Used GMC Sierra 1500 for Sale near Decker, MT
1,400 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 41,839
- Stock #:
- T26131C
- VIN:
- 1GTU9EET2MZ205683
Sponsored by Rimrock Subaru
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
41,839 mi
$44,694
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 134,451
- Stock #:
- 150283PK
- VIN:
- 3GTU9CEDXMG150283
Sponsored Listing
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
134,451 mi
$28,621
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Deep Bronze Metallic
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 52,371
- Stock #:
- 230314663
- VIN:
- 1GTRUCEDXPZ268438
Sponsored Listing
2023 GMC Sierra 1500
Elevation Double Cab 4WD
52,371 mi
$39,384
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 29,205
- Stock #:
- 436593T
- VIN:
- 3GTUUEEL8RG436593
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
29,205 mi
$56,242
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 94,342
- Stock #:
- J179403
- VIN:
- 3GTP8DED1LG179403
2020 GMC Sierra 1500
SLT Crew Cab RWD
94,342 mi
$31,565
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 55,789
- Stock #:
- 200148978
- VIN:
- 1GTP9EEL3LZ352297
2020 GMC Sierra 1500
AT4 Crew Cab 4WD
55,789 mi
$40,300
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 24,583
- Stock #:
- ZC26316
- VIN:
- 1GTPUAEK8RZ159344
2024 GMC Sierra 1500
Pro Crew Cab 4WD
24,583 mi
$35,104
- Year:
- 2014
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- Red
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 105,000
- Stock #:
- 17246
- VIN:
- 3GTU2VEC7EG302822
2014 GMC Sierra 1500
SLT Crew Cab 4WD
105,000 mi
$24,872
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 8-Speed Automatic
- Mileage:
- 110,542
- Stock #:
- C26275A
- VIN:
- 3GTU2NEJ2JG178709
2018 GMC Sierra 1500
SLT Crew Cab 4WD
110,542 mi
$28,774
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Thunderstorm Gray
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 29,479
- Stock #:
- G350036
- VIN:
- 3GTPUJEKXRG350036
2024 GMC Sierra 1500
Elevation Standard Crew Cab 4WD
29,479 mi
$39,775
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Hunter Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 132,460
- Stock #:
- 25136
- VIN:
- 1GTU9FET7MZ335853
2021 GMC Sierra 1500
Denali Crew Cab 4WD
132,460 mi
$29,317
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 151,588
- Stock #:
- WYC-272712
- VIN:
- 3GTU9CED3MG272712
-$500
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
151,588 mi
$25,855
$25,355
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 26,090
- Stock #:
- 241699TG
- VIN:
- 3GTUUGE83RG241699
2024 GMC Sierra 1500
Denali Crew Cab 4WD
26,090 mi
$54,397
Recommended model year:
2025 GMC Sierra 1500
Shop 2025 GMC Sierra 1500 »With 9,660 currently listed for sale and an average price of $52,676.00, 37.8% of 2025 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 1500 5 / 5 stars.
95.3% of 2025 Sierra models on CarGurus are accident free.
The 2025 GMC Sierra 1500 features a luxurious interior, advanced technology, and a powerful engine lineup, including a 6.2-liter V8 that delivers exceptional towing capabilities.
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 5,409
- Stock #:
- D26066
- VIN:
- 3GTPUJEK6RG344444
2024 GMC Sierra 1500
Elevation Standard Crew Cab 4WD
5,409 mi
$41,470
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK, PERFORATED LEATHER-APPOINTED FRONT OUTB
- Transmission:
- Automatic
- Mileage:
- 74,092
- Stock #:
- 26661A
- VIN:
- 3GTU9DED2MG150929
2021 GMC Sierra 1500
SLT Crew Cab 4WD
74,092 mi
$38,356
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 153,600
- Stock #:
- 104029
- VIN:
- 3GTP1NEC4JG104029
2018 GMC Sierra 1500
SLT Crew Cab
153,600 mi
$21,704
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Blue
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Dark Ash Gray
- Transmission:
- Automatic
- Mileage:
- 48,652
- Stock #:
- MX4308
- VIN:
- 1GTU9CET0MZ226147
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
48,652 mi
$39,105
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 87,551
- Stock #:
- 25073
- VIN:
- 1GTU9DED7LZ279215
2020 GMC Sierra 1500
SLT Crew Cab 4WD
87,551 mi
$32,981
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- Automatic
- Mileage:
- 96,789
- Stock #:
- C26167C
- VIN:
- 3GTU9FED6MG455166
2021 GMC Sierra 1500
Denali Crew Cab 4WD
96,789 mi
$36,294
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 34,925
- Stock #:
- DC26118
- VIN:
- 1GTPUAEK1RZ304305
2024 GMC Sierra 1500
Pro Crew Cab 4WD
34,925 mi
$34,846
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 71,187
- Stock #:
- 150788
- VIN:
- 1GTUUHEL8PZ150788
2023 GMC Sierra 1500
Denali Ultimate Crew Cab 4WD
71,187 mi
$53,847
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 82,284
- Stock #:
- 580172
- VIN:
- 3GTU2NEJ1JG580172
2018 GMC Sierra 1500
SLT Crew Cab 4WD
82,284 mi
$31,455
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 110,050
- Stock #:
- 6290
- VIN:
- 1GTU9DED7KZ290052
Sponsored Listing
2019 GMC Sierra 1500
SLT Crew Cab 4WD
110,050 mi
$30,900
FAQs
How much does the GMC Sierra 1500 cost in Decker, MT?
Is the GMC Sierra 1500 a good car?
How many GMC Sierra 1500 vehicles in Decker, MT have no reported accidents or damage?
Is the GMC Sierra 1500 safe?
What fuel types are available?
4.5 Overall rating
Customers say
The GMC Sierra 1500 has received widespread acclaim from owners across its model years for its powerful performance, spacious and comfortable interiors, and impressive towing capabilities. Reviewers often highlight the stylish design and advanced features, making it a popular choice for both work and family use. However, many have expressed concerns regarding fuel economy, high pricing in some cases, and the reliability of certain features. Overall, while it's seen as a strong competitor in its class, a few drawbacks have been noted that prospective buyers should consider.
AI generated from the text of customer reviews.
Filter by year
Filter by rating
What people say
Aristotle A
Reviewed a 2022 GMC Denali Ultimate Crew Cab 4WD on Oct 17, 2025
Love this truck! Love the inline 6 diesel! And my fiance loves the massaging seats!
Anonymous
Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep 9, 2024
The truck had all the features I wanted and the price was in-line, or better with others in my search.
Matthew B
Reviewed a 2021 GMC AT4 Crew Cab 4WD on Jan 7, 2025
Best truck I have driven! Highway speeds are great and feels like I’m driving a Cadillac.
Chris B
Reviewed a 2024 GMC Sierra 1500 on Jun 12, 2026
Tons of features. Rides super comfortably. Love the heads up display.
GMC Sierra 1500 Trims
| Trim type | MSRP |
|---|---|
| SLE Crew Cab 4WD | $54,600 |
| Elevation Standard Crew Cab 4WD | $53,600 |
| Denali Ultimate Crew Cab 4WD | $84,400 |
| AT4X Crew Cab 4WD | $79,600 |
| AT4 Crew Cab 4WD | $67,000 |
| Elevation Crew Cab 4WD | $56,600 |
| Denali Crew Cab 4WD | $69,400 |
| SLT Crew Cab 4WD | $58,200 |
GMC Sierra 1500 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of GMC Sierra 1500 prices has changed over time.
See more price trendsGMC Sierra 1500 Pricing Analysis
Pricing Analysis by Model Year
Key Insights
- Significant New-Car Premium: The 2026 GMC Sierra 1500 is priced at $60,973, representing a +58.5% increase over its MSRP, indicating strong demand for the latest model.
- Steep Depreciation for Older Models: The 2017 model shows a decline of -16.9% from its MSRP, while the 2015 model has depreciated by -27.5%, highlighting the rapid depreciation typical of older vehicles.
- Best Value Years: The 2021 GMC Sierra 1500 is priced at $36,155, which is only +20.5% above its MSRP, making it a relatively better value compared to newer models.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 GMC Sierra 1500 | $38,300 | $60,973 | +58.5% |
| 2025 GMC Sierra 1500 | $38,300 | $53,322 | +39.2% |
| 2024 GMC Sierra 1500 | $37,700 | $50,354 | +33.6% |
| 2023 GMC Sierra 1500 | $37,100 | $46,572 | +25.5% |
| 2022 GMC Sierra 1500 | $35,400 | $43,402 | +22.6% |
| 2021 GMC Sierra 1500 | $30,100 | $36,155 | +20.5% |
| 2020 GMC Sierra 1500 | $29,600 | $33,835 | +14.2% |
| 2019 GMC Sierra 1500 | $29,600 | $31,975 | +8.3% |
| 2018 GMC Sierra 1500 | $29,000 | $26,555 | -8.4% |
| 2017 GMC Sierra 1500 | $28,405 | $23,588 | -16.9% |
| 2016 GMC Sierra 1500 | $27,815 | $20,774 | -25.4% |
| 2015 GMC Sierra 1500 | $26,670 | $19,362 | -27.5% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in New York: The New York, NY market commands the highest average price at $39,744, likely due to higher demand and lower inventory.
- Lowest Prices in Chicago: Chicago, IL offers the lowest average price at $36,097, suggesting a more competitive market with higher inventory levels.
- Regional Variations: Cities like Dallas, TX ($41,007) and Atlanta, GA ($42,497) show higher prices, indicating regional demand differences, possibly influenced by local economic conditions.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| New York, NY | 475 | $39,744 |
| Dallas, TX | 850 | $41,007 |
| Atlanta, GA | 644 | $42,497 |
| Philadelphia, PA | 440 | $40,522 |
| Houston, TX | 748 | $40,625 |
| Washington, DC | 380 | $40,640 |
| Miami, FL | 283 | $38,145 |
| Los Angeles, CA | 423 | $37,582 |
| Boston, MA | 711 | $38,124 |
| Chicago, IL | 581 | $36,097 |
These recommendations are based on CarGurus' proprietary market data from July 9, 2026, CarGurus experts' opinions, and generative AI.
CarGurus recommends the 2025 GMC Sierra 1500
Summary
With 9,660 currently listed for sale and an average price of $52,676.00, 37.8% of 2025 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 1500 5 / 5 stars.
95.3% of 2025 Sierra models on CarGurus are accident free.
The 2025 GMC Sierra 1500 features a luxurious interior, advanced technology, and a powerful engine lineup, including a 6.2-liter V8 that delivers exceptional towing capabilities.
Why it stands out
The 2025 GMC Sierra 1500 stands out in the competitive full-size pickup truck market due to its upscale design and robust performance. With a focus on luxury and functionality, it offers a range of powerful engine options, including a turbocharged four-cylinder and multiple V8 configurations, catering to various needs from daily driving to heavy-duty towing. The Sierra's advanced technology features, such as the MultiPro Tailgate and available Super Cruise semi-automated driving system, enhance its appeal, making it a versatile choice for both work and leisure. Additionally, the high accident-free percentage and positive owner reviews underscore its reliability and customer satisfaction.
Other model years to consider
- Average price: $49,949.00
- Good/great deal percentage: 38.1%
- User rating: 4.64 / 5
- Total listings: 9,661
- Average price: $46,581.00
- Good/great deal percentage: 37.8%
- User rating: 4.33 / 5
- Total listings: 9,659
These recommendations are based on CarGurus' proprietary market data from July 13, 2026, CarGurus experts' opinions, and generative AI.
Recent expert test drives
2024 GMC Sierra 1500
- Expert review7/10
- MSRP$37,700-$82,500
- Avg. price$49,479
- User rating4.6364
2020 GMC Sierra 1500
- Expert review8/10
- MSRP$29,600-$58,900
- Avg. price$33,658
- User rating4.2778
2023 GMC Sierra 1500
- Expert review8/10
- MSRP$37,100-$82,100
- Avg. price$46,006
- User rating4.3333
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