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Used GMC Sierra 1500 SLT for Sale
in Denver, CO
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Used 2014 GMC Sierra 1500 SLT w/ SLT Crew Cab Value Package
24,101
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Used
2018 GMC Sierra 1500
SLT
147K mi
23,987
See payment
Dealer Fees Included
Price Drop
360°
Used
2018 GMC Sierra 1500
SLT
121K mi
25,008
See payment
Dealer Fees Included
Used
2018 GMC Sierra 1500
SLT
82K mi
30,999
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Dealer Fees Included
No Accidents
360°
Used
2023 GMC Sierra 1500
SLT
29K mi
46,439
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Good Price
Dealer Fees Included
No Accidents
Price Drop
360°
Used
2019 GMC Sierra 1500
SLT
79K mi
32,398
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Great Price
Dealer Fees Included
No Accidents
360°
Used
2025 GMC Sierra 1500
SLT
47K mi
39,998
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Great Price
Dealer Fees Included
No Accidents
Consider Buying New
2026 GMC Sierra 1500
SLT
2K mi
55,775
Used
2016 GMC Sierra 1500
SLT
80K mi
27,488
See payment
Good Price
Dealer Fees Included
No Accidents
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360°
Used
2023 GMC Sierra 1500
SLT
23K mi
47,662
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Dealer Fees Included
No Accidents
Sponsored
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Used
2025 GMC Sierra 1500
SLT
40K mi
40,000
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2014 GMC Sierra 1500
SLT
114K mi
19,744
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Great Price
Dealer Fees Included
Newly Listed
Used
2018 GMC Sierra 1500
SLT
115K mi
27,991
See payment
Dealer Fees Included
No Accidents
360°
Ford Blue Certified
2018 GMC Sierra 1500
SLT
89K mi
29,998
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Dealer Fees Included
No Accidents
Price Drop
Used
2021 GMC Sierra 1500
SLT
52K mi
36,599
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Great Price
Dealer Fees Included
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Used
2019 GMC Sierra 1500
SLT
117K mi
28,829
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Great Price
Dealer Fees Included
No Accidents
Price Drop
Used
2025 GMC Sierra 1500
SLT
40K mi
40,000
See payment
Great Price
Dealer Fees Included
No Accidents
Newly Listed
Used
2018 GMC Sierra 1500
SLT
150K mi
25,877
See payment
Dealer Fees Included
360°
Ford Blue Certified
2021 GMC Sierra 1500
SLT
93K mi
32,860
See payment
Good Price
Dealer Fees Included
No Accidents
Used
2019 GMC Sierra 1500
SLT
109K mi
29,549
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2016 GMC Sierra 1500
SLT
79K mi
27,488
See payment
Good Price
Dealer Fees Included
No Accidents
Price Drop
Used
2024 GMC Sierra 1500
SLT
23K mi
47,270
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Great Price
Dealer Fees Included
No Accidents
Price Drop
360°
Used
2018 GMC Sierra 1500
SLT
121K mi
25,008
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Dealer Fees Included
Price Drop
Used
2022 GMC Sierra 1500
SLT
62K mi
35,881
See payment
Great Price
Dealer Fees Included
Used
2025 GMC Sierra 1500
SLT
45K mi
39,540
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2015 GMC Sierra 1500
SLT
163K mi
18,131
See payment
CarBravo Certified
2020 GMC Sierra 1500
SLT
78K mi
35,199
See payment
Great Price
Dealer Fees Included
No Accidents
Price Drop
Used
2018 GMC Sierra 1500
SLT
68K mi
32,592
See payment
Dealer Fees Included
No Accidents
Used
2025 GMC Sierra 1500
SLT
52K mi
40,487
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2014 GMC Sierra 1500
SLT
84K mi
25,298
See payment
Great Price
Dealer Fees Included
No Accidents
360°
Used
2025 GMC Sierra 1500
SLT
38K mi
39,699
See payment
Great Price
Dealer Fees Included
No Accidents
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Used Gasoline GMC Sierra 1500 SLT in Nearby Cities
Used Gasoline GMC Sierra 1500 SLT For Sale in Denver
70 for sale
Used Gasoline GMC Sierra 1500 SLT For Sale in Aurora
67 for sale
Used Gasoline GMC Sierra 1500 SLT For Sale in Fort Collins
35 for sale
Used Gasoline GMC Sierra 1500 SLT For Sale in Colorado Springs
18 for sale
Used Gasoline GMC Sierra 1500 SLT For Sale in Pueblo
16 for sale
Used Gasoline GMC Sierra 1500 SLT For Sale in Grand Junction
7 for sale
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GMC Sierra 1500 SLT
Pricing
Used GMC Sierra 1500 SLT Price By Year
Prices are based on actual listings found on Autotrader for the model years 2015 - 2025.
2025 GMC Sierra 1500 SLT
- $40,704 Average Price
2024 GMC Sierra 1500 SLT
- $42,608 Average Price
2023 GMC Sierra 1500 SLT
- $42,936 Average Price
2022 GMC Sierra 1500 SLT
- $37,155 Average Price
2021 GMC Sierra 1500 SLT
- $35,214 Average Price
2020 GMC Sierra 1500 SLT
- $35,659 Average Price
2019 GMC Sierra 1500 SLT
- $30,282 Average Price
2018 GMC Sierra 1500 SLT
- $27,561 Average Price
2017 GMC Sierra 1500 SLT
- $23,438 Average Price
2016 GMC Sierra 1500 SLT
- $25,970 Average Price
2015 GMC Sierra 1500 SLT
- $21,107 Average Price
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