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  • Titanium Rush Metallic 2025 GMC Sierra 2500 SLTTitanium Rush Metallic 2025 GMC Sierra 2500 SLTTitanium Rush Metallic 2025 GMC Sierra 2500 SLTTitanium Rush Metallic 2025 GMC Sierra 2500 SLTTitanium Rush Metallic 2025 GMC Sierra 2500 SLTTitanium Rush Metallic 2025 GMC Sierra 2500 SLT

    $72,880

    $110
    6,147 mi.
    Est. $1,370/mo

    Lorenzo Buick GMC

    4.4
    Check Availability
    Miami, FL (1,188 mi)

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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $68,995

    3,882 mi.
    Est. $1,297/mo

    Laura Chevrolet Buick GMC of Sullivan, LLC

    4.8
    Check Availability
    Sullivan, MO (311 mi)

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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $67,900

    36,818 mi.
    Est. $1,276/mo

    Hardy Chevrolet GMC

    4.6
    Check Availability
    Dallas, GA (572 mi)
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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $69,991

    10,600 mi.
    Est. $1,316/mo

    Lenz Truck - Fond du Lac, WI

    4.5
    Check Availability
    Fond du Lac, WI (137 mi)
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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $79,988

    $5K
    14,504 mi.
    Est. $1,504/mo

    Mall of Georgia MINI

    4.9
    Check Availability
    Buford, GA (575 mi)
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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $69,500

    $500
    4,241 mi.
    Est. $1,306/mo

    Chevrolet Buick GMC of Murfreesboro

    4.1
    Check Availability
    Murfreesboro, TN (421 mi)
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  • Sterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLT

    $64,792

    $202
    71,151 mi.
    Est. $1,218/mo

    McLarty Daniel Nissan

    4.8
    Check Availability
    Bentonville, AR (519 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $62,290

    10,980 mi.
    Est. $1,171/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (1,437 mi)

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  • Sterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLT

    $67,488

    $2K
    3,164 mi.
    Est. $1,269/mo

    Lou Sobh Kia

    4.7
    Check Availability
    Cumming, GA (566 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $74,803

    20,077 mi.
    Est. $1,406/mo

    Mark Christopher Chevrolet Buick GMC Cadillac

    4.6
    Check Availability
    Ontario, CA (1,709 mi)
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  • White 2025 GMC Sierra 2500 SLTWhite 2025 GMC Sierra 2500 SLTWhite 2025 GMC Sierra 2500 SLTWhite 2025 GMC Sierra 2500 SLTWhite 2025 GMC Sierra 2500 SLTWhite 2025 GMC Sierra 2500 SLT

    $60,998

    $2K
    30,403 mi.
    Est. $1,147/mo

    CarMax Tulsa

    4.7
    Check Availability
    Tulsa, OK (600 mi)
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  • 2025 GMC Sierra 2500 SLT2025 GMC Sierra 2500 SLT2025 GMC Sierra 2500 SLT2025 GMC Sierra 2500 SLT2025 GMC Sierra 2500 SLT2025 GMC Sierra 2500 SLT

    $63,297

    $500
    38,700 mi.
    Est. $1,190/mo

    Diamond Buick GMC of Alexandria

    4.7
    Check Availability
    Alexandria, MN (473 mi)
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  • Sterling 2025 GMC Sierra 2500 SLTSterling 2025 GMC Sierra 2500 SLTSterling 2025 GMC Sierra 2500 SLTSterling 2025 GMC Sierra 2500 SLTSterling 2025 GMC Sierra 2500 SLTSterling 2025 GMC Sierra 2500 SLT

    $67,284

    $2K
    51,196 mi.
    Est. $1,265/mo

    Dave Kirk Chevy GMC

    4.6
    Check Availability
    Crossville, TN (431 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $69,995

    35,288 mi.
    Est. $1,316/mo

    ALL STAR BUICK GMC TRUCK

    Check Availability
    Sulphur, LA (866 mi)

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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $76,900

    18,456 mi.
    Est. $1,445/mo

    Bell & Bell GMC

    4.7
    Check Availability
    Little River, SC (737 mi)
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  • Volcanic Red 2025 GMC Sierra 2500 SLTVolcanic Red 2025 GMC Sierra 2500 SLTVolcanic Red 2025 GMC Sierra 2500 SLTVolcanic Red 2025 GMC Sierra 2500 SLTVolcanic Red 2025 GMC Sierra 2500 SLTVolcanic Red 2025 GMC Sierra 2500 SLT

    $60,000

    4,068 mi.
    Est. $1,128/mo

    AutoSavvy Reno

    4.8
    Check Availability
    Reno, NV (1,683 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $64,618

    $1.1K
    39,737 mi.
    Est. $1,215/mo

    Weatherford Honda

    4.8
    Check Availability
    Weatherford, TX (844 mi)
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  • Onyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLTOnyx Black 2025 GMC Sierra 2500 SLT

    $68,462

    $525
    28,995 mi.
    Est. $1,287/mo

    Bolton Ford

    4.9
    Check Availability
    Lake Charles, LA (865 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $69,709

    13,892 mi.
    Est. $1,310/mo

    John Hiester Chevrolet of Lillington

    4.6
    Check Availability
    Lillington, NC (653 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $67,900

    36,818 mi.
    Est. $1,276/mo

    Hardy Superstore

    4.8
    Check Availability
    Dallas, GA (572 mi)

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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $63,801

    38,981 mi.
    Est. $1,199/mo

    VanGuard GMC

    4.9
    Check Availability
    Sherman, TX (749 mi)
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  • Sterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLTSterling Metallic 2025 GMC Sierra 2500 SLT

    $64,911

    35,255 mi.
    Est. $1,220/mo

    Findlay Chevy GMC Bullhead

    4.7
    Check Availability
    Bullhead City, AZ (1,520 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $71,722

    $904
    8,358 mi.
    Est. $1,348/mo

    Stanley Chevrolet

    4.7
    Check Availability
    McCordsville, IN (164 mi)
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  • Summit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLTSummit White 2025 GMC Sierra 2500 SLT

    $66,900

    3,402 mi.
    Est. $1,257/mo

    Bo Haarala Autoplex

    Check Availability
    MERIDIAN, MS (661 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2026 GMC Sierra 2500 SLT 3 Good deals
2024 GMC Sierra 2500 SLT $62,057 30 Great deals
2023 GMC Sierra 2500 SLT $53,622 7 Great deals
2022 GMC Sierra 2500 SLT $50,034 9 Great deals
2021 GMC Sierra 2500 SLT $49,471 10 Great deals
2020 GMC Sierra 2500 SLT $45,017 11 Great deals
2019 GMC Sierra 2500 SLT $40,260 15 Good deals
2018 GMC Sierra 2500 SLT $38,565 9 Great deals
2017 GMC Sierra 2500 SLT $35,022 5 Great deals

About the 2025 GMC Sierra 2500 SLT

Basics

SLT shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
0
Transmission
10-Speed A/T
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Side view of the 2025 GMC Sierra 2500 SLT
FAQs

How much does the 2025 GMC Sierra 2500 SLT cost?

The 2025 GMC Sierra 2500 SLT price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2025 Sierra 2500 SLT is $68,257, with pricing starting at $54,850.

What are some similar vehicles and competitors of the 2025 GMC Sierra 2500 SLT?

The 2025 GMC Sierra 2500 SLT compares to and/or competes against the following vehicles:


Is the 2025 GMC Sierra 2500 SLT reliable?

The 2025 GMC Sierra 2500 has an average reliability rating of 4 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2025 Sierra 2500 owners.

Ratings (1 review)

100% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
5.0
Interior
5.0
Performance
5.0
Value
4.0
Exterior
5.0
Reliability
4.0
Trims

SLT (4 styles)

Style
2WD Crew Cab 159" SLT *Ltd Avail* 2WD Crew Cab 172" SLT *Ltd Avail* 4WD Crew Cab 159" SLT 4WD Crew Cab 172" SLT
Inventory price
Starting at $61,900 Starting at $62,200 Starting at $64,700 Starting at $65,000
Combined MPG
0 0 0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
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GMC Sierra 2500 trims