New gmc sierra-3500hd for Sale near Port O Connor, TX
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2026 GMC Sierra 3500HD Denali Ultimate
3 mi.
17 days on market
1GT4UYEY9TF180955
$93,800
Great Deal
Cavender Buick Gmc West
San Antonio, TX
4.5
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
16 days on market
1GT4UYEY0TF181427
$107,223
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
21 days on market
1GT4UYEY3TF181213
$106,123
Great Deal
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
8 days on market
1GT4UYEY5TF187403
$102,348
Covert Buick Gmc Austin
Austin, TX
4.6
2025 GMC Sierra 3500HD Denali Ultimate
10 mi.
102 days on market
1GT4UYEY1SF343824
$122,854
Great Deal
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
6 days on market
1GT4UYEY9TF187288
$102,348
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
61 days on market
1GT4UYEY3TF148535
$106,723
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
3 days on market
1GT4UYEY4TF191894
$106,123
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
64 days on market
1GT4UYEY4TF144235
$106,723
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
2 days on market
1GT4UYEY4TF187201
$102,948
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
65 days on market
1GT4UYEY7TF144682
$102,948
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD SLE
5 mi.
45 days on market
1GT5UTEY9TF139801
$73,504
Covert Auto Group
Austin, TX
4.6
2025 GMC Sierra 3500HD Denali
3 mi.
297 days on market
1GT4UWEY2SF222966
$89,160
Great Deal
Escamilla Chevrolet Gmc
Hebbronville, TX
4.1
2026 GMC Sierra 3500HD AT4
5 mi.
17 days on market
1GT4UVEY5TF182331
$90,114
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali
5 mi.
86 days on market
1GT4UWEY0TF126948
$92,374
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
52 days on market
1GT4UYEY3TF144436
$105,734
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD AT4
5 mi.
22 days on market
1GT4UVEY4TF175998
$90,904
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
28 days on market
1GT4UUEY8TF174542
$87,269
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
34 days on market
1GT3USEY8TF170488
$67,859
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
9 days on market
1GD5USEY2TF188215
$70,552
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
23 days on market
1GT4UYEYXTF176722
$101,360
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
37 days on market
1GT4UYEY6TF166544
$104,534
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali
5 mi.
60 days on market
1GT4UWEY6TF116778
$93,809
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
41 days on market
1GT4UYEY2TF165455
$103,610
Good Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
27 days on market
1GT4UUEY9TF174582
$86,419
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
23 days on market
1GT4USE74TF153814
$60,690
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
37 days on market
1GT4UUEY9TF166658
$87,069
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
28 days on market
1GT4UUEY1TF174477
$86,774
Good Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
3 mi.
17 days on market
1GT4UYEY9TF180955
$93,800
Great Deal
Cavender Buick Gmc West
San Antonio, TX
4.5
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
16 days on market
1GT4UYEY0TF181427
$107,223
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
21 days on market
1GT4UYEY3TF181213
$106,123
Great Deal
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
8 days on market
1GT4UYEY5TF187403
$102,348
Covert Buick Gmc Austin
Austin, TX
4.6
2025 GMC Sierra 3500HD Denali Ultimate
10 mi.
102 days on market
1GT4UYEY1SF343824
$122,854
Great Deal
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
6 days on market
1GT4UYEY9TF187288
$102,348
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
61 days on market
1GT4UYEY3TF148535
$106,723
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
0 mi.
3 days on market
1GT4UYEY4TF191894
$106,123
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
64 days on market
1GT4UYEY4TF144235
$106,723
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
2 days on market
1GT4UYEY4TF187201
$102,948
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD Denali Ultimate
10 mi.
65 days on market
1GT4UYEY7TF144682
$102,948
Covert Buick Gmc Austin
Austin, TX
4.6
2026 GMC Sierra 3500HD SLE
5 mi.
45 days on market
1GT5UTEY9TF139801
$73,504
Covert Auto Group
Austin, TX
4.6
2025 GMC Sierra 3500HD Denali
3 mi.
297 days on market
1GT4UWEY2SF222966
$89,160
Great Deal
Escamilla Chevrolet Gmc
Hebbronville, TX
4.1
2026 GMC Sierra 3500HD AT4
5 mi.
17 days on market
1GT4UVEY5TF182331
$90,114
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali
5 mi.
86 days on market
1GT4UWEY0TF126948
$92,374
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
52 days on market
1GT4UYEY3TF144436
$105,734
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD AT4
5 mi.
22 days on market
1GT4UVEY4TF175998
$90,904
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
28 days on market
1GT4UUEY8TF174542
$87,269
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
34 days on market
1GT3USEY8TF170488
$67,859
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
9 days on market
1GD5USEY2TF188215
$70,552
Fair Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
23 days on market
1GT4UYEYXTF176722
$101,360
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
37 days on market
1GT4UYEY6TF166544
$104,534
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali
5 mi.
60 days on market
1GT4UWEY6TF116778
$93,809
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Denali Ultimate
5 mi.
41 days on market
1GT4UYEY2TF165455
$103,610
Good Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
27 days on market
1GT4UUEY9TF174582
$86,419
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD Pro
5 mi.
23 days on market
1GT4USE74TF153814
$60,690
Great Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
37 days on market
1GT4UUEY9TF166658
$87,069
Covert Buick Gmc West Inc
Austin, TX
4.8
2026 GMC Sierra 3500HD SLT
5 mi.
28 days on market
1GT4UUEY1TF174477
$86,774
Good Deal
Covert Buick Gmc West Inc
Austin, TX
4.8
Find New GMC Sierra 3500HD in Port O Connor, TX
We've got 278 New GMC Sierra 3500HD vehicles in Port O Connor, TX, with prices running from $50,650 to $130,729. Mileage ranges up to 5,000 miles, so you can decide if you want something lightly driven or a more wallet-friendly option.
Nearby GMC Sierra 3500HD for Sale
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Other New GMC models in Port O Connor, TX
New GMC AcadiaNew GMC CanyonNew GMC HUMMER EVNew GMC HUMMER EV PickupNew GMC HUMMER EV SUVNew GMC Savana CargoNew GMC Savana CutawayNew GMC Savana PassengerNew GMC Sierra 1500New GMC Sierra 1500 DenaliNew GMC Sierra 1500 LimitedNew GMC Sierra 2500 Denali HDNew GMC Sierra 2500HDNew GMC Sierra 3500 Chassis CabNew GMC Sierra 3500 Denali HDNew GMC Sierra EVNew GMC TerrainNew GMC YukonNew GMC Yukon XL
Used GMC models in Port O Connor, TX
Used GMC AcadiaUsed GMC CanyonUsed GMC HUMMER EVUsed GMC HUMMER EV PickupUsed GMC HUMMER EV SUVUsed GMC Savana CargoUsed GMC Savana CutawayUsed GMC Savana PassengerUsed GMC Sierra 1500Used GMC Sierra 1500 DenaliUsed GMC Sierra 1500 LimitedUsed GMC Sierra 2500 Denali HDUsed GMC Sierra 2500HDUsed GMC Sierra 3500 Chassis CabUsed GMC Sierra 3500 Denali HDUsed GMC Sierra 3500HDUsed GMC Sierra EVUsed GMC TerrainUsed GMC YukonUsed GMC Yukon XL