Used 2018 GMC Sierra 1500 SLT for Sale Nationwide
916 results
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 33,266
- Stock #:
- 26236
- VIN:
- 3GTU2NEJ7JG331861
2018 GMC Sierra 1500
SLT Crew Cab 4WD
33,266 mi
Viroqua, WI
Great Deal
$34,697
- 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:
- Dark Slate Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 184,673
- Stock #:
- T16954A
- VIN:
- 3GTU2NEC3JG340509
Price drop
-$996
2018 GMC Sierra 1500
SLT Crew Cab 4WD
184,673 mi
Monroe, LA
Great Deal
$19,475
$18,479
- 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:
- Stone Blue Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 115,538
- Stock #:
- 1006
- VIN:
- 3GTU2NER4JG328678
2018 GMC Sierra 1500
SLT Crew Cab 4WD
115,538 mi
Anacortes, WA
Good Deal
$24,950
- 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:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 96,034
- Stock #:
- JG588014
- VIN:
- 3GTU2NECXJG588014
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
96,034 mi
Waco, TX
Good Deal
$29,219
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 108,878
- Stock #:
- 6209Y
- VIN:
- 3GTU2NECXJG583279
Price drop
-$1,003
2018 GMC Sierra 1500
SLT Crew Cab 4WD
108,878 mi
Myrtle Beach, SC
Fair Deal
$30,652
$29,649
- 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:
- Dark Slate Metallic
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 69,356
- Stock #:
- W62037B
- VIN:
- 3GTU2NECXJG296394
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
69,356 mi
Grand Rapids, MI
Good Deal
$30,779
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 137,696
- Stock #:
- 26T239A
- VIN:
- 3GTP1NEC9JG436015
Price drop
-$699
2018 GMC Sierra 1500
SLT Crew Cab
137,696 mi
Lakeland, FL
Fair Deal
$22,929
$22,230
- 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:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 92,353
- Stock #:
- 6GM0766A
- VIN:
- 3GTU2NEC0JG200868
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
92,353 mi
Westbrook, ME
Fair Deal
$28,584
- 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
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK, PERFORATED LEATHER-APPOINTED FRONT SEAT
- Transmission:
- Automatic
- Mileage:
- 61,599
- Stock #:
- T1275A
- VIN:
- 3GTU2NEC0JG347045
2018 GMC Sierra 1500
SLT Crew Cab 4WD
61,599 mi
Cumming, GA
Good Deal
$33,643
- 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:
- Silver
- Fuel type:
- Gasoline
- Mileage:
- 134,460
- Stock #:
- 20266A
- VIN:
- 3GTU2NECXJG447623
2018 GMC Sierra 1500
SLT Crew Cab 4WD
134,460 mi
Arundel, ME
Great Deal
$21,484
- 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 (Maroon)
- Fuel type:
- Gasoline
- Mileage:
- 161,847
- Stock #:
- T5629
- VIN:
- 1GTV2NEC7JZ190893
2018 GMC Sierra 1500
SLT Double Cab 4WD
161,847 mi
Belle Fourche, SD
Fair Deal
$18,983
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Stone Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Leather-Appointed Front Seat Trim
- Transmission:
- Automatic
- Mileage:
- 115,860
- Stock #:
- 26472A
- VIN:
- 3GTP1NECXJG447573
2018 GMC Sierra 1500
SLT Crew Cab
115,860 mi
Tyler, TX
Good Deal
$23,921
- 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:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 69,382
- Stock #:
- 75478C
- VIN:
- 3GTU2NEC0JG242442
2018 GMC Sierra 1500
SLT Crew Cab 4WD
69,382 mi
Sacramento, CA
Fair Deal
$32,460
- 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 Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 8-Speed Automatic
- Mileage:
- 77,712
- Stock #:
- D2402B
- VIN:
- 3GTU2NER8JG312998
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
77,712 mi
Metropolis, IL
Good Deal
$29,976
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 113,652
- Stock #:
- H46311A
- VIN:
- 3GTU2NEC0JG579208
2018 GMC Sierra 1500
SLT Crew Cab 4WD
113,652 mi
Huntington, WV
Good Deal
$26,620
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- [G1W] White Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 112,435
- Stock #:
- 439297
- VIN:
- 3GTU2NEJ7JG439297
![[G1W] White Frost Tricoat 2018 GMC Sierra 1500 SLT Crew Cab 4WD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2025/11/27/06/14/2018_gmc_sierra_1500-pic-5127911913122016772-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
2018 GMC Sierra 1500
SLT Crew Cab 4WD
112,435 mi
Dallas, TX
Fair Deal
$30,464
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 71,169
- Stock #:
- JG262193
- VIN:
- 3GTP1NEC6JG262193
Price drop
-$907
2018 GMC Sierra 1500
SLT Crew Cab
71,169 mi
Nokomis, FL
Good Deal
$28,543
$27,636
- 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 Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 58,907
- Stock #:
- FPJG334722
- VIN:
- 3GTU2NER0JG334722
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
58,907 mi
Fort Morgan, CO
Good Deal
$34,332
- 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:
- Stone Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 68,720
- Stock #:
- R1328A
- VIN:
- 3GTU2NEC0JG373094
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
68,720 mi
Cranberry Twp, PA
Good Deal
$31,293
- 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:
- Quartz
- Fuel type:
- Gasoline
- Interior color:
- Gray (Graphite)
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 74,000
- Stock #:
- G326014
- VIN:
- 3GTU2NEC5JG326014
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
74,000 mi
Albertville, AL
Good Deal
$32,474
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red Quartz Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 107,711
- Stock #:
- D60376A
- VIN:
- 3GTP1NEC0JG558116
New arrival
2018 GMC Sierra 1500
SLT Crew Cab
107,711 mi
Houston, TX
Fair Deal
$23,930
- 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:
- Dark Slate Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 105,740
- Stock #:
- JG295656A
- VIN:
- 3GTU2NER3JG295656
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
105,740 mi
Campbellsville, KY
Good Deal
$27,212
- 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:
- Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 111,104
- Stock #:
- G2286
- VIN:
- 3GTU2NECXJG312383
2018 GMC Sierra 1500
SLT Crew Cab 4WD
111,104 mi
El Paso, TX
Good Deal
$28,000
- 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:
- Dark Slate Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 115,729
- Stock #:
- GL51021A
- VIN:
- 3GTU2NEC1JG554902
2018 GMC Sierra 1500
SLT Crew Cab 4WD
115,729 mi
Bellevue, WA
Fair Deal
$28,179
FAQs
How much does the GMC Sierra 1500 SLT cost?
The average GMC Sierra 1500 SLT costs about $26,690.64. The average price has decreased by -1.1% since last year. The 7084 for sale on CarGurus range from $4,500 to $73,052 in price.
How many GMC Sierra 1500 SLT vehicles have no reported accidents or damage?
5654 out of 7084 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 (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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