Used 2018 GMC Sierra 1500 SLT for SaleNationwide
877 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 58,095
- Stock #:
- CL7742A
- VIN:
- 3GTP1NEC8JG281909
New arrival
2018 GMC Sierra 1500
SLT Crew Cab
58,095 mi
Clearwater, FL
Fair Deal
$30,544
- 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:
- Gray
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 172,361
- Stock #:
- 159325
- VIN:
- 3GTU2NEC8JG159325
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
172,361 mi
Springville, AL
Great Deal
$19,099
- 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 (gpa)
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black (h3b)
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 128,564
- Stock #:
- 9667
- VIN:
- 3GTU2NEC0JG525505
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
128,564 mi
Aurora, IL
Good Deal
$23,588
- 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
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 89,578
- Stock #:
- U34640A
- VIN:
- 3GTU2NEC5JG287313
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
89,578 mi
Seattle, WA
Fair Deal
$29,900
- 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:
- 75,125
- Stock #:
- 25136A
- VIN:
- 3GTU2NECXJG346680
2018 GMC Sierra 1500
SLT Crew Cab 4WD
75,125 mi
Foley, MN
Fair Deal
$30,345
- 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:
- 18,414
- Stock #:
- 3P822
- VIN:
- 3GTU2NEC6JG366084
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
18,414 mi
Rainbow City, AL
Good Deal
$38,838
- 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:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 107,147
- Stock #:
- J6131D
- VIN:
- 3GTU2NECXJG325358
2018 GMC Sierra 1500
SLT Crew Cab 4WD
107,147 mi
Menomonie, WI
Fair Deal
$27,712
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 95,607
- Stock #:
- C263873D
- VIN:
- 3GTP1NEC1JG369040
2018 GMC Sierra 1500
SLT Crew Cab
95,607 mi
Tampa, FL
Fair Deal
$26,188
- 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:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 179,729
- Stock #:
- 9565
- VIN:
- 3GTU2NEC2JG586886
2018 GMC Sierra 1500
SLT Crew Cab 4WD
179,729 mi
Grand Junction, CO
Great Deal
$17,100
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 98,926
- Stock #:
- 6530A
- VIN:
- 3GTU2NER8JG295653
Price drop
-$721
2018 GMC Sierra 1500
SLT Crew Cab 4WD
98,926 mi
Tea, SD
Good Deal
$27,749
$27,028
- 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:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 132,698
- Stock #:
- 25098B
- VIN:
- 3GTU2NEC4JG399195
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
132,698 mi
Poplar Bluff, MO
Fair Deal
$26,287
- 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
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 84,844
- Stock #:
- RP12702
- VIN:
- 3GTU2NEC3JG275192
Price drop
-$882
2018 GMC Sierra 1500
SLT Crew Cab 4WD
84,844 mi
Prattville, AL
Fair Deal
$32,441
$31,559
- 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:
- Quicksilver Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 187,784
- Stock #:
- 51T144A
- VIN:
- 3GTU2NEJ3JG423937
2018 GMC Sierra 1500
SLT Crew Cab 4WD
187,784 mi
Hastings, MN
Good Deal
$17,610
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 76,037
- Stock #:
- S60044B
- VIN:
- 1GTV2NEC8JZ251359
Price drop
-$5,009
2018 GMC Sierra 1500
SLT Double Cab 4WD
76,037 mi
Madison, TN
Great Deal
$29,885
$24,876
- 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:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 137,900
- Stock #:
- P060364
- VIN:
- 3GTU2NEJ6JG593869
2018 GMC Sierra 1500
SLT Crew Cab 4WD
137,900 mi
Zumbrota, MN
Good Deal
$22,850
- 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
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 75,010
- Stock #:
- 26985A
- VIN:
- 1GTV2NECXJZ352404
2018 GMC Sierra 1500
SLT Double Cab 4WD
75,010 mi
Wakefield, MA
Good Deal
$27,174
- 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:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 77,140
- Stock #:
- GW1728
- VIN:
- 3GTU2NEJ4JG528325
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
77,140 mi
Woodbridge, NJ
Good Deal
$31,098
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 81,809
- Stock #:
- J0526107A
- VIN:
- 3GTU2NEC0JG339446
2018 GMC Sierra 1500
SLT Crew Cab 4WD
81,809 mi
Gladstone, OR
Great Deal
$28,498
- 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
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 157,215
- Stock #:
- 10971
- VIN:
- 3GTP1NEC2JG283199
2018 GMC Sierra 1500
SLT Crew Cab
157,215 mi
Temple Hills, MD
Good Deal
$16,798
- 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
Willoughby, OH
Good Deal
$26,443
- 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:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 85,270
- Stock #:
- 121827
- VIN:
- 3GTU2NEC7JG121827
2018 GMC Sierra 1500
SLT Crew Cab 4WD
85,270 mi
San Antonio, TX
Fair Deal
$30,262
- 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
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 121,278
- Stock #:
- T267745B
- VIN:
- 3GTU2NER3JG225364
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
121,278 mi
Chelsea, MI
Fair Deal
$24,813
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 138,421
- Stock #:
- FT29697B
- VIN:
- 3GTU1NER3JG269450
New arrival
2018 GMC Sierra 1500
SLT Crew Cab
138,421 mi
Las Cruces, NM
Fair Deal
$23,799
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 99,178
- Stock #:
- 2G260204A
- VIN:
- 3GTU2NEC2JG334183
2018 GMC Sierra 1500
SLT Crew Cab 4WD
99,178 mi
Baxter, MN
Fair Deal
$28,384
FAQs
How much does the GMC Sierra 1500 SLT cost?
The average GMC Sierra 1500 SLT costs about $26,354.74. The average price has decreased by -0.5% since last year. The 7350 for sale on CarGurus range from $4,607 to $74,189 in price.
How many GMC Sierra 1500 SLT vehicles have no reported accidents or damage?
5937 out of 7350 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.
Relevant articles
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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.
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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.
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