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GMC
Sierra 1500
SLT
Used GMC Sierra 1500 SLT for Sale in Westbrook, ME
04092
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(122)
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Texas SLT Crew Cab Value Package
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All Terrain X Edition
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Texas Edition SLT Premium Plus Package
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All Terrain X Package
SLT Crew Cab Value Plus Package
Suspension Package, Ride-Control, Manual Selectable
Vortex Max Performance Pack
Body Color All-Terrain Package
Driver Alert Package
All Terrain Slt Crew Cab "Plus" Package
Driver Alert Package I
(1)
LPO, Protection Package
LPO, On The Job Package
Deep Indigo Metallic Edition
Mineral Green Metallic Edition
Trailer Camera Package
Heritage Edition
Texas SLT Crew Cab Value Plus Package
Z71 Off-Road Package
Vortecmax Performance Pack
All-Terrain Package
Mocha Steel Metallic Edition
Technology Package
LPO, Essentials Package
Entertainment Package, RearSeat DVD Player With LCD Display and 2 Sets of Wireless Headphones
Safe And Sound Package
LPO, Utility Wall Package
Entertainment Package
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Used 2020 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
37,249
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Ford Blue Certified
2025 GMC Sierra 1500
SLT
42K mi
42,560
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High Demand
Ford Blue Certified
2019 GMC Sierra 1500
SLT
82K mi
30,656
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CarBravo Certified
2023 GMC Sierra 1500
SLT
110K mi
31,500
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No Accidents
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High Demand
Ford Blue Certified
2019 GMC Sierra 1500
SLT
82K mi
30,656
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No Accidents
Used
2019 GMC Sierra 1500
SLT
46K mi
37,579
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Great Price
Dealer Fees Included
No Accidents
Consider Buying New
2026 GMC Sierra 1500
SLT
7 mi
61,338
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Used
2022 GMC Sierra 1500
SLT
49K mi
41,576
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Dealer Fees Included
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Used
2023 GMC Sierra 1500
SLT
35K mi
47,079
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2022 GMC Sierra 1500
SLT
42K mi
40,500
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Used
2023 GMC Sierra 1500
SLT
44K mi
42,289
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Great Price
Dealer Fees Included
No Accidents
Used
2026 GMC Sierra 1500
SLT
15K mi
50,649
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Great Price
Dealer Fees Included
No Accidents
Used
2026 GMC Sierra 1500
SLT
35K mi
47,198
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Good Price
Dealer Fees Included
No Accidents
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CarBravo Certified
2022 GMC Sierra 1500
SLT
42K mi
40,500
See payment
Great Price
Dealer Fees Included
No Accidents
Price Drop
Used
2025 GMC Sierra 1500
SLT
33K mi
42,589
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Great Price
Dealer Fees Included
No Accidents
Price Drop
CarBravo Certified
2024 GMC Sierra 1500
SLT
39K mi
45,000
See payment
Great Price
Dealer Fees Included
No Accidents
Ford Blue Certified
2022 GMC Sierra 1500
SLT
51K mi
42,984
See payment
Good Price
Dealer Fees Included
No Accidents
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Price Drop
CarBravo Certified
2021 GMC Sierra 1500
SLT
110K mi
26,000
See payment
Dealer Fees Included
No Accidents
Price Drop
CarBravo Certified
2023 GMC Sierra 1500
SLT
110K mi
31,500
See payment
Dealer Fees Included
No Accidents
Price Drop
Used
2025 GMC Sierra 1500
SLT
50K mi
40,898
See payment
Great Price
Dealer Fees Included
No Accidents
Ford Blue Certified
2025 GMC Sierra 1500
SLT
42K mi
42,560
See payment
Great Price
Dealer Fees Included
No Accidents
Newly Listed
Used
2018 GMC Sierra 1500
SLT
132K mi
24,523
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Great Price
Dealer Fees Included
No Accidents
Newly Listed
Used
2025 GMC Sierra 1500
SLT
34K mi
44,239
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Great Price
Dealer Fees Included
No Accidents
High Demand
Ford Blue Certified
2019 GMC Sierra 1500
SLT
82K mi
30,656
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2020 GMC Sierra 1500
SLT
109K mi
34,510
See payment
Dealer Fees Included
No Accidents
Used
2022 GMC Sierra 1500
SLT
121K mi
32,987
See payment
Price Drop
Used
2025 GMC Sierra 1500
SLT
41K mi
40,894
See payment
Great Price
Dealer Fees Included
No Accidents
Price Drop
Used
2023 GMC Sierra 1500
SLT
51K mi
42,898
See payment
Good Price
Dealer Fees Included
No Accidents
Price Drop
Used
2022 GMC Sierra 1500
SLT
75K mi
38,898
See payment
Good Price
Dealer Fees Included
No Accidents
Newly Listed
Used
2017 GMC Sierra 1500
SLT
49K mi
27,598
See payment
No Accidents
Price Drop
Used
2023 GMC Sierra 1500
SLT
125K mi
32,898
See payment
Dealer Fees Included
No Accidents
Used
2023 GMC Sierra 1500
SLT
49K mi
45,643
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Dealer Fees Included
No Accidents
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