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  • Pacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLT

    $49,399

    22,889 mi.
    Est. $929/mo

    Napleton's Schaumburg Buick GMC

    4.2
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    Schaumburg, IL (26 mi)

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  • Onyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLT

    $37,740

    $200
    89,217 mi.
    Est. $709/mo

    Bob Johnson Used-North Country

    Check Availability
    Watertown, NY (609 mi)

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  • White Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLT

    $42,995

    $1K
    60,663 mi.
    Est. $808/mo

    Koons of Tysons Chevrolet GMC

    4.5
    Check Availability
    Vienna, VA (584 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $39,500

    $500
    32,760 mi.
    Est. $742/mo

    Jacobs Motors Karma Tampa Bay

    4.1
    Check Availability
    Bradenton, FL (1,036 mi)
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  • Onyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLT

    $36,994

    $800
    84,647 mi.
    Est. $695/mo

    Tom Gill Chevrolet

    4.9
    Check Availability
    Florence, KY (254 mi)
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  • White Frost 2023 GMC Sierra 1500 SLTWhite Frost 2023 GMC Sierra 1500 SLTWhite Frost 2023 GMC Sierra 1500 SLTWhite Frost 2023 GMC Sierra 1500 SLTWhite Frost 2023 GMC Sierra 1500 SLTWhite Frost 2023 GMC Sierra 1500 SLT

    $38,216

    $1K
    94,224 mi.
    Est. $718/mo

    Gay Family Auto

    4.8
    Check Availability
    Dickinson, TX (954 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $42,995

    85,965 mi.
    Est. $808/mo

    George White Chevrolet

    4.8
    Check Availability
    Ames, IA (307 mi)
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  • Sterling 2023 GMC Sierra 1500 SLTSterling 2023 GMC Sierra 1500 SLTSterling 2023 GMC Sierra 1500 SLTSterling 2023 GMC Sierra 1500 SLTSterling 2023 GMC Sierra 1500 SLTSterling 2023 GMC Sierra 1500 SLT

    $44,783

    $538
    61,985 mi.
    Est. $842/mo

    ALL STAR BUICK GMC TRUCK

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    Sulphur, LA (866 mi)

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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $40,500

    55,092 mi.
    Est. $761/mo

    Dellen Chrysler Dodge Jeep RAM

    4.7
    Check Availability
    Greenfield, IN (174 mi)
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  • Summit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLT

    $50,844

    59,151 mi.
    Est. $956/mo

    Rick Hendrick Buick GMC

    4.8
    Check Availability
    Duluth, GA (580 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $47,503

    39,435 mi.
    Est. $893/mo

    Fort Collins Dodge, Chrysler, Jeep, RAM

    4.9
    Check Availability
    Fort Collins, CO (910 mi)
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  • Onyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLT

    $42,702

    58,125 mi.
    Est. $803/mo

    Freedom Dodge Chrysler Jeep Ram by Ed Morse

    4.8
    Check Availability
    Duncanville, TX (815 mi)
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  • Pacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLTPacific Blue Metallic 2023 GMC Sierra 1500 SLT

    $48,670

    30,006 mi.
    Est. $915/mo

    Fred Anderson Chevrolet Buick GMC

    4.1
    Check Availability
    Greer, SC (562 mi)
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  • Summit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLT

    $45,995

    39,396 mi.
    Est. $865/mo

    ALL STAR BUICK GMC TRUCK

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    Sulphur, LA (866 mi)

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  • Summit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLT

    $46,750

    $241
    25,678 mi.
    Est. $879/mo

    Rockwall Kia

    4.2
    Check Availability
    Rockwall, TX (785 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $43,818

    $200
    73,879 mi.
    Est. $824/mo

    Hennessy Lexus Gwinnett

    4.1
    Check Availability
    Duluth, GA (580 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $52,919

    $493
    22,964 mi.
    Est. $995/mo

    AutoNation Chevrolet West Amarillo

    4.7
    Check Availability
    Amarillo, TX (899 mi)
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  • Volcanic Red Tintcoat 2023 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2023 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2023 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2023 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2023 GMC Sierra 1500 SLTVolcanic Red Tintcoat 2023 GMC Sierra 1500 SLT

    $42,825

    41,270 mi.
    Est. $805/mo

    Price LeBlanc Lexus

    4.7
    Check Availability
    Baton Rouge, LA (818 mi)
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  • Onyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLTOnyx Black 2023 GMC Sierra 1500 SLT

    $48,044

    $500
    35,308 mi.
    Est. $903/mo

    Tasca Buick GMC Clearwater

    4.8
    Check Availability
    Clearwater, FL (1,003 mi)
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  • Summit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLTSummit White 2023 GMC Sierra 1500 SLT

    $36,800

    $194
    79,048 mi.
    Est. $692/mo

    Spitzer CJDR St. Marys

    4.6
    Check Availability
    Saint Marys, PA (470 mi)

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  • Titanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLT

    $39,160

    $420
    84,873 mi.
    Est. $736/mo

    Ed Morse Chevy Buick GMC

    4.7
    Check Availability
    Muscatine, IA (178 mi)
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  • White Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLTWhite Frost Tricoat 2023 GMC Sierra 1500 SLT

    $43,743

    $422
    38,645 mi.
    Est. $822/mo

    Gettel Acura

    4.7
    Check Availability
    Sarasota, FL (1,051 mi)
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  • Titanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLTTitanium Rush Metallic 2023 GMC Sierra 1500 SLT

    $48,571

    $200
    22,220 mi.
    Est. $913/mo

    Fred Anderson Toyota of Charleston

    4.9
    Check Availability
    Charleston, SC (754 mi)
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  • Sterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLTSterling Metallic 2023 GMC Sierra 1500 SLT

    $47,998

    61,370 mi.
    Est. $902/mo

    Kia Autosport Pensacola

    4.6
    Check Availability
    Pensacola, FL (788 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 SLT 75 Great deals
2025 GMC Sierra 1500 SLT $45,661 169 Great deals
2024 GMC Sierra 1500 SLT $46,288 146 Great deals
2022 GMC Sierra 1500 SLT $40,781 127 Great deals
2021 GMC Sierra 1500 SLT $35,860 113 Great deals
2020 GMC Sierra 1500 SLT $33,761 84 Great deals
2019 GMC Sierra 1500 SLT $32,822 75 Great deals
2018 GMC Sierra 1500 SLT $28,085 122 Great deals
2017 GMC Sierra 1500 SLT $25,142 71 Great deals

About the 2023 GMC Sierra 1500 SLT

Basics

SLT shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
18
Transmission
10-Speed A/T
Engine
305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel)
Side view of the 2023 GMC Sierra 1500 SLT
FAQs

How much does the 2023 GMC Sierra 1500 SLT cost?

The 2023 GMC Sierra 1500 SLT price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2023 Sierra 1500 SLT is $44,381, with pricing starting at $30,499.

What is the MPG of the 2023 GMC Sierra 1500 SLT?

The 2023 GMC Sierra 1500 SLT offers up to 16 MPG in city driving and 21 MPG on the highway for a combined rating of 18 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2023 GMC Sierra 1500 SLT?

The 2023 GMC Sierra 1500 SLT compares to and/or competes against the following vehicles:


Is the 2023 GMC Sierra 1500 SLT reliable?

The 2023 GMC Sierra 1500 has an average reliability rating of 4.1 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2023 Sierra 1500 owners.

Ratings (9 reviews)

77% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.8
Interior
4.4
Performance
4.3
Value
3.8
Exterior
4.6
Reliability
4.1
Trims

SLT (3 styles)

Style
4WD Crew Cab 147" SLT 4WD Crew Cab 157" SLT 2WD Crew Cab 147" SLT
Inventory price
Starting at $59,000 Starting at $59,500 Starting at $55,900
Combined MPG
16 16 18
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel)
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GMC Sierra 1500 trims