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New GMC Sierra 1500 SLT for Sale near Duncan, OK

180 results
Duncan, OK
2026 GMC Sierra 1500 SLT Crew Cab 4WD Vanguard GMC of Sherman

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,009

Sherman, TX
97 mi away
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
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
3
Stock number:
TG217855
VIN:
3GTUUDEDXTG217855

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $71,410

$68,900

Chickasha, OK
36 mi away
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:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
4
Stock number:
TG232284
VIN:
3GTUUDEL3TG232284

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $68,335

$56,718

Pauls Valley, OK
43 mi away
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
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
G119230
VIN:
1GTUUDED6TZ119230

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $64,095

$53,845

Guthrie, OK
96 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
273
Stock number:
TG117107
VIN:
3GTUUDED8TG117107

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,710

Oklahoma City, OK
72 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black, Perforated leather-appointed front outb
Transmission:
Automatic
Mileage:
4
Stock number:
TG131822
VIN:
3GTUUDED3TG131822

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

New car | MSRP $65,740

$52,539

Oklahoma City, OK
72 mi away
Year:
2025
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 outb
Transmission:
Automatic
Mileage:
439
Stock number:
SZ265067
VIN:
1GTUUDED7SZ265067

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,710

Oklahoma City, OK
72 mi away
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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Jet Black, Perforated leather-appointed front outb
Transmission:
Automatic
Mileage:
4
Stock number:
TG132000
VIN:
3GTUUDEDXTG132000

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,500

$53,995

Oklahoma City, OK
75 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Volcanic Red Tintcoat
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
4
Stock number:
TG125824
VIN:
3GTUUDE86TG125824

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

New car | MSRP $67,770

$54,520

Decatur, TX
91 mi away
Year:
2025
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 Outb
Transmission:
Automatic
Mileage:
2
Stock number:
152682
VIN:
3GTUUDED5SG333303

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

New car | MSRP $67,770

$54,020

Decatur, TX
91 mi away
Year:
2025
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 Outb
Transmission:
Automatic
Mileage:
6,775
Stock number:
153231
VIN:
3GTUUDED9SG348337

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $64,095

$53,845

Oklahoma City, OK
81 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock number:
TZ222313
VIN:
1GTUUDEDXTZ222313

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $63,600

$53,350

Oklahoma City, OK
81 mi away
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:
GAZ/SUMMIT WHIT
Fuel type:
Gasoline
Interior color:
H1Y/JET BLACK
Transmission:
Automatic
Mileage:
1
Stock number:
TZ256040
VIN:
1GTUUDED6TZ256040

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$57,090

Oklahoma City, OK
81 mi away
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
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
5
Stock number:
TZ254322
VIN:
1GTUUDED6TZ254322

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,009

Sherman, TX
97 mi away
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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
3
Stock number:
TG213506
VIN:
3GTUUDED9TG213506

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,675

$57,465

Vernon, TX
80 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Gray
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
3
Stock number:
TG220572
VIN:
3GTUUDE89TG220572

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,009

Sherman, TX
97 mi away
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
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
3
Stock number:
TG217855
VIN:
3GTUUDEDXTG217855

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$56,009

Sherman, TX
97 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
TG217770
VIN:
3GTUUDED2TG217770

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,130

$59,880

Decatur, TX
91 mi away
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:
Dark Walnut/Slate, Perforated Leather-Appointed Fr
Transmission:
Automatic
Mileage:
3
Stock number:
161458
VIN:
3GTUUDE82TG224270

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,585

$56,926

Oklahoma City, OK
75 mi away
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:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
4
Stock number:
TG126351
VIN:
3GTUUDE85TG126351

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,090

$57,519

Oklahoma City, OK
75 mi away
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
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
5
Stock number:
TG124927
VIN:
3GTUUDE80TG124927

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,845

$55,574

Sherman, TX
97 mi away
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
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
5
Stock number:
TZ109283
VIN:
1GTUUDEDXTZ109283

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,340

$57,090

Oklahoma City, OK
81 mi away
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
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
5
Stock number:
TG104747
VIN:
3GTUUDED1TG104747

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,845

$56,751

Oklahoma City, OK
72 mi away
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
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate, Perforated leather-appointed fr
Transmission:
Automatic
Mileage:
3
Stock number:
TG131707
VIN:
3GTUUDED3TG131707

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $64,095

$53,845

Oklahoma City, OK
81 mi away
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:
GBA/ONYX BLACK
Fuel type:
Gasoline
Interior color:
H1Y/JET BLACK
Transmission:
Automatic
Mileage:
1
Stock number:
TZ226601
VIN:
1GTUUDED2TZ226601

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  3. / GMC Sierra 1500
  4. / SLT
  5. / Oklahoma
  6. / Duncan
FAQs

GMC Sierra 1500 SLT 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 16 and 24 MPG (or MPGe).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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