carlify

2020 GMC Sierra 3500HD for sale

All available 2020 GMC Sierra 3500HD listings.

562 listings • $21,995 – $83,444 • avg 74,617 mi

Featured listings

Browse all 562 2020 gmc sierra 3500hd for sale →
2020 GMC Sierra 3500HD Base — Pickup Truck — 43,931 mi — Wayland, MI Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Base · 4WD · Automatic

43,931 miGas Dark Sky Metallic

$40,700

Wayland, MI

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 41,394 mi — Reno, NV Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

41,394 miDiesel Onyx Black

$68,723

Reno, NV

View →
2020 GMC Sierra 3500HD AT4 — Pickup Truck — 36,461 mi — Cape Girardeau, MO Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

AT4 · 4WD · Automatic

36,461 miDiesel Carbon Black Metallic

$57,849

Cape Girardeau, MO

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 36,568 mi — Houston, TX Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

36,568 miDiesel Carbon Black Metallic

$59,997

Houston, TX

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 76,226 mi — Perrysburg, OH Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

76,226 miDiesel Quicksilver Metallic

$54,476

Perrysburg, OH

View →
2020 GMC Sierra 3500HD SLT — Pickup Truck — 41,750 mi — Warrenton, VA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

SLT · 4WD · Automatic

41,750 miDiesel White Frost Tricoat

$56,000

Warrenton, VA

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 60,885 mi — Brighton, CO Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

60,885 miDiesel Pacific Blue Metallic

$57,889

Brighton, CO

View →
2020 GMC Sierra 3500HD AT4 — Pickup Truck — 87,449 mi — Nampa, ID Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

AT4 · 4WD · Automatic

87,449 miDiesel Carbon Black Metallic

$52,989

Nampa, ID

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 70,915 mi — Auburn, WA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

70,915 miDiesel Summit White

$58,995

Auburn, WA

View →
2020 GMC Sierra 3500HD SLT — Pickup Truck — 89,762 mi — Albany, NY Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

SLT · 4WD · Automatic

89,762 miDiesel Pacific Blue Metallic

$47,302

Albany, NY

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 98,610 mi — Norman, OK Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

98,610 miDiesel Dark Sky Metallic

$52,491

Norman, OK

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 120,994 mi — Mesa, AZ Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

120,994 miDiesel Quicksilver Metallic

$50,999

Mesa, AZ

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 82,059 mi — Dover, NJ Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

82,059 miDiesel Summit White

$52,000

Dover, NJ

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 77,489 mi — Concord, NH Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

77,489 miDiesel Quicksilver Metallic

$56,987

Concord, NH

View →
2020 GMC Sierra 3500HD Base — Pickup Truck — 106,244 mi — Easton, PA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Base · 4WD · Automatic

106,244 miGas Summit White

$37,844

Easton, PA

View →
2020 GMC Sierra 3500HD Base — Pickup Truck — 91,284 mi — Escondido, CA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Base · 4WD · Automatic

91,284 miGas Summit White

$34,999

Escondido, CA

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 40,608 mi — Cornelius, NC Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

40,608 miDiesel Red Quartz Tintcoat

$57,810

Cornelius, NC

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 41,220 mi — Troy, MO Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

41,220 miDiesel Carbon Black Metallic

$61,900

Troy, MO

View →
2020 GMC Sierra 3500HD AT4 — Pickup Truck — 83,715 mi — South Venice, FL Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

AT4 · 4WD · Automatic

83,715 miDiesel Summit White

$52,999

South Venice, FL

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 108,186 mi — Reidsville, NC Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

108,186 miDiesel White Frost Tricoat

Contact for price

Reidsville, NC

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 59,587 mi — Roseville, MN Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

59,587 miDiesel White Frost Tricoat

$57,000

Roseville, MN

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 70,816 mi — Mount Vernon, WA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

70,816 miDiesel Unknown

$56,850

Mount Vernon, WA

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 82,253 mi — San Diego, CA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

82,253 miDiesel Quicksilver Metallic

$58,993

San Diego, CA

View →
2020 GMC Sierra 3500HD Denali — Pickup Truck — 30,390 mi — Folsom, CA Clean title
GMC logo

USED · Pickup Truck

2020 GMC Sierra 3500HD

Denali · 4WD · Automatic

30,390 miDiesel Summit White

$62,570

Folsom, CA

View →

About this category

The 2020 GMC Sierra 3500HD is currently available in 562 listings on Carlify. Average mileage across these listings is 74,617 miles. Pricing starts at $21,995 and reaches $83,444. Browse photos, full vehicle history, and dealer details for each 2020 Sierra 3500HD.

Frequently asked questions

How much does a 2020 GMC Sierra 3500HD cost used?
2020 GMC Sierra 3500HD listings range from $21,995 to $83,444, averaging $56,489 on Carlify.
How many 2020 GMC Sierra 3500HD are listed?
Carlify shows 562 active 2020 GMC Sierra 3500HD listings.
What's the average mileage on a 2020 GMC Sierra 3500HD?
Average mileage across 2020 GMC Sierra 3500HD listings is 74,617 miles.

Browse by year

Top cities