(opens in new window)
Home
Used Cars
New Cars
Private Seller Cars
Sell My Car
Instant Cash Offer
Research & Tools
Helpful Links
Find Local Dealers
Best Car Deals
Best Truck Deals
Best SUV Deals
Buy Cars Online
Car Research & News
Research & Information
New & Future Models
Trim Comparisons
Car Buying Tools
Buying & Selling Tips
Car Payment Calculator
Affordability Calculator
Car Lease Calculator
See if you can save on car insurance on KBB.com
Get a Kelley Blue Book® Instant Cash Offer
Run a free AutoCheck Vehicle History Report with Experian
AI Mode
Beta
Home
Used Cars
New Cars
Private Seller Cars
Sell My Car
Instant Cash Offer
Research & Tools
AI Mode
Beta
Ask Autotrader
Try Conversational Shopping
Try Conversational Shopping.
Ask Autotrader
Location & Delivery
50 Miles
Distance
ZIP Code
Include all deliverable cars
50 Miles
Distance
ZIP Code
Include all deliverable cars
Year
Min Year
Any
Max Year
Any
Min Year
Any
Max Year
Any
Price & Payments
Price selected
Price
Payment
Min Price
$22,990
Max Price
$67,974
Price Rating
Good Price
(1)
Great Price
(2)
Transparent Pricing
Only show listings with dealer fees included
(9)
Price selected
Price
Payment
Min Price
$22,990
Max Price
$67,974
Price Rating
Good Price
(1)
Great Price
(2)
Transparent Pricing
Only show listings with dealer fees included
(9)
Make, Model & Trim
GMC
Models
Sierra 2500
Acadia
(80)
Caballero
Canyon
(45)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(10)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(23)
Savana 3500
(5)
Savana 4500
Sierra 1500
(239)
Sierra 2500
(73)
Sierra 3500
(21)
Sierra EV
(6)
Sonoma
Suburban
Syclone
Terrain
(76)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(69)
Yukon XL
(25)
Sierra 2500 Trims
SLT
4WD 2500
AT4
(9)
AT4X
(6)
Classic SL
Classic SLE
Classic SLT
Classic W/T
Denali
(29)
Denali Ultimate
(9)
Pro
(3)
SL
SLE
(4)
SLT
(11)
W/T
SLT Package
Any
Onstar Plus Package
SLT Preferred Package
(1)
SLT Premium Plus Package
LPO, Hitch Package
All Terrain HD Package
Sun And Navigation Package
SLT Convenience Package
(5)
Convenience Package
Snow Plow Prep Package
Max Trailering Package
License Plate Front Mounting Package
Gooseneck/5th Wheel Prep Package
(1)
EZ-Lift Tailgate Package
X31 Off-Road and Protection Package
(1)
Texas SLT Premium Package
Driver Alert Package II
LPO, Chrome Appearance Package
LPO, Cargo Convenience Package
LPO, GMC Interior Protection Package
Sierra HD Pro Safety Plus Package
(1)
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
(1)
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Black Badging Package
SLT Premium Package
(2)
Suspension Package, Off-Road
(3)
Duramax Plus Package
Skid Plate Package, Frame-Mounted Shields
Texas Edition SLT Premium Plus Package
Heavy-Duty Power Package
Driver Alert Package
(1)
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
(2)
Gooseneck/5TH Wheel Prep Package
(1)
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
(80)
Caballero
Canyon
(45)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(10)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(23)
Savana 3500
(5)
Savana 4500
Sierra 1500
(239)
Sierra 2500
(73)
Sierra 3500
(21)
Sierra EV
(6)
Sonoma
Suburban
Syclone
Terrain
(76)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(69)
Yukon XL
(25)
Sierra 2500 Trims
SLT
4WD 2500
AT4
(9)
AT4X
(6)
Classic SL
Classic SLE
Classic SLT
Classic W/T
Denali
(29)
Denali Ultimate
(9)
Pro
(3)
SL
SLE
(4)
SLT
(11)
W/T
SLT Package
Any
Onstar Plus Package
SLT Preferred Package
(1)
SLT Premium Plus Package
LPO, Hitch Package
All Terrain HD Package
Sun And Navigation Package
SLT Convenience Package
(5)
Convenience Package
Snow Plow Prep Package
Max Trailering Package
License Plate Front Mounting Package
Gooseneck/5th Wheel Prep Package
(1)
EZ-Lift Tailgate Package
X31 Off-Road and Protection Package
(1)
Texas SLT Premium Package
Driver Alert Package II
LPO, Chrome Appearance Package
LPO, Cargo Convenience Package
LPO, GMC Interior Protection Package
Sierra HD Pro Safety Plus Package
(1)
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
(1)
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Black Badging Package
SLT Premium Package
(2)
Suspension Package, Off-Road
(3)
Duramax Plus Package
Skid Plate Package, Frame-Mounted Shields
Texas Edition SLT Premium Plus Package
Heavy-Duty Power Package
Driver Alert Package
(1)
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
(2)
Gooseneck/5TH Wheel Prep Package
(1)
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
Mileage
Min
–
Selected mileage range
Max
Mileage
Min
–
Selected mileage range
Max
Condition
(1 selected)
New
(9)
Used
(11)
Manufacturer Certified
(1)
Third-Party Certified
(0)
Certified Program
Learn more
New
(9)
Used
(11)
Manufacturer Certified
(1)
Third-Party Certified
(0)
Certified Program
Learn more
Color
Loading...
Drive Type
Loading...
Body Style
Loading...
Truck Cab Size
Crew Cab
(9)
Extended Cab
(2)
Regular Cab
(0)
Crew Cab
(9)
Extended Cab
(2)
Regular Cab
(0)
Truck Bed Length
Short
(0)
Medium
(11)
Long
(0)
Include unspecified lengths
(0)
Short
(0)
Medium
(11)
Long
(0)
Include unspecified lengths
(0)
Vehicle History
Loading...
Features
Loading...
Fuel Type
Loading...
Fuel Economy
Loading...
Transmission
Loading...
Cylinders
Loading...
Engine Displacement
Loading...
Number of Seats
Loading...
Number of Doors
Loading...
Purchase Options
Seller Type
Loading...
Used GMC Sierra 2500 SLT for Sale
in Wethersfield, CT
Change location
Filters (4)
Save Search
|
Clear Filters
Items 1 to 2 of 6.
Used
GMC
Sierra 2500
SLT
Under $35,000
GMC Certified Pre-Owned
(1)
1999 and newer
(11)
2025 and older
(8)
AWD/4WD
(11)
It looks like this GMC Sierra 2500 has already found a new home.
Check out other great options we've picked for you.
Sponsored by Scranton GMC of Vernon
Hide
New 2026 GMC Sierra 2500 SLT w/ SLT Premium Package
76,134
MSRP
$84,810
See estimated payment
Dealer Fees Included
Similar Match
Scranton GMC of Vernon
(860) 375-0198
Check Availability
109
View Vehicles
11 Matches
Sort by Relevance
Used
2023 GMC Sierra 2500
SLT
32K mi
55,974
See payment
No Additional Dealer Fees
No Accidents
Newly Listed
Used
2025 GMC Sierra 2500
SLT
28K mi
60,684
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2023 GMC Sierra 2500
SLT
32K mi
55,974
See payment
No Additional Dealer Fees
No Accidents
Used
2015 GMC Sierra 2500
SLT
96K mi
32,578
See payment
Good Price
Dealer Fees Included
Used
2024 GMC Sierra 2500
SLT
78K mi
47,847
See payment
Great Price
Dealer Fees Included
No Accidents
Used
2015 GMC Sierra 2500
SLT
70K mi
35,988
See payment
Dealer Fees Included
No Accidents
Newly Listed
Consider Buying New
2026 GMC Sierra 2500
SLT
0 mi
76,220
Advertisement
Used
2026 GMC Sierra 2500
SLT
12K mi
67,974
See payment
No Additional Dealer Fees
No Accidents
360°
Used
2026 GMC Sierra 2500
SLT
28K mi
64,974
See payment
No Additional Dealer Fees
No Accidents
Used
2026 GMC Sierra 2500
SLT
28K mi
63,974
See payment
No Additional Dealer Fees
No Accidents
Used
2015 GMC Sierra 2500
SLT
126K mi
22,990
See payment
No Accidents
Used
2022 GMC Sierra 2500
SLT
60K mi
46,000
See payment
Dealer Fees Included
CarBravo Certified
2024 GMC Sierra 2500
SLT
26K mi
59,694
See payment
No Accidents
You've cruised through matches within 50 miles.
Update your search distance
Radius
50 Miles
You have reached the maximum results allowed for a search. Please update your search criteria.
View Nationwide Inventory
Similar Vehicles for Sale
Used 2023 GMC Sierra 2500 SLT for Sale
1 for sale
Used 2025 GMC Sierra 2500 SLT for Sale
1 for sale
Used 2020 GMC Sierra 2500 SLT for Sale
Used 2024 GMC Sierra 2500 SLT for Sale
2 for sale
Used 2026 GMC Sierra 2500 SLT for Sale
3 for sale
Used GMC Sierra 2500 SLT in Nearby Cities
Used GMC Sierra 2500 SLT For Sale in Hartford
11 for sale
Used Cars for Sale
GMC
Sierra 2500
SLT
<!--{"relevance":[true,{"relevanceVersion":"relevance-v3"}],"cypress_e2e":[false,{}],"cypressE2e":[false,{}]}-->
GMC Sierra 2500 SLT
Pricing
Used GMC Sierra 2500 SLT Price By Year
Prices are based on actual listings found on Autotrader for the model years 2015 - 2026.
2026 GMC Sierra 2500 SLT
- $65,641 Average Price
2025 GMC Sierra 2500 SLT
- $60,684 Average Price
2024 GMC Sierra 2500 SLT
- $53,770 Average Price
2023 GMC Sierra 2500 SLT
- $55,974 Average Price
2022 GMC Sierra 2500 SLT
- $46,000 Average Price
2015 GMC Sierra 2500 SLT
- $30,519 Average Price
See More
Learn more
