn't just a truck; it's a lifestyle, a symbol of success, and a reward for those who have arrived.

Make no mistake, this is your moment, your opportunity to join the elite. The 2021 GMC Sierra 1500 Denali is waiting for you. Will you answer the call?

Installed Equipment


  • Seats
  • Driver seat power adjustments: 10
  • Upholstery: leather-trimmed
  • Rear seat: heated
  • Rear seat type: 60-40 split bench
  • Rear seat folding: folds up
  • Passenger seat: heated
  • Passenger seat power adjustments: 10
  • Front seat type: bucket
  • Driver seat: heated
  • Convenience Features
  • Wireless charging station: front
  • Universal remote transmitter: Homelink - garage door opener
  • Steering wheel: tilt and telescopic
  • Remote engine start
  • Rearview mirror: auto-dimming
  • Push-button start
  • Power steering
  • Power outlet(s): 115V cargo area
  • Memorized settings: 2 driver
  • Easy entry: power driver seat
  • Cruise control
  • Capless fuel filler system
  • Instrumentation
  • Trip odometer
  • Powertrain hour meter
  • Multi-function display
  • Instrument cluster screen size: 8 in.
  • External temperature display
  • Digital odometer
  • Customizable instrument cluster
  • Compass
  • Clock
  • Comfort Features
  • Steering wheel trim: leather
  • Heated steering wheel
  • Floor mats: front
  • Floor mat material: carpet
  • Door trim: simulated wood
  • Center console trim: simulated wood
  • Air Conditioning
  • Rear vents: second row
  • Front air conditioning: automatic climate control
  • Front air conditioning zones: dual
  • Air filtration


  • Windows
  • Tinted glass
  • Window defogger: rear
  • Front wipers: variable intermittent
  • Power windows: safety reverse
  • Pickup sliding rear window: power horizontal
  • Lights
  • Taillights: LED
  • Exterior entry lights: approach lamps
  • Daytime running lights: LED
  • Front fog lights: LED
  • Exterior Features
  • Tailgate: lift assist
  • Mirror color: chrome
  • Active grille shutters
  • Exhaust: dual tip
  • Front bumper color: body-color
  • Door handle color: chrome
  • Running boards
  • Pickup bed liner: spray-on
  • Pickup bed light: LED
  • Wheels and Tires
  • Wheels: polished aluminum alloy
  • Spare wheel type: steel
  • Tire Pressure Monitoring System
  • Mirrors
  • Side mirrors: driver side auto-dimming
  • Side mirror adjustments: power


  • Stability and Traction
  • Hill holder control
  • Trailer stability control
  • Traction control
  • Stability control
  • Roll stability control
  • Off-road driving assist: hill descent
  • Safety
  • Check rear seat reminder
  • Camera system: rearview
  • Blind spot safety: sensor/alert
  • Programmable safety key
  • Pre-collision warning system: vibrating driver seat
  • Cross traffic alert: rear
  • Parking sensors: front
  • Child safety door locks
  • Brakes
  • ABS: 4-wheel
  • Front brake type: ventilated disc
  • Braking assist
  • Electronic brakeforce distribution
  • Rear brake type: ventilated disc
  • Power brakes
  • Airbags
  • Front airbags: dual
  • Side curtain airbags: front
  • Side airbags: front
  • Security
  • Anti-theft system: alarm
  • Power door locks: anti-lockout


  • Telematics
  • Hands-free phone call integration: voice operated
  • Wi-Fi: hotspot
  • Electronic messaging assistance: voice operated
  • Smart device app function: maintenance status
  • Smart device app compatibility: myGMC with Connected Access
  • Satellite communications: OnStar
  • Navigation system: memory card
  • Audio System
  • Total speakers: 6
  • Subwoofer: 1
  • Speed sensitive volume control
  • Satellite radio: SiriusXM
  • Auxiliary audio input: Bluetooth
  • Radio data system
  • Premium brand: Bose
  • In Car Entertainment
  • Smartphone integration: wireless Android Auto
  • Connected in-car apps: app marketplace integration
  • Infotainment: GMC Infotainment System
  • Infotainment screen size: 8 in.
  • Misc
  • Wireless data link: Bluetooth


  • Suspension
  • Front struts
  • Suspension control: electronic
  • Active suspension
  • Powertrain
  • 4WD type: part time w/ on demand setting
  • Battery: heavy duty
  • Battery saver
  • Battery rating: 730 CCA
  • Drive mode selector
  • Auto start/stop
  • 4WD selector: electronic hi-lo
  • Locking differential: rear
  • Towing and Hauling
  • Trailer wiring: 4-pin
  • Trailer hitch
  • Trailer brake controller
  • Tow/Haul mode
  • Tow hooks: front