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2026 GMC Sierra 3500HD for sale

All available 2026 GMC Sierra 3500HD listings.

7 listings • $85,997 – $140,991 • avg 1,166 mi

Featured listings

Browse all 7 2026 gmc sierra 3500hd for sale →
2026 GMC Sierra 3500HD SLT — Pickup Truck — 798 mi — Fruitland, ID Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

SLT · 4WD · Automatic

798 miDiesel Summit White

$85,997

Fruitland, ID

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2026 GMC Sierra 3500HD AT4 — Pickup Truck — 2,154 mi — Dunkirk, NY Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

AT4 · 4WD · Automatic

2,154 miDiesel Sterling Metallic

Contact for price

Dunkirk, NY

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2026 GMC Sierra 3500HD Denali Ultimate — Pickup Truck — 36 mi — Buford, GA Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

Denali Ultimate · 4WD · Automatic

36 miDiesel Onyx Black

$139,988

Buford, GA

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2026 GMC Sierra 3500HD Denali Ultimate — Pickup Truck — 445 mi — Gilbert, AZ Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

Denali Ultimate · 4WD · Automatic

445 miDiesel Glacier White Tricoat

$101,165

Gilbert, AZ

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2026 GMC Sierra 3500HD AT4 — Pickup Truck — 3,116 mi — Dunkirk, NY Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

AT4 · 4WD · Automatic

3,116 miDiesel Coastal Dune

Contact for price

Dunkirk, NY

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2026 GMC Sierra 3500HD Denali Ultimate — Pickup Truck — 382 mi — Hurst, TX Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

Denali Ultimate · 4WD · Automatic

382 miDiesel Onyx Black

$140,991

Hurst, TX

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2026 GMC Sierra 3500HD Denali Ultimate — Pickup Truck — 1,232 mi — Lewisville, TX Clean title
GMC logo

USED · Pickup Truck

2026 GMC Sierra 3500HD

Denali Ultimate · 4WD · Automatic

1,232 miDiesel Onyx Black

$139,991

Lewisville, TX

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About this category

The 2026 GMC Sierra 3500HD is currently available in 7 listings on Carlify. Average mileage across these listings is 1,166 miles. Pricing starts at $85,997 and reaches $140,991. Browse photos, full vehicle history, and dealer details for each 2026 Sierra 3500HD.

Frequently asked questions

How much does a 2026 GMC Sierra 3500HD cost used?
2026 GMC Sierra 3500HD listings range from $85,997 to $140,991, averaging $121,626 on Carlify.
How many 2026 GMC Sierra 3500HD are listed?
Carlify shows 7 active 2026 GMC Sierra 3500HD listings.
What's the average mileage on a 2026 GMC Sierra 3500HD?
Average mileage across 2026 GMC Sierra 3500HD listings is 1,166 miles.

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