GMC Sierra 2500 Trucks for Sale in Connecticut
Sort
Filters
57 results
Location
Body Type
Price
Mileage
Make, Model, and Trim
Year
Chassis Options
State
New 2026 GMC Sierra 2500 Double Cab Cab Chassis
$54,986
sell
Key features
- Gasoline
- Double Cab
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Double Cab Cab Chassis
$54,986
sell
Key features
- Gasoline
- Double Cab
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Crew Cab
$92,050
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$99,060
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Pro Regular Cab
$54,900
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 AT4 Crew Cab
$90,540
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Crew Cab
$80,785
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 SLE Crew Cab
$78,150
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Pro Regular Cab
$54,975
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Crew Cab
$93,725
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 AT4 Crew Cab
$79,450
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 SLT Crew Cab
$86,850
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Crew Cab
$91,150
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 SLE Crew Cab
$65,320
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Pro Regular Cab
$54,975
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Pro Regular Cab
$54,975
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 AT4 Crew Cab
$90,475
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Crew Cab
$80,785
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$99,180
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$97,640
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$86,503
speed 6,851 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2025 GMC Sierra 2500 Denali Crew Cab
$68,003
speed 19,949 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$89,003
speed 7 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2026 GMC Sierra 2500 AT4 Crew Cab
$72,503
speed 18,578 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2022 GMC Sierra 2500 Denali Crew Cab
$55,003
speed 51,989 mi
sell
Key features
- Diesel
- Engine: 6.6L V8 DuraMax Diesel, Turbo
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2024 GMC Sierra 2500 Denali Crew Cab
$70,003
speed 16,131 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2024 GMC Sierra 2500 AT4 Crew Cab
$62,003
speed 49,758 mi
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2025 GMC Sierra 2500 Denali Crew Cab
$69,003
speed 22,353 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2025 GMC Sierra 2500 AT4X Crew Cab
$77,003
speed 24,662 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
Used 2020 GMC Sierra 2500 Denali Crew Cab
$49,003
speed 75,718 mi
sell
Key features
- Diesel
- Engine: 6.6L V8 DuraMax Diesel, Turbo
- 4WD
location_on
Ingersoll Auto of Danbury - GMC preview Test Site
Danbury, CT (566.1 mi)
