New GMC Sierra 1500 SLT for Sale nearUnion, IL
285 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 15T1851
- VIN:
- 3GTUUDED6TG460028
Sponsored by Kunes Buick GMC of Stoughton
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Stoughton, WI
61 mi away
New car
MSRP $71,149
$60,926
- 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate, Perforated Leather-Appointed Fr
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- 26721
- VIN:
- 3GTUUDED5TG485373
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Peru, IL
67 mi away
New car
MSRP $69,335
$61,966
- 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- G26312
- VIN:
- 3GTUUDED5TG484935
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Joliet, IL
49 mi away
New car
MSRP $69,435
$62,172
- 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:
- 333
- Stock #:
- G261362
- VIN:
- 3GTUUDED4TG368092
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Matteson, IL
63 mi away
New car
MSRP $66,390
$56,431
- 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:
- Glacier White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 3917
- VIN:
- 3GTUUDED2TG475903
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Elmhurst, IL
35 mi away
New car
MSRP $69,335
$59,347
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- B26676
- VIN:
- 1GTUUDED5TZ454706
2026 GMC Sierra 1500
SLT Crew Cab 4WD
North Riverside, IL
44 mi away
New car
MSRP $67,850
$56,800
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- N8039
- VIN:
- 3GTUUDED5TG494185
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Saint Charles, IL
24 mi away
New car
MSRP $65,835
$56,682
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 18
- Stock #:
- 260558
- VIN:
- 3GTUUDED8TG492396
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Downers Grove, IL
38 mi away
New car
MSRP $67,325
$56,613
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- N8040
- VIN:
- 3GTUUDED0TG492831
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Saint Charles, IL
24 mi away
New car
MSRP $65,340
$56,187
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- G15916
- VIN:
- 3GTUUDED0TG459103
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Naperville, IL
36 mi away
New car
MSRP $68,000
$56,913
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- G02865
- VIN:
- 3GTUUDED6TG458988
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Gurnee, IL
32 mi away
New car
MSRP $67,085
$56,413
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- M260637
- VIN:
- 1GTUUDED3TZ508360
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
McHenry, IL
14 mi away
New car
MSRP $67,955
$57,999
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- M260641
- VIN:
- 1GTUUDED1TZ509281
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
McHenry, IL
14 mi away
New car
MSRP $67,460
$57,552
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- G03060
- VIN:
- 3GTUUDEDXTG523504
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Gurnee, IL
32 mi away
New car
MSRP $67,355
$56,913
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- GLACIER WHITE TRICOAT
- Fuel type:
- Diesel
- Interior color:
- JET BLACK
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 826209
- VIN:
- 3GTUUDE87TG419331
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Rockford, IL
24 mi away
New car
MSRP $71,230
$57,438
- 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:
- 2
- Stock #:
- G15922
- VIN:
- 3GTUUDEDXTG459108
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Naperville, IL
36 mi away
New car
MSRP $68,000
$56,913
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 519
- Stock #:
- M26429
- VIN:
- 1GTUUDE8XTZ376720
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Lincolnwood, IL
44 mi away
New car
MSRP $68,370
$59,506
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 2,000
- Stock #:
- G15917
- VIN:
- 3GTUUDED0TG460106
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Naperville, IL
36 mi away
New car
MSRP $68,000
$56,913
- 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:
- 3
- Stock #:
- G15921
- VIN:
- 3GTUUDED5TG459100
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Naperville, IL
36 mi away
New car
MSRP $67,085
$56,413
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- G15960
- VIN:
- 3GTUUDED9TG459102
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Naperville, IL
36 mi away
New car
MSRP $68,000
$56,913
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 15T1867
- VIN:
- 3GTUUDED3TG466255
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Stoughton, WI
61 mi away
New car
MSRP $69,729
$59,644
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- M260639
- VIN:
- 1GTUUDEDXTZ508405
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
McHenry, IL
14 mi away
New car
MSRP $67,955
$57,999
- Year:
- 2026
- 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
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 3843
- VIN:
- 3GTUUDEL3TG417032
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Elmhurst, IL
35 mi away
New car
MSRP $70,015
$59,925
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 2,000
- Stock #:
- G02950
- VIN:
- 3GTUUDED5TG460361
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Gurnee, IL
32 mi away
New car
MSRP $67,085
$56,413
FAQs
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/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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