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GMC Sierra 2500 HD At4 for Sale

69 results

Compare current gmc sierra 2500 hd at4 for sale by price, mileage, location, and dealer details.

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2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$91,180
$82,658
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$91,180
$82,658
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$92,479
$81,957
Save $10,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$92,479
$81,957
Save $10,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$90,180
$81,658
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$90,180
$81,658
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
used
STERLING BUICK-GMC

2026 GMC Sierra 2500 HD AT4

$81,384
1,801 miopelousas, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$91,850
$81,328
Save $10,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
Victory GMC St. Joseph

2026 GMC Sierra 2500 HD AT4

$90,730
$81,047
Save $9,683
4 miSaint Joseph, MO
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$89,560
$81,038
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
FABRE CHEVROLET

2026 GMC Sierra 2500 HD AT4

$90,560
$80,996
Save $9,564
0 miSAINT FRANCISVILLE, LA
View details
2026 GMC Sierra 2500 HD AT4
new
FABRE CHEVROLET

2026 GMC Sierra 2500 HD AT4

$90,560
$80,996
Save $9,564
3 miSAINT FRANCISVILLE, LA
View details
2026 GMC Sierra 2500 HD AT4
new
Victory GMC St. Joseph

2026 GMC Sierra 2500 HD AT4

$90,380
$80,733
Save $9,647
10 miSaint Joseph, MO
View details
2026 GMC Sierra 2500 HD AT4
new
Victory GMC St. Joseph

2026 GMC Sierra 2500 HD AT4

$90,230
$80,587
Save $9,643
19 miSaint Joseph, MO
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$89,065
$80,543
Save $8,522
0 miMetairie, LA
View details
2026 GMC Sierra 2500 HD AT4
new
JIM TAYLOR BUICK GMC LLC

2026 GMC Sierra 2500 HD AT4

$79,865
$79,343
Save $522
4 miMonroe, LA
View details
2026 GMC Sierra 2500 HD AT4
new
JIM TAYLOR BUICK GMC LLC

2026 GMC Sierra 2500 HD AT4

$79,320
$78,798
Save $522
4 miMonroe, LA
View details
2026 GMC Sierra 2500 HD AT4
new
JIM TAYLOR BUICK GMC LLC

2026 GMC Sierra 2500 HD AT4

$78,530
$78,008
Save $522
4 miMonroe, LA
View details
2026 GMC Sierra 2500 HD AT4
new
CROWN BUICK, LLC

2026 GMC Sierra 2500 HD AT4

$77,218
0 miMetairie, LA
View details
2025 GMC Sierra 2500 HD AT4
used
CROWN BUICK, LLC

2025 GMC Sierra 2500 HD AT4

$75,978
6,141 miMetairie, LA
View details
2024 GMC Sierra 2500 HD AT4
used
JIM TAYLOR BUICK GMC LLC

2024 GMC Sierra 2500 HD AT4

$75,468
36,221 miMonroe, LA
View details
2026 GMC Sierra 2500 HD AT4
new
WALKER GMC

2026 GMC Sierra 2500 HD AT4

$79,484
$74,183
Save $5,301
0 miAlexandria, LA
View details
2025 GMC Sierra 2500 HD AT4
used
Premier Ford of Lamesa

2025 GMC Sierra 2500 HD AT4

$73,434
18,684 miLamesa, TX
View details
2024 GMC Sierra 2500 HD AT4
used
JIM TAYLOR BUICK GMC LLC

2024 GMC Sierra 2500 HD AT4

$73,326
46,016 miMonroe, LA
View details

Model and trim guide

About the GMC Sierra 2500 HD At4 trim

Dealers use the At4 trim name for these GMC Sierra 2500 HD listings. Equipment can differ by model year and options, so check each listing and window sticker before comparing vehicles.

There are currently 69 matching vehicles.

Current matches
69
Approved dealer listings
Advertised prices
$46,273 - $92,313
Current listed price range
Model years
2021 - 2026
Years in current inventory
Reported mileage
0 mi - 152,099 mi
Odometer range where provided
Condition mix
46 new, 22 used, 1 certified
Current listing counts

What to compare

Price and dealer terms

Advertised prices may not include taxes, registration, add-ons or dealer fees. Confirm the final price with the dealer.

Year, mileage, and condition

Compare model year, reported mileage, photos, condition details and history information for each vehicle.

Trim and installed equipment

A trim name does not guarantee that two vehicles have the same equipment. Check the drivetrain, packages, options and accessories on the dealer page or window sticker.

Compare the full model

See every current GMC Sierra 2500 HD listing, including other trims.

Browse all GMC Sierra 2500 HD inventory →