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Used Cars for Sale
GMC
Sierra 2500
SLT
Used GMC Sierra 2500 SLT for Sale in Groton, CT
06340
Filters (4)
Items 1 to 2 of 6.
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(2)
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(4)
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GMC
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Sierra 2500
Acadia
(72)
Caballero
Canyon
(27)
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(1)
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G1500
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G3500
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(5)
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(8)
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(3)
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(171)
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(22)
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(15)
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(68)
TopKick C4500
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(41)
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(16)
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(2)
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(1)
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EZ-Lift Tailgate Package
X31 Off-Road and Protection Package
(2)
Texas SLT Premium Package
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(1)
LPO, Chrome Appearance Package
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(1)
LPO, GMC Interior Protection Package
Sierra HD Pro Safety Plus Package
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X31 Off-Road Package
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LPO, Black Badging Package
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(2)
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(1)
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(1)
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Driver Alert Package
Z71 Off-Road Package
LPO, Protection Package
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All Terrain X HD Package
Deep Indigo Metallic Edition
LPO, On The Job Package
Snow Plow Prep/Camper Package
(3)
Gooseneck/5TH Wheel Prep Package
Gooseneck/5TH Wheel Package
(1)
LPO, Assist Step and Floor Liner Package
Mocha Steel Metallic Edition
Technology Package
SLT Preferred Equipment Group
Skid Plate Package
LPO, GMC Protection Package
2500HD SLT Gas Premium Plus Package
All-Terrain HD Package
Entertainment Package
Graphite Blue Metallic Edition
Add Another Make
GMC
Models
Sierra 2500
Acadia
(72)
Caballero
Canyon
(27)
Envoy
(1)
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(5)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(8)
Savana 3500
(3)
Savana 4500
Sierra 1500
(171)
Sierra 2500
(22)
Sierra 3500
(15)
Sierra EV
(1)
Sonoma
Suburban
Syclone
Terrain
(68)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(41)
Yukon XL
(16)
Sierra 2500 Trims
SLT
4WD 2500
AT4
(2)
AT4X
Classic SL
Classic SLE
Classic SLT
Classic W/T
Denali
(11)
Denali Ultimate
(1)
Pro
SL
SLE
(3)
SLT
(4)
W/T
(1)
SLT Package
Any
Onstar Plus Package
SLT Preferred Package
SLT Premium Plus Package
LPO, Hitch Package
All Terrain HD Package
Sun And Navigation Package
SLT Convenience Package
Convenience Package
Snow Plow Prep Package
(1)
Max Trailering Package
License Plate Front Mounting Package
Gooseneck/5th Wheel Prep Package
EZ-Lift Tailgate Package
X31 Off-Road and Protection Package
(2)
Texas SLT Premium Package
Driver Alert Package II
(1)
LPO, Chrome Appearance Package
LPO, Cargo Convenience Package
(1)
LPO, GMC Interior Protection Package
Sierra HD Pro Safety Plus Package
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Black Badging Package
SLT Premium Package
(2)
Suspension Package, Off-Road
(1)
Duramax Plus Package
(1)
Skid Plate Package, Frame-Mounted Shields
Texas Edition SLT Premium Plus Package
Heavy-Duty Power Package
Driver Alert Package
Z71 Off-Road Package
LPO, Protection Package
Driver Alert Package I
All Terrain X HD Package
Deep Indigo Metallic Edition
LPO, On The Job Package
Snow Plow Prep/Camper Package
(3)
Gooseneck/5TH Wheel Prep Package
Gooseneck/5TH Wheel Package
(1)
LPO, Assist Step and Floor Liner Package
Mocha Steel Metallic Edition
Technology Package
SLT Preferred Equipment Group
Skid Plate Package
LPO, GMC Protection Package
2500HD SLT Gas Premium Plus Package
All-Terrain HD Package
Entertainment Package
Graphite Blue Metallic Edition
Add Another Make
Mileage
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Any
Mileage
Any
Condition
(1 selected)
New
(10)
Used
(4)
Manufacturer Certified
(0)
Third-Party Certified
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New
(10)
Used
(4)
Manufacturer Certified
(0)
Third-Party Certified
(0)
Certified Program
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Crew Cab
(1)
Extended Cab
(0)
Regular Cab
(0)
Crew Cab
(1)
Extended Cab
(0)
Regular Cab
(0)
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Short
(0)
Medium
(4)
Long
(0)
Include unspecified lengths
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Short
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Medium
(4)
Long
(0)
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Certified 2025 GMC Sierra 2500 Denali Ultimate
86,387
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Used
2022 GMC Sierra 2500
SLT
37K mi
54,945
See payment
No Accidents
Used
2019 GMC Sierra 2500
SLT
88K mi
45,499
See payment
No Accidents
Newly Listed
Used
2022 GMC Sierra 2500
SLT
93K mi
46,908
See payment
No Accidents
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Credit Rating
Excellent (740-900)
Credit Rating
Excellent (740-900)
Very Good (700-739)
Good (670-699)
Fair (630-669)
Rebuilding (580-629)
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Used
2023 GMC Sierra 2500
SLT
67K mi
50,978
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2026 GMC Sierra 2500
SLT
27 mi
78,733
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