New GMC Sierra 1500 SLT for Sale nearUnion, IL
167 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 15T1798
- VIN:
- 3GTUUDED6TG409208
New arrival
Sponsored by Kunes Buick GMC of Stoughton
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Stoughton, WI
61 mi away
New car
MSRP $69,155
$60,576
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1,973
- Stock #:
- 260519
- VIN:
- 3GTUUDE80TG252892
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Burlington, WI
36 mi away
New car
MSRP $68,860
$62,544
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 694
- Stock #:
- 260644
- VIN:
- 1GTUUDE89TZ299323
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Burlington, WI
36 mi away
New car
MSRP $66,500
$62,041
- 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:
- Volcanic Red Tintcoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- LB26343
- VIN:
- 3GTUUDED0TG260228
2026 GMC Sierra 1500
SLT Crew Cab 4WD
North Riverside, IL
44 mi away
New car
MSRP $70,904
$58,682
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Onyx Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- B26031
- VIN:
- 3GTUUDEL2TG106787
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Arlington Heights, IL
28 mi away
New car
MSRP $70,375
$58,977
- 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:
- 3
- Stock #:
- B26622
- VIN:
- 3GTUUDEDXTG426741
2026 GMC Sierra 1500
SLT Crew Cab 4WD
North Riverside, IL
44 mi away
New car
MSRP $71,079
$59,440
- 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:
- 1
- Stock #:
- 826128
- VIN:
- 1GTUUDED1TZ319366
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Rockford, IL
24 mi away
New car
MSRP $66,605
$56,339
- 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 #:
- G15630
- VIN:
- 1GTUUDED9TZ381307
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:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 3815
- VIN:
- 3GTUUDEL8TG377966
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Elmhurst, IL
35 mi away
New car
MSRP $73,305
$63,242
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Summit White
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- B26038
- VIN:
- 3GTUUDEL2TG103713
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Arlington Heights, IL
28 mi away
New car
MSRP $69,880
$58,545
- 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:
- 15
- Stock #:
- 262197
- VIN:
- 1GTUUDED0TZ312795
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Madison, WI
72 mi away
New car
MSRP $67,495
$57,371
- 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:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- T22367
- VIN:
- 3GTUUDED9TG374454
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Highland, IN
72 mi away
New car
MSRP $67,290
$56,813
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- T26032
- VIN:
- 3GTUUDED9TG287881
Price drop
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Chicago, IL
53 mi away
New car
MSRP $68,735
$60,460
$56,615
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 19
- Stock #:
- 260552
- VIN:
- 3GTUUDE82TG375853
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Downers Grove, IL
38 mi away
New car
MSRP $67,070
$58,913
- 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:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- T22359
- VIN:
- 3GTUUDED7TG364554
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Highland, IN
72 mi away
New car
MSRP $66,755
$56,332
- 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:
- GLACIER WHITE TRICOAT
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 826190
- VIN:
- 3GTUUDEL4TG393615
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Rockford, IL
24 mi away
New car
MSRP $74,650
$61,161
- 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:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- T22385
- VIN:
- 3GTUUDED5TG366156
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Highland, IN
72 mi away
New car
MSRP $67,225
$56,755
- 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:
- 12
- Stock #:
- G260537
- VIN:
- 3GTUUDED0TG270158
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Madison, WI
75 mi away
New car
MSRP $69,060
$58,065
- 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, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- T22369
- VIN:
- 3GTUUDED2TG374456
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Highland, IN
72 mi away
New car
MSRP $67,290
$56,813
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- GN03684
- VIN:
- 1GTUUDED0TZ286974
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Morris, IL
59 mi away
New car
MSRP $68,240
$59,054
- 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:
- 7
- Stock #:
- M260499
- VIN:
- 3GTUUDED1TG370124
2026 GMC Sierra 1500
SLT Crew Cab 4WD
McHenry, IL
14 mi away
New car
MSRP $68,735
$58,436
- 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
- Combined gas mileage:
- 24 MPG
- 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
$59,627
- 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:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- T22424
- VIN:
- 3GTUUDEDXTG420132
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Highland, IN
72 mi away
New car
MSRP $67,505
$57,007
- 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:
- ONYX BLACK
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 826213
- VIN:
- 3GTUUDEL6TG393616
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Rockford, IL
24 mi away
New car
MSRP $73,155
$59,638
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 (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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