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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

    $64,000

    58,966 mi.
    Est. $1,136/mo

    Van Horn Ford of Lomira

    4.8
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    Lomira, WI (125 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

    $64,224

    15,632 mi.
    Est. $1,140/mo

    Vernon Auto Group

    4.8
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    Vernon, TX (829 mi)

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  • White Frost 2025 GMC Sierra 2500 SLTWhite Frost 2025 GMC Sierra 2500 SLTWhite Frost 2025 GMC Sierra 2500 SLTWhite Frost 2025 GMC Sierra 2500 SLTWhite Frost 2025 GMC Sierra 2500 SLTWhite Frost 2025 GMC Sierra 2500 SLT

    $59,999

    27,475 mi.
    Est. $1,065/mo

    Davis Gainesville Chevrolet GMC

    4.5
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    Gainesville, FL (894 mi)
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  • White Frost Tri-Coat 2025 GMC Sierra 2500 SLTWhite Frost Tri-Coat 2025 GMC Sierra 2500 SLTWhite Frost Tri-Coat 2025 GMC Sierra 2500 SLTWhite Frost Tri-Coat 2025 GMC Sierra 2500 SLTWhite Frost Tri-Coat 2025 GMC Sierra 2500 SLTWhite Frost Tri-Coat 2025 GMC Sierra 2500 SLT

    $66,236

    $193
    39,032 mi.
    Est. $1,176/mo

    Larry H. Miller Dodge Ram FIAT Tucson

    4.7
    Check Availability
    Tucson, AZ (1,441 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

    $61,802

    36,136 mi.
    Est. $1,097/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (809 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

    $69,000

    $500
    4,241 mi.
    Est. $1,225/mo

    Chevrolet Buick GMC of Murfreesboro

    4.1
    Check Availability
    Murfreesboro, TN (421 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

    $64,610

    $1.1K
    5,132 mi.
    Est. $1,147/mo

    Courtesy Buick GMC

    4.9
    Check Availability
    Louisville, KY (276 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. $1,206/mo

    Hardy Superstore

    4.8
    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

    $71,920

    $498
    19,888 mi.
    Est. $1,277/mo

    Rick Hendrick BMW Charleston

    4.9
    Check Availability
    Charleston, SC (755 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

    $61,798

    $178
    71,151 mi.
    Est. $1,097/mo

    McLarty Daniel Nissan

    4.8
    Check Availability
    Bentonville, AR (519 mi)
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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

    $68,995

    22,651 mi.
    Est. $1,225/mo

    Bierlein Moore Chevrolet

    4.9
    Check Availability
    Sebewaing, MI (248 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

    $73,489

    8,358 mi.
    Est. $1,305/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

    $60,995

    $1.5K
    13,486 mi.
    Est. $1,083/mo

    Moritz Chevrolet

    4.4
    Check Availability
    Fort Worth, TX (832 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

    $72,746

    31,815 mi.
    Est. $1,292/mo

    Billion Auto - Buick GMC

    4.4
    Check Availability
    Sioux Falls, SD (476 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

    $67,670

    $348
    13,892 mi.
    Est. $1,202/mo

    John Hiester Chevrolet of Lillington

    4.5
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    Lillington, NC (653 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

    $66,596

    $1.7K
    51,196 mi.
    Est. $1,182/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

    $67,827

    13,823 mi.
    Est. $1,204/mo

    Diamond Buick GMC of Alexandria

    4.7
    Check Availability
    Alexandria, MN (473 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

    $67,987

    $475
    28,995 mi.
    Est. $1,207/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

    $69,885

    5,122 mi.
    Est. $1,241/mo

    Sunrise Ford of Fontana

    Check Availability
    Fontana, CA (1,702 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

    $69,900

    17,589 mi.
    Est. $1,241/mo

    Pettijohn Auto Center

    Check Availability
    Bethany, MO (352 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

    $73,999

    19,440 mi.
    Est. $1,314/mo

    Bareford GMC

    Check Availability
    Tappahannock, VA (633 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

    $65,990

    3,402 mi.
    Est. $1,172/mo

    Bo Haarala Autoplex

    Check Availability
    MERIDIAN, MS (661 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

    $66,835

    $1.2K
    27,589 mi.
    Est. $1,187/mo

    Hug Chevrolet GMC

    Check Availability
    Charleston, AR (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

    $64,552

    37,544 mi.
    Est. $1,146/mo

    Kunes Chevrolet GMC of Elkhorn

    3.9
    Check Availability
    Elkhorn, WI (71 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2026 GMC Sierra 2500 SLT 2 Good deals
2024 GMC Sierra 2500 SLT $62,167 9 Great deals
2023 GMC Sierra 2500 SLT $54,288 24 Good deals
2022 GMC Sierra 2500 SLT $46,678 3 Good deals
2021 GMC Sierra 2500 SLT $48,133 8 Good deals
2020 GMC Sierra 2500 SLT $43,731 7 Great deals
2019 GMC Sierra 2500 SLT $41,000 9 Good deals
2018 GMC Sierra 2500 SLT $36,873 5 Great deals
2017 GMC Sierra 2500 SLT $35,519 3 Good 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 $67,566, with pricing starting at $52,350.

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