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New GMC Sierra 1500 SLT for Sale near Unity, ME

37 results
Unity, ME

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2026 GMC Sierra 1500

New car | MSRP $69,770

$63,626

Gorham, NH
92 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:
Titanium Rush Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
82
Stock number:
CG198827
VIN:
3GTUUDEL4TG117743

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2026 GMC Sierra 1500

New car | MSRP $66,220

$57,470

Auburn, ME
55 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:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Stock number:
197964
VIN:
3GTUUDED1TG197964

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2026 GMC Sierra 1500

New car | MSRP $67,394

$61,100

Gorham, NH
92 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
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
209
Stock number:
CG200821
VIN:
1GTUUDED4TZ181239

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2026 GMC Sierra 1500

New car | MSRP $66,535

$57,785

Auburn, ME
55 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
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Stock number:
195110
VIN:
3GTUUDED2TG195110

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2026 GMC Sierra 1500

New car | MSRP $71,165

$62,915

Auburn, ME
55 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:
Onyx Black
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Stock number:
178733
VIN:
3GTUUDEL9TG178733

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2026 GMC Sierra 1500

New car | MSRP $70,140

$61,890

Auburn, ME
55 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:
Titanium Rush Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Stock number:
178135
VIN:
3GTUUDEL0TG178135

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2026 GMC Sierra 1500

New car | MSRP $69,590

$61,340

Auburn, ME
55 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:
Volcanic Red
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Stock number:
176636
VIN:
3GTUUDEL1TG176636

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2026 GMC Sierra 1500

New car | MSRP $64,230

$56,980

Auburn, ME
55 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:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Stock number:
204028
VIN:
3GTUUDE85TG204028

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2026 GMC Sierra 1500

New car | MSRP $68,795

$65,545

Westbrook, ME
81 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:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Perforated Leather-Appointed Front Outb
Transmission:
Automatic
Mileage:
5
Stock number:
6GM15005
VIN:
3GTUUDE88TG252672

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2026 GMC Sierra 1500

New car | MSRP $68,915

$68,915

Ellsworth, ME
47 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:
Volcanic Red Tintcoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Stock number:
713378
VIN:
3GTUUDED8TG269078

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2026 GMC Sierra 1500

New car | MSRP $68,150

$63,900

Westbrook, ME
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:
Volcanic Red Tintcoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black, Perforated Leather-Appointed Front Outb
Transmission:
Automatic
Mileage:
5
Stock number:
6GM15007
VIN:
3GTUUDED1TG253692

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2026 GMC Sierra 1500

New car | MSRP $69,980

$66,730

Westbrook, ME
81 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
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Perforated Leather-Appointed Front Outb
Transmission:
Automatic
Mileage:
5
Stock number:
6GM15011
VIN:
3GTUUDE86TG252671

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  2. / New Cars
  3. / GMC Sierra 1500
  4. / SLT
  5. / Maine
  6. / Unity
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 EV battery range).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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