Skip to main content
Skip to Filters
52 listings
    • Exterior color: Summit WhiteSummit White
    • Interior color: Jet Black vinylJet Black vinyl
    • 8'2” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Blind Spot Monitorin...
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    You can find this 2025 GMC Sierra 2500HD Pro and many others like it at Legacy Buick GMC. This GMC includes: ENGINE, 6.6L V8 8 Cylinder Engine Gasolin...

    Features and Specs:

    Listing Information:

    VIN: 1GT3ULE78SF105667
    Stock: 25G8773
    Listed since: 08-06-2024

    • Exterior color: Summit WhiteSummit White
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD AT4. This GMC includes: LPO, HITCH PACKAGE Tow H...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY9SF361370
    Stock: 25G1306
    Listed since: 07-25-2025

    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black clothJet Black cloth
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Blind Spot Monitorin...
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD Pro is offered by Legacy Buick GMC. Pull up in the vehicle and the valet will want to parked on t...

    Features and Specs:

    Listing Information:

    VIN: 1GT4ULEY3SF327093
    Stock: 25G1364
    Listed since: 08-11-2025

  • Arriving Soon
    Stock photo**
    • Exterior color: Downpour MetallicDownpour Metallic
    • Interior color: Jet Black clothJet Black cloth
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Blind Spot Monitorin...
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Legacy Buick GMC is excited to offer this 2025 GMC Sierra 2500HD Pro. This GMC includes: POWER OUTLET, INSTRUMENT PANEL, 120-VOLT 1SA PRO SAFETY PLUS ...

    Features and Specs:

    Listing Information:

    VIN: 1GT4ULEY8SF329647
    Stock: 25G1165
    Listed since: 06-10-2025

  • Advertisement

    5 Offers Nearby

    2025 GMC Sierra 2500HD
    $46,300
    starting MSRP
    • 6 Colors
    • 2 Trims
    • 10 Packages
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
  • Stock photo**
    • Exterior color: White Frost TricoatWhite Frost Tricoat
    • Interior color: Atmosphere/Brownstone premium leatherAtmosphere/Brownstone premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD Denali. Pull up in the vehicle and the valet wil...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY0SF197115
    Stock: 25G9349
    Listed since: 01-31-2025

    • Exterior color: White Frost TricoatWhite Frost Tricoat
    • Interior color: Atmosphere/Brownstone premium leatherAtmosphere/Brownstone premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD Denali is offered by Legacy Buick GMC. You appreciate the finer things in life, the vehicle you d...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY0SF224801
    Stock: 25G9337
    Listed since: 01-29-2025

    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black vinylJet Black vinyl
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Blind Spot Monitorin...
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Legacy Buick GMC is excited to offer this 2025 GMC Sierra 2500HD Pro. You appreciate the finer things in life, the vehicle you drive should not be the...

    Features and Specs:

    Listing Information:

    VIN: 1GT5ULE7XSF302252
    Stock: 25G1124
    Listed since: 06-02-2025

  • Stock photo**
    • Exterior color: Summit WhiteSummit White
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD AT4. Pull up in the vehicle and the valet will w...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY4SF356061
    Stock: 25G1273
    Listed since: 07-17-2025

  • Advertisement

    5 Offers Nearby

    2025 GMC Sierra 2500HD
    $46,300
    starting MSRP
    • 6 Colors
    • 2 Trims
    • 10 Packages
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
    • Exterior color: Onyx BlackOnyx Black
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD AT4 is offered by Legacy Buick GMC. This GMC includes: LPO, HITCH PACKAGE Tow Hitch GVWR, 11,350 ...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY2SF199677
    Stock: 25G9265
    Listed since: 12-11-2024

    • Exterior color: White Frost TricoatWhite Frost Tricoat
    • Interior color: Jet Black premium leatherJet Black premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD Denali is offered by Legacy Buick GMC. This GMC includes: GOOSENECK / 5TH WHEEL PREP PACKAGE GVWR...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY7SF225413
    Stock: 25G9363
    Listed since: 02-04-2025

    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black premium leatherJet Black premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD Denali. This GMC includes: GOOSENECK / 5TH WHEEL...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY0SF194697
    Stock: 25G9230
    Listed since: 12-03-2024

    • Exterior color: Downpour MetallicDownpour Metallic
    • Interior color: Atmosphere/Brownstone premium leatherAtmosphere/Brownstone premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD Denali is offered by Legacy Buick GMC. This GMC includes: GOOSENECK / 5TH WHEEL PREP PACKAGE GVWR...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY5SF325588
    Stock: 25G1140
    Listed since: 06-04-2025

  • Advertisement

    5 Offers Nearby

    2025 GMC Sierra 2500HD
    $46,300
    starting MSRP
    • 6 Colors
    • 2 Trims
    • 10 Packages
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black premium leatherJet Black premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD Denali. This GMC includes: GOOSENECK / 5TH WHEEL...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY6SF226777
    Stock: 25G9343
    Listed since: 01-31-2025

    • Exterior color: Onyx BlackOnyx Black
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This 2025 GMC Sierra 2500HD AT4 is proudly offered by Legacy Buick GMC Pull up in the vehicle and the valet will want to parked on the front row. This...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY5SF213829
    Stock: 25G9736
    Listed since: 02-07-2025

    • Exterior color: Summit WhiteSummit White
    • Interior color: Alpine Umber premium leatherAlpine Umber premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Keyless Entry/Start
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This 2025 GMC Sierra 2500HD Denali Ultimate is proudly offered by Legacy Buick GMC This GMC includes: LPO, 22' Aluminum Wheels GVWR, 11,350 LBS ALTERN...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UXEY9SF347484
    Stock: 25G1199
    Listed since: 06-30-2025

  • Arriving Soon
    Stock photo**
    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD AT4. This GMC includes: LPO, HITCH PACKAGE Tow H...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY4SF327580
    Stock: 25G1145
    Listed since: 06-06-2025

  • Advertisement

    5 Offers Nearby

    2025 GMC Sierra 2500HD
    $46,300
    starting MSRP
    • 6 Colors
    • 2 Trims
    • 10 Packages
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
    • Exterior color: Onyx BlackOnyx Black
    • Interior color: Atmosphere/Brownstone premium leatherAtmosphere/Brownstone premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD Denali. This GMC includes: GOOSENECK / 5TH WHEEL...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY0SF354643
    Stock: 25G1268
    Listed since: 07-16-2025

    • Exterior color: Downpour MetallicDownpour Metallic
    • Interior color: Jet Black premium leatherJet Black premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Legacy Buick GMC is excited to offer this 2025 GMC Sierra 2500HD Denali. This GMC includes: GOOSENECK / 5TH WHEEL PREP PACKAGE GVWR, 11,350 LBS ENGINE...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY9SF226949
    Stock: 25G9364
    Listed since: 02-04-2025

    • Exterior color: Onyx BlackOnyx Black
    • Interior color: Jet Black w/Kalahari Accents leatherJet Black w/Kalahari Accents leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD AT4. This GMC includes: LPO, HITCH PACKAGE Tow H...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UPEY6SF198354
    Stock: 25G9258
    Listed since: 12-10-2024

    • Exterior color: Sterling MetallicSterling Metallic
    • Interior color: Jet Black premium leatherJet Black premium leather
    • 6'10” bed, 6.6l, 8cyl
    • Legacy Buick GMC (24 mi away)5 out of 5 stars(3)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Slidell, LA / 24 miles away from Picayune, MS

    This outstanding example of a 2025 GMC Sierra 2500HD Denali is offered by Legacy Buick GMC. This GMC includes: GOOSENECK / 5TH WHEEL PREP PACKAGE GVWR...

    Features and Specs:

    Listing Information:

    VIN: 1GT4UREY3SF226638
    Stock: 25G9362
    Listed since: 02-04-2025

  • Stock photo**
    • Exterior color: Summit WhiteSummit White
    • Interior color: Jet Black clothJet Black cloth
    • 8'2” bed, 6.6l, 8cyl
    • Stan King GM SuperStore (83 mi away)
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Tire Pressure Warnin...
    • USB Inputs
    Close

    Located in Brookhaven, MS / 83 miles away from Picayune, MS

    Features and Specs:

    Listing Information:

    VIN: 1GT0HLE79SF273602
    Stock: 723725
    Listed since: 03-28-2025

Showing 22 - 42 out of 52 listings
TrimMPGEngineStarting Price
2025 GMC Sierra 2500HD Pro 2dr Regular Cab 4WD LB (6.6L 8cyl 10A)N/A8-cylinders (gas)$53,995
2025 GMC Sierra 2500HD AT4 4dr Crew Cab 4WD SB (6.6L 8cyl Turbodiesel 10A)N/A8-cylinders (diesel)$88,355
2025 GMC Sierra 2500HD Pro 4dr Crew Cab 4WD SB (6.6L 8cyl Turbodiesel 10A)N/A8-cylinders (diesel)$68,600
2025 GMC Sierra 2500HD Denali 4dr Crew Cab 4WD SB (6.6L 8cyl Turbodiesel 10A)N/A8-cylinders (diesel)$90,280
2025 GMC Sierra 2500HD Pro 4dr Double Cab 4WD SB (6.6L 8cyl 10A)N/A8-cylinders (gas)$56,810
2025 GMC Sierra 2500HD Denali Ultimate 4dr Crew Cab 4WD SB (6.6L 8cyl Turbodiesel 10A)N/A8-cylinders (diesel)$104,730
2025 GMC Sierra 2500HD Pro 2dr Regular Cab LB (6.6L 8cyl 10A)N/A8-cylinders (gas)$49,060

More about the GMC Sierra 2500HD

Edmunds has 52 New GMC Sierra 2500HDs for sale near you, including a 2025 Sierra 2500HD Pro Pickup and a 2025 Sierra 2500HD Denali Ultimate Pickup ranging in price from $49,060 to $104,730.

How much is a new 2025 GMC Sierra 2500HD in Picayune, MS?

A new 2025 GMC Sierra 2500HD starts at $49,060 (including destination charge) in Picayune, MS. Prices will go up based on the trim level you choose and any options you add. Keep in mind that prices can also vary from one state to another and even from one dealership to the next.

How much does a 2025 GMC Sierra 2500HD Regular Cab cost in Picayune, MS?

A new 2025 GMC Sierra 2500HD Regular Cab starts at $49,060 in Picayune, MS. Prices will vary depending on what trim level you choose. Each state may have different pricing, so make sure you enter your correct ZIP code on Edmunds.
Other versions include:
2025 GMC Sierra 2500HD Crew Cab which starts at $68,600.
Filters
Skip to Results

Applied Filters3Active

Location

Search radius100 miles
Search radius

Make & Model

Year

New / Used

Price & Payments

Price Rating

Trim

Truck Details

Engine & Drivetrain

Exterior Color

Interior Color

Total Seating

Edmunds Review

Features

Options & Packages

Listing Details