Used GMC Sierra 1500 SLT for Sale nearUnityville, PA
446 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 19,177
- Stock #:
- A60570P
- VIN:
- 1GTUUDED7TZ134089
Sponsored by Fred Beans Hyundai
2026 GMC Sierra 1500
SLT Crew Cab 4WD
19,177 mi
Doylestown, PA
96 mi away
Good Deal
$47,560
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 64,147
- Stock #:
- 4200A
- VIN:
- 3GTU9DED1MG222803
Sponsored Listing
2021 GMC Sierra 1500
SLT Crew Cab 4WD
64,147 mi
Archbald, PA
52 mi away
Good Deal
$37,490
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Blue
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 19,281
- Stock #:
- OPC-1292
- VIN:
- 1GTUUDED7RZ395943
New arrival
Sponsored Listing
2024 GMC Sierra 1500
SLT Crew Cab 4WD
19,281 mi
Elmira, NY
65 mi away
Good Deal
$48,174
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 87,760
- Stock #:
- U5161
- VIN:
- 3GTU9DEL2MG423181
2021 GMC Sierra 1500
SLT Crew Cab 4WD
87,760 mi
Washington, NJ
89 mi away
Great Deal
$33,540
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red
- Transmission:
- Automatic
- Mileage:
- 91,033
- Stock #:
- 193770
- VIN:
- 1GTV2NEC6JZ193770
2018 GMC Sierra 1500
SLT Double Cab 4WD
91,033 mi
Home delivery from Washington, MI
Price includes $341 shipping
Fair Deal
$26,611
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 73,353
- Stock #:
- T22373
- VIN:
- 1GTU9DEDXKZ325151
2019 GMC Sierra 1500
SLT Crew Cab 4WD
73,353 mi
Home delivery from Logan, UT
Price includes $1,814 shipping
Fair Deal
$35,308
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 74,963
- Stock #:
- 4278A
- VIN:
- 3GTU9DED3LG148802
2020 GMC Sierra 1500
SLT Crew Cab 4WD
74,963 mi
Archbald, PA
52 mi away
Good Deal
$34,990
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 105,928
- Stock #:
- BSU4984
- VIN:
- 3GTU9DED5KG266896
2019 GMC Sierra 1500
SLT Crew Cab 4WD
105,928 mi
Souderton, PA
89 mi away
Good Deal
$30,485
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 51,818
- Stock #:
- H66182A1
- VIN:
- 3GTU9DED7KG180263
2019 GMC Sierra 1500
SLT Crew Cab 4WD
51,818 mi
Montgomeryville, PA
96 mi away
Fair Deal
$36,934
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 140,989
- Stock #:
- CT-140989
- VIN:
- 1GTV2NEC0GZ350945
New arrival
2016 GMC Sierra 1500
SLT Double Cab 4WD
140,989 mi
Home delivery from Linden, NJ
Price includes $128 shipping
Great Deal
$14,668
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 20,766
- Stock #:
- KU2387
- VIN:
- 3GTU9DED6MG454085
2021 GMC Sierra 1500
SLT Crew Cab 4WD
20,766 mi
Montoursville, PA
20 mi away
Great Deal
$39,490
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 46,128
- Stock #:
- 21302A
- VIN:
- 3GTU9DED6LG170020
2020 GMC Sierra 1500
SLT Crew Cab 4WD
46,128 mi
Danville, PA
19 mi away
Good Deal
$38,485
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 30,164
- Stock #:
- 3442DFR
- VIN:
- 3GTUUDEDXSG370847
2025 GMC Sierra 1500
SLT Crew Cab 4WD
30,164 mi
Home delivery from Du Bois, PA
Price includes $171 shipping
Great Deal
$43,511
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 92,920
- Stock #:
- FP56216A
- VIN:
- 3GTUUDED5PG175990
2023 GMC Sierra 1500
SLT Crew Cab 4WD
92,920 mi
Bloomsburg, PA
17 mi away
Great Deal
$34,490
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 98,584
- Stock #:
- B13626C
- VIN:
- 3GTU2NER6JG304401
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
98,584 mi
Home delivery from Willoughby, OH
Price includes $1,008 shipping
Good Deal
$27,451
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 29,891
- Stock #:
- RG462681
- VIN:
- 3GTUUDE86RG462681
2024 GMC Sierra 1500
SLT Crew Cab 4WD
29,891 mi
Harrisburg, PA
70 mi away
Good Deal
$47,758
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 140,812
- Stock #:
- 1487
- VIN:
- 3GTU2NEC7JG606842
Price drop
-$500
2018 GMC Sierra 1500
SLT Crew Cab 4WD
140,812 mi
Hampton, NJ
89 mi away
Great Deal
$19,596
$19,096
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Volcanic Red Tintcoat
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Perforated leather-appointed front outb
- Transmission:
- Automatic
- Mileage:
- 69,506
- Stock #:
- 26583A
- VIN:
- 3GTUUDED6PG163329
2023 GMC Sierra 1500
SLT Crew Cab 4WD
69,506 mi
Home delivery from West Plains, MO
Price includes $2,200 shipping
Fair Deal
$42,508
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 22,302
- Stock #:
- 290126
- VIN:
- 3GTUUDED1SG290126
2025 GMC Sierra 1500
SLT Crew Cab 4WD
22,302 mi
Home delivery from Houston, TX
Price includes $1,334 shipping
Great Deal
$45,382
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 175,614
- Stock #:
- 474640
- VIN:
- 3GTP1VEC3FG474640
2015 GMC Sierra 1500
SLT Crew Cab
175,614 mi
Home delivery from Madison, NC
Price includes $579 shipping
Fair Deal
$16,373
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 79,176
- Stock #:
- G26384A
- VIN:
- 1GTU9DET0MZ155716
2021 GMC Sierra 1500
SLT Crew Cab 4WD
79,176 mi
Bartonsville, PA
67 mi away
Good Deal
$34,989
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 107,806
- Stock #:
- 286470
- VIN:
- 3GTU2NEC4GG286470
Price drop
-$500
2016 GMC Sierra 1500
SLT Crew Cab 4WD
107,806 mi
Home delivery from Somerset, NJ
Price includes $177 shipping
Good Deal
$22,965
$22,465
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 113,909
- Stock #:
- L2288A
- VIN:
- 3GTU2NEC1JG601054
2018 GMC Sierra 1500
SLT Crew Cab 4WD
113,909 mi
Lebanon, PA
62 mi away
Fair Deal
$27,405
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 14,856
- Stock #:
- 5619P
- VIN:
- 1GTUUDEDXTZ136080
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
14,856 mi
New Holland, PA
82 mi away
Great Deal
$46,500
FAQs
How much does the GMC Sierra 1500 SLT cost in Unityville, PA?
The average GMC Sierra 1500 SLT costs about $11,269.95. The average price has increased by 1.9% since last year. The 377 for sale near Unityville, PA on CarGurus, range from $9,401 to $73,389 in price.
How many GMC Sierra 1500 SLT vehicles in Unityville, PA have no reported accidents or damage?
281 out of 377 for sale near Unityville, PA have no reported accidents or damage.
What is the fuel economy of the GMC Sierra 1500 SLT?
Depending on the engine and options, the GMC Sierra 1500 SLT gets between 14 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
Relevant articles
Cherise Threewitt
2027 GMC Sierra 1500 Pricing, Specs, and Release Date
GMC has redesigned the Sierra 1500 full-size pickup truck for 2027, with new styling, powertrains, and safety and convenience features.
Craig Fitzgerald
The Best Trucks Under $25,000 in 2026
New trucks cost more than ever, but the prices of used ones finally seem to be cooling. You still can't find the latest and fanciest full-sizes for budget prices, but fortunately, there are plenty of good trucks under $25,000 these days. Here, we've assembled a list of the best.
CarGurus Editorial Team
Car Deals with 0% APR in July 2026
Our experts have tracked down the latest 0% APR car deals, as well as examined the pros and cons of interest-free car loans versus other financing options.
GMC Sierra 1500 SLT in Unityville PAGMC Sierra 1500 Denali in Unityville PAGMC Sierra 1500 AT4 in Unityville PAGMC Sierra 1500 Elevation in Unityville PAGMC Sierra 1500 SLE in Unityville PAGMC Sierra 1500 Base in Unityville PAGMC Sierra 1500 Work Truck in Unityville PAGMC Sierra 1500 SLE1 in Unityville PAGMC Sierra 1500 SL in Unityville PAGMC Sierra 1500 SLE2 in Unityville PA
GMC Sierra 1500 in Unityville PAOBS 1990s-era Chevy and Ford Trucks for Sale in Unityville PAUsed GMC Electric Cars for SaleLifted GMC trucks for sale in Unityville PAWork Trucks for Sale in Unityville PAAmerican Made Trucks For Sale in Unityville PAGM Certified Preowned Vehicles for Sale Near Unityville PABest Pickup Trucks For Sale in Unityville PA
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low Mileage in UnityvilleUsed SUVs / Crossovers for Sale with Low Mileage in UnityvilleUsed Hatchbacks for Sale with Low Mileage in UnityvilleUsed Convertibles for Sale with Low Mileage in UnityvilleUsed Vans for Sale with Low Mileage in UnityvilleUsed Minivans for Sale with Low Mileage in UnityvilleUsed Pickup Trucks for Sale with Low Mileage in UnityvilleUsed Coupes for Sale with Low Mileage in UnityvilleUsed Wagons for Sale with Low Mileage in Unityville
