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Used Cars for Sale
GMC
Sierra 1500
SLT
Used GMC Sierra 1500 SLT for Sale in Willimantic, CT
06226
Filters (4)
Items 1 to 2 of 11.
GMC Certified Pre-Owned
(5)
2011 and newer
(49)
AWD/4WD
(49)
Keyless Entry
(47)
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(18)
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(49)
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(47)
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(6)
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(8)
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(3)
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(12)
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Good Price
(3)
Great Price
(12)
Make, Model & Trim
GMC
Models
Sierra 1500
Acadia
(108)
Caballero
Canyon
(69)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(13)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
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Savana 1500
(1)
Savana 2500
(24)
Savana 3500
(11)
Savana 4500
Sierra 1500
(366)
Sierra 2500
(89)
Sierra 3500
(24)
Sierra EV
Sonoma
Suburban
Syclone
Terrain
(113)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(80)
Yukon XL
(37)
Sierra 1500 Trims
SLT
4WD Limited
AT4
(53)
AT4X
(7)
C3
Carrera GTS
Classic
Classic Denali
Denali
(65)
Denali Ultimate
(19)
Elevation
(102)
Limited
(2)
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(25)
SL
SLE
(36)
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(49)
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W/T
(1)
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SLT Package
Any
SLT Premium Plus Package
(16)
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(1)
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(15)
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Professional Package
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Sierra Performance Edition
SLE Value Package
LPO, Deluxe Chrome Package
SLT Convenience Package
(8)
Max Trailering Package
(3)
LPO, Assist Step and Tonneau Package
Snow Plow Prep Package
(3)
Texas SLT Crew Cab Value Package
LPO, Bed Protection Package
SLE/SLT Trailering Package
Convenience Package
Entertainment Package, Rear Seat DVD Player
Sierra Special Edition
All Terrain X Edition
Chrome Essentials Package
LPO, Chrome Package
LPO, Cargo Convenience Package
(1)
Texas Edition SLT Premium Package
Texas SLT Premium Package
LPO, Chrome Appearance Package
SLT Eassist Package
Enhanced Driver Alert Package
(1)
LPO, GMC Interior Protection Package
All Terrain SLT Premium Package
(1)
Driver Alert Package II
(1)
LPO, Underbody Shield Package, Transfer Case Protection
X31 Off-Road and Protection Package
(6)
Light Duty Power Package
EZ-Lift Tailgate Package
Sierra Fleet Convenience Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Performance Upgrade Package
X31 Off-Road Package
(11)
SLT Crew Cab Value Package
(1)
LPO, Under Body Shield Package, Transfer Case Protection
SLT White Diamond Edition
White Diamond Edition
Limited Appearance Package
LPO, Black Badging Package
Laser Blue Special Edition
Suspension Package, Off-Road
(9)
SLT Premium Package
(11)
White Diamond Tricoat Edition
Texas Edition SLT Premium Plus Package
All Terrain Package
(1)
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
(1)
All Terrain Slt Crew Cab "Plus" Package
(1)
Driver Alert Package I
(2)
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
(2)
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
Skid Plate Package
Graphite Blue Metallic Edition
LPO, GMC Protection Package
(1)
Max Trailering Pack
SLT Preferred Equipment Group
Suspension Package, Off-Road"
Sierra Safety Plus Package
(5)
Add Another Make
GMC
Models
Sierra 1500
Acadia
(108)
Caballero
Canyon
(69)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(13)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
(1)
Savana 2500
(24)
Savana 3500
(11)
Savana 4500
Sierra 1500
(366)
Sierra 2500
(89)
Sierra 3500
(24)
Sierra EV
Sonoma
Suburban
Syclone
Terrain
(113)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(80)
Yukon XL
(37)
Sierra 1500 Trims
SLT
4WD Limited
AT4
(53)
AT4X
(7)
C3
Carrera GTS
Classic
Classic Denali
Denali
(65)
Denali Ultimate
(19)
Elevation
(102)
Limited
(2)
Limited AT4
Limited Denali
Limited Elevation
Limited Pro
Limited SLE
Limited SLT
Pro
(25)
SL
SLE
(36)
SLT
(49)
Special
Sport
W/T
(1)
XFE
SLT Package
Any
SLT Premium Plus Package
(16)
Laser Blue Metallic Special Edition
Black Pack
SLT Crew Cab Premium Plus Package
(1)
SLT Preferred Package
(15)
Onstar Plus Package
Professional Package
Off-Road Package
Sun And Navigation Package
Sierra Performance Edition
SLE Value Package
LPO, Deluxe Chrome Package
SLT Convenience Package
(8)
Max Trailering Package
(3)
LPO, Assist Step and Tonneau Package
Snow Plow Prep Package
(3)
Texas SLT Crew Cab Value Package
LPO, Bed Protection Package
SLE/SLT Trailering Package
Convenience Package
Entertainment Package, Rear Seat DVD Player
Sierra Special Edition
All Terrain X Edition
Chrome Essentials Package
LPO, Chrome Package
LPO, Cargo Convenience Package
(1)
Texas Edition SLT Premium Package
Texas SLT Premium Package
LPO, Chrome Appearance Package
SLT Eassist Package
Enhanced Driver Alert Package
(1)
LPO, GMC Interior Protection Package
All Terrain SLT Premium Package
(1)
Driver Alert Package II
(1)
LPO, Underbody Shield Package, Transfer Case Protection
X31 Off-Road and Protection Package
(6)
Light Duty Power Package
EZ-Lift Tailgate Package
Sierra Fleet Convenience Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Performance Upgrade Package
X31 Off-Road Package
(11)
SLT Crew Cab Value Package
(1)
LPO, Under Body Shield Package, Transfer Case Protection
SLT White Diamond Edition
White Diamond Edition
Limited Appearance Package
LPO, Black Badging Package
Laser Blue Special Edition
Suspension Package, Off-Road
(9)
SLT Premium Package
(11)
White Diamond Tricoat Edition
Texas Edition SLT Premium Plus Package
All Terrain Package
(1)
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
(1)
All Terrain Slt Crew Cab "Plus" Package
(1)
Driver Alert Package I
(2)
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
(2)
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
Skid Plate Package
Graphite Blue Metallic Edition
LPO, GMC Protection Package
(1)
Max Trailering Pack
SLT Preferred Equipment Group
Suspension Package, Off-Road"
Sierra Safety Plus Package
(5)
Add Another Make
Mileage
Mileage
Any
Mileage
Any
Condition
(1 selected)
New
(36)
Used
(49)
Manufacturer Certified
(5)
Third-Party Certified
(0)
Certified Program
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New
(36)
Used
(49)
Manufacturer Certified
(5)
Third-Party Certified
(0)
Certified Program
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Truck Cab Size
Crew Cab
(35)
Extended Cab
(8)
Regular Cab
(0)
Crew Cab
(35)
Extended Cab
(8)
Regular Cab
(0)
Truck Bed Length
Short
(31)
Medium
(18)
Long
(0)
Include unspecified lengths
(0)
Short
(31)
Medium
(18)
Long
(0)
Include unspecified lengths
(0)
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Certified 2026 GMC Sierra 1500 SLT
46,761
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Used
2024 GMC Sierra 1500
SLT
78K mi
41,190
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CarBravo Certified
2020 GMC Sierra 1500
SLT
64K mi
39,999
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2025 GMC Sierra 1500
SLT
39K mi
42,646
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Dealer Fees Included
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Used
2023 GMC Sierra 1500
SLT
52K mi
44,879
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No Accidents
High Demand
Used
2019 GMC Sierra 1500
SLT
70K mi
36,291
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Great Price
Dealer Fees Included
No Accidents
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2026 GMC Sierra 1500
SLT
0 mi
64,885
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CarBravo Certified
2022 GMC Sierra 1500
SLT
51K mi
46,983
See payment
Dealer Fees Included
No Accidents
Used
2022 GMC Sierra 1500
SLT
23K mi
43,686
See payment
Dealer Fees Included
No Accidents
CarBravo Certified
2023 GMC Sierra 1500
SLT
35K mi
48,685
See payment
Good Price
Dealer Fees Included
No Accidents
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Used
2024 GMC Sierra 1500
SLT
37K mi
43,974
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Great Price
Dealer Fees Included
No Accidents
360°
CarBravo Certified
2026 GMC Sierra 1500
SLT
18K mi
46,761
See payment
Great Price
Dealer Fees Included
No Accidents
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Used
2019 GMC Sierra 1500
SLT
84K mi
32,796
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2025 GMC Sierra 1500
SLT
39K mi
42,646
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2022 GMC Sierra 1500
SLT
21K mi
49,495
See payment
Dealer Fees Included
No Accidents
Used
2024 GMC Sierra 1500
SLT
78K mi
41,190
See payment
Great Price
Dealer Fees Included
No Accidents
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Newly Listed
Used
2021 GMC Sierra 1500
SLT
115K mi
27,900
See payment
No Accidents
Price Drop
Used
2019 GMC Sierra 1500
SLT
93K mi
34,771
See payment
Dealer Fees Included
No Accidents
High Demand
Used
2014 GMC Sierra 1500
SLT
76K mi
19,149
See payment
Great Price
Dealer Fees Included
Price Drop
Used
2021 GMC Sierra 1500
SLT
80K mi
33,420
See payment
Great Price
Dealer Fees Included
No Accidents
Newly Listed
Used
2018 GMC Sierra 1500
SLT
188K mi
18,495
See payment
No Accidents
Used
2019 GMC Sierra 1500
SLT
43K mi
37,872
See payment
No Accidents
Used
2018 GMC Sierra 1500
SLT
75K mi
28,995
See payment
No Accidents
Used
2021 GMC Sierra 1500
SLT
91K mi
32,995
See payment
No Accidents
Price Drop
CarBravo Certified
2020 GMC Sierra 1500
SLT
64K mi
39,999
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2015 GMC Sierra 1500
SLT
126K mi
18,545
See payment
No Accidents
Newly Listed
Used
2021 GMC Sierra 1500
SLT
49K mi
39,590
See payment
No Accidents
Newly Listed
Used
2019 GMC Sierra 1500
SLT
21K mi
39,590
See payment
No Accidents
Used
2020 GMC Sierra 1500
SLT
85K mi
34,200
See payment
No Accidents
See More Results
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