Used 2015 GMC Sierra 1500 SLT for SaleNationwide
347 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2015
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 129,475
- Stock #:
- 104862
- VIN:
- 3GTU2VEC2FG104862
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
129,475 mi
Wichita, KS
Great Deal
$18,095
- Year:
- 2015
- 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 (Iridium Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 135,399
- VIN:
- 1GTV2VEC8FZ285938
2015 GMC Sierra 1500
SLT Double Cab 4WD
135,399 mi
Spencerport, NY
Good Deal
$15,995
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Blue
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 92,215
- Stock #:
- 26T1365A
- VIN:
- 3GTU2VEJ3FG481957
2015 GMC Sierra 1500
SLT Crew Cab 4WD
92,215 mi
Lone Tree, CO
Fair Deal
$26,998
- 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 Diamond Clearcoat
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 136,253
- Stock #:
- 29167A
- VIN:
- 3GTP1VECXFG448388
2015 GMC Sierra 1500
SLT Crew Cab
136,253 mi
Tulsa, OK
Good Deal
$18,768
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Bronze Alloy Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 59,759
- Stock #:
- 4029SGX
- VIN:
- 3GTU2VEC8FG147232
2015 GMC Sierra 1500
SLT Crew Cab 4WD
59,759 mi
St Marys, PA
Fair Deal
$27,949
- Year:
- 2015
- 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:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 102,725
- Stock #:
- G406706A
- VIN:
- 3GTU2VEC4FG337741
2015 GMC Sierra 1500
SLT Crew Cab 4WD
102,725 mi
BeeCave, TX
Good Deal
$22,718
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- White
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 104,621
- Stock #:
- G369498
- VIN:
- 3GTU2VEJ7FG369498
2015 GMC Sierra 1500
SLT Crew Cab 4WD
104,621 mi
Jacksonville, AR
Fair Deal
$24,995
- Year:
- 2015
- 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:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 107,076
- Stock #:
- FG462204
- VIN:
- 3GTU2VEC0FG462204
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
107,076 mi
Muscatine, IA
Great Deal
$19,970
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Bronze Alloy Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 97,094
- Stock #:
- 246590
- VIN:
- 3GTU2VEC3FG246590
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
97,094 mi
Pendleton, IN
Fair Deal
$24,500
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sonoma Red Metallic
- Fuel type:
- Gasoline
- Interior color:
- Gray / Cocoa-Dune Leather
- Transmission:
- 6-Speed Automatic
- Mileage:
- 130,018
- Stock #:
- FG215557
- VIN:
- 3GTU2VEC4FG215557
2015 GMC Sierra 1500
SLT Crew Cab 4WD
130,018 mi
Bedford, OH
Good Deal
$17,197
- Year:
- 2015
- 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
- Mileage:
- 121,271
- Stock #:
- TW775
- VIN:
- 1GTV2VEC4FZ356391
2015 GMC Sierra 1500
SLT Double Cab 4WD
121,271 mi
Kingston, NH
Fair Deal
$18,294
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 138,479
- Stock #:
- 5920B
- VIN:
- 3GTP1VEC2FG244507
2015 GMC Sierra 1500
SLT Crew Cab
138,479 mi
Clearwater, FL
Fair Deal
$18,494
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Brown
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 112,483
- Stock #:
- 10949
- VIN:
- 3GTU2VEC5FG493531
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
112,483 mi
Farmington, NM
Fair Deal
$23,995
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Bronze Alloy Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 65,821
- Stock #:
- Z7227A
- VIN:
- 3GTU2VEC6FG368750
2015 GMC Sierra 1500
SLT Crew Cab 4WD
65,821 mi
Carnegie, PA
Fair Deal
$27,365
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Stone Blue Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 103,754
- Stock #:
- 26679B
- VIN:
- 3GTU2VEC1FG464415
Price drop
-$1,234
2015 GMC Sierra 1500
SLT Crew Cab 4WD
103,754 mi
Monticello, WI
Good Deal
$23,161
$21,926
- Year:
- 2015
- 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:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 90,675
- Stock #:
- C3411
- VIN:
- 1GTV2VEC3FZ437785
2015 GMC Sierra 1500
SLT Double Cab 4WD
90,675 mi
Lake City, MI
Good Deal
$19,932
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Bronze Alloy Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 137,405
- Stock #:
- XG519053
- VIN:
- 3GTP1VEC6FG519053
Price drop
-$1,000
2015 GMC Sierra 1500
SLT Crew Cab
137,405 mi
Simi Valley, CA
Good Deal
$17,958
$16,958
- Year:
- 2015
- 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:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 242,000
- Stock #:
- TW10672A
- VIN:
- 3GTU2VEC5FG420031
Price drop
-$700
2015 GMC Sierra 1500
SLT Crew Cab 4WD
242,000 mi
Twin Falls, ID
Good Deal
$13,098
$12,398
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Orange
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 87,474
- Stock #:
- P33369
- VIN:
- 3GTU2VEC8FG209180
Price drop
-$809
2015 GMC Sierra 1500
SLT Crew Cab 4WD
87,474 mi
Sublimity, OR
Good Deal
$24,999
$24,190
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sonoma Red Metallic
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 158,445
- Stock #:
- U4115
- VIN:
- 3GTU2VECXFG147054
2015 GMC Sierra 1500
SLT Crew Cab 4WD
158,445 mi
Winston-Salem, NC
Good Deal
$18,094
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Fire Red
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 155,140
- Stock #:
- 14724A
- VIN:
- 1GTV2VEC1FZ216055
Price drop
-$2,000
2015 GMC Sierra 1500
SLT Double Cab 4WD
155,140 mi
Yankton, SD
Great Deal
$14,982
$12,982
- Year:
- 2015
- 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
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 159,859
- Stock #:
- 49652
- VIN:
- 3GTU2VEC6FG449652
2015 GMC Sierra 1500
SLT Crew Cab 4WD
159,859 mi
Englewood, CO
Fair Deal
$17,987
- Year:
- 2015
- 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:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 143,081
- Stock #:
- 8336J
- VIN:
- 3GTU2VEC4FG185752
2015 GMC Sierra 1500
SLT Crew Cab 4WD
143,081 mi
Price, UT
Good Deal
$18,494
- Year:
- 2015
- 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
- Mileage:
- 99,950
- Stock #:
- 4850
- VIN:
- 3GTU2VEC6FG531400
2015 GMC Sierra 1500
SLT Crew Cab 4WD
99,950 mi
Rochester, NH
Fair Deal
$24,295
FAQs
How much does the GMC Sierra 1500 SLT cost?
The average GMC Sierra 1500 SLT costs about $18,874.56. The average price has decreased by -3.3% since last year. The 8188 for sale on CarGurus range from $2,136 to $136,390 in price.
How many GMC Sierra 1500 SLT vehicles have no reported accidents or damage?
6503 out of 8188 for sale 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 11 and 24 MPG/MPGe.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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