Used 2021 GMCSierra 1500 SLT

  • Diesel
Located at
Vanguard GMC of Carrollton
    Exterior Color
    Onyx Black
    Interior Color
    JET BLACK, PERFORATED LEATHER-APPOINTED FRONT OUTB
    Odometer
    59,403 miles
    Fuel Economy
    15/22 MPG City/Hwy
    Transmission
    Automatic
    Drivetrain
    RWD
    Engine
    Engine: Duramax 3.0L, Turbo-Diesel, Inline 6 Cylinder
    VIN
    3GTP8DET0MG381576
    Stock Number
    MG381576A
    GMC Sierra 1500

    Included Packages & Accessories

    Detailed Specifications

    • Max seating capacity: 5
    • Fuel System: Direct Injection
    • Fuel tank capacity: 22 gal
    • Horsepower: 277

    Dealer Notes

    ALL VEHICLES SUBJECT TO A $225 DEALER DOC FEE. NEW VEHICLES PRE-LOADED WITH OUR OPTIONAL VIP PACKAGE FOR $2995. THIS INCLUDES 1 YEAR OIL CHANGES AND TIRE ROTATIONS. ONE YEAR INTERIOR AND EXTERIOR PROTECTION. WINDOW TINT, ALL-WEATHER FLOOR MATS, AND WHEEL LOCKS. 1 YEAR THEFT PROTECTION. LIFETIME POWERTRAIN WARRANTY* SOME EXCLUSIONS APPLY TO THE LIFETIME WARRANTYThis 2021 GMC Sierra 1500 SLT Crew Cab combines premium capability with refined comfort in a striking black exterior and jet black interior. Powered by a 3.0L turbocharged diesel I-6 engine delivering EPA-estimated 23 city / 30 highway MPG (actual mileage may vary), this truck offers efficiency without compromise. With 59,403 miles, it presents an excellent balance of value and proven reliability.- Steering Wheel Audio Controls- Heated Driver & Front Passenger Seats with Ventilation- Remote Vehicle Starter System & Keyless Start- 120-Volt Bed Mounted Power Outlet- Auto-Locking Rear Differential- ProGrade Trailering System with Integrated Brake Controller- 4G LTE Wi-Fi Hotspot Capable- Chrome Assist Steps & Grille- 20 Polished Aluminum Wheels- Power Sliding Rear Window with DefoggerThe SLT trim delivers the features serious truck owners demand. Front bucket seats with 10-way power adjustment and lumbar support ensure all-day comfort, while the advanced trailering package complete with hitch guidance, hitch view, and in-vehicle app makes towing intuitive. The Preferred Equipment Group and SLT Convenience Package add convenience features like universal home remote and OnStar connectivity. All-terrain tires on those polished wheels handle any road condition with style.This well-maintained Sierra is ready to work and impress. Contact us today to schedule your test drive and experience the confidence this truck delivers.

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall4.0Out of 5
    • Depreciation of 50%

      By Manny A on 10/28/2026 10:06:36 AM

      4.0
      This is a amazing truck.. Comfortable lots of sensors Etc…. My truck has 30000 miles I when to trade in they offer $46000 I paid $86000 the depreciation is incredible I don’t buy new truck never again.…
    • 2021 GMC SLT 4WD SIERRA, Great Truck

      By Ransom1 on 10/15/2026 4:18:42 PM

      5.0
      This is my 8th truck. This is hands down the very best truck I’ve ever owned. Not only is it the best looking truck on the road I have never had it in the shop except for oil changes and scheduled maintenance. The silver does not show dirt or grime.…
    • Great 4 cylinder truck

      By Steve on 9/23/2026 2:01:15 AM

      5.0
      I have only pulled a trailer one time and still got 18 mpg down doing 80 down the interstate. Otherwise this vehicle is used for commuting or recreating. I typically get 22-24 mpg driving MT highways to the mountains. The turbo has some spunk for getting up to speed and the five years I've had my truck no complaints.…