• Well-Equipped
  • 4WD
  • Heated Seats
  • Great Deal
  • Seat Memory
  • White
  • One Owner
  • Remote Start
  • 2015
  • Navigation System
  • Keyless Entry
  • Good Deal
  • Low Mileage
  • Handsfree/Bluetooth Integration
  • Silver
  • Diesel
  • 2011
  • 2016
  • 2012
  • 2013
  • Satellite Radio
  • OnStar Communication System
  • Black
  • Rare Model
  • 2008
  • Going Fast
  • Lower Than Average Mileage
  • 2014
  • Certified Pre-Owned
  • Fair Price
  • 2009
  • 2010
  • Gray
  • 2017
  • Beige
  • Red
  • Bronze
  • RWD
  • 2007
  • Gasoline
  • Blue
  • MP3
  • 2018

Price Range

$0 $60,000+

Max Mileage

New $80,000+

MPG

Min 14 Max 50

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307 Results for

Used GMC Sierra 3500HD SLT For Sale

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Photo 1: Quicksilver 2012 GMC Sierra 3500HD SLT in Rapid City, SD exterior view from front driver's side
Photo 2: Quicksilver 2012 GMC Sierra 3500HD SLT in Rapid City, SD
Photo 3: interior dashboard and console 2012 GMC Sierra 3500HD SLT in Rapid City, SD
Photo 4: cockpit view from driver’s seat 2012 GMC Sierra 3500HD SLT in Rapid City, SD
Photo 5: 2012 GMC Sierra 3500HD SLT with  in Rapid City, SD

Automatic / 4WD / 8 Cyl

  • Get Directions
$39,979

2012 GMC Sierra 3500HD SLT

86,172 miles Rapid City, SD

Photo 1: Summit White 2016 GMC Sierra 3500HD SLT in Early, TX exterior view from front driver's side
Photo 2: Summit White 2016 GMC Sierra 3500HD SLT in Early, TX
Photo 3: interior dashboard and console 2016 GMC Sierra 3500HD SLT in Early, TX
Photo 4: cockpit view from driver’s seat 2016 GMC Sierra 3500HD SLT in Early, TX
Photo 5: 2016 GMC Sierra 3500HD SLT with  in Early, TX

Automatic / 4WD / 8 Cyl

  • Get Directions
$59,995

2016 GMC Sierra 3500HD SLT

7,524 miles Early, TX

Photo 1: Fire Red 2012 GMC Sierra 3500HD SLT in Barre, VT exterior view from front driver's side
Photo 2: Fire Red 2012 GMC Sierra 3500HD SLT in Barre, VT
Photo 3: Fire Red 2012 GMC Sierra 3500HD SLT in Barre, VT exterior view of driver's side
Photo 4: Fire Red 2012 GMC Sierra 3500HD SLT in Barre, VT exterior view of passenger side
Photo 5: Fire Red 2012 GMC Sierra 3500HD SLT in Barre, VT exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$34,888

2012 GMC Sierra 3500HD SLT

29,599 miles Barre, VT

Photo 1: Cardinal Red 2016 GMC Sierra 3500HD SLT in Barre, VT exterior view from front driver's side
Photo 2: Cardinal Red 2016 GMC Sierra 3500HD SLT in Barre, VT
Photo 3: Cardinal Red 2016 GMC Sierra 3500HD SLT in Barre, VT exterior view of driver's side
Photo 4: Cardinal Red 2016 GMC Sierra 3500HD SLT in Barre, VT exterior view of passenger side
Photo 5: Cardinal Red 2016 GMC Sierra 3500HD SLT in Barre, VT exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$47,888

2016 GMC Sierra 3500HD SLT

40,458 miles Barre, VT

Photo 1: Stealth Gray Metallic 2011 GMC Sierra 3500HD SLT in Longmont, CO exterior view from front driver's side
Photo 2: Stealth Gray Metallic 2011 GMC Sierra 3500HD SLT in Longmont, CO
Photo 3: cockpit view from driver’s seat 2011 GMC Sierra 3500HD SLT in Longmont, CO
Photo 4: 2011 GMC Sierra 3500HD SLT with  in Longmont, CO
Photo 5: Stealth Gray Metallic 2011 GMC Sierra 3500HD SLT in Longmont, CO exterior view of driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$37,738

2011 GMC Sierra 3500HD SLT

96,075 miles Longmont, CO

Photo 1: Summit White 2016 GMC Sierra 3500HD SLT in Wallingford, CT exterior view from front driver's side
Photo 2: Summit White 2016 GMC Sierra 3500HD SLT in Wallingford, CT
Photo 3: cockpit view from driver’s seat 2016 GMC Sierra 3500HD SLT in Wallingford, CT
Photo 4: 2016 GMC Sierra 3500HD SLT with  in Wallingford, CT
Photo 5: Summit White 2016 GMC Sierra 3500HD SLT in Wallingford, CT front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$49,877

2016 GMC Sierra 3500HD SLT

2,207 miles Wallingford, CT

Photo 1: Summit White 2014 GMC Sierra 3500HD SLT in Winslow, AZ exterior view from front driver's side
Photo 2: cockpit view from driver’s seat 2014 GMC Sierra 3500HD SLT in Winslow, AZ
Photo 3: 2014 GMC Sierra 3500HD SLT with  in Winslow, AZ
Photo 4: Summit White 2014 GMC Sierra 3500HD SLT in Winslow, AZ front view of grill, headlights, hood and windshield
Photo 5: 2014 GMC Sierra 3500HD SLT with  in Winslow, AZ

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$43,888

2014 GMC Sierra 3500HD SLT

71,793 miles Winslow, AZ

Photo 1: Summit White 2011 GMC Sierra 3500HD SLT in Colorado Springs, CO exterior view from front driver's side
Photo 2: Summit White 2011 GMC Sierra 3500HD SLT in Colorado Springs, CO
Photo 3: interior dashboard and console 2011 GMC Sierra 3500HD SLT in Colorado Springs, CO
Photo 4: cockpit view from driver’s seat 2011 GMC Sierra 3500HD SLT in Colorado Springs, CO
Photo 5: 2011 GMC Sierra 3500HD SLT with  in Colorado Springs, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$41,999

2011 GMC Sierra 3500HD SLT

68,012 miles Colorado Springs, CO

Photo 1:  2012 GMC Sierra 3500HD SLT in Puyallup, WA
Photo 2: interior dashboard and console 2012 GMC Sierra 3500HD SLT in Puyallup, WA
Photo 3: cockpit view from driver’s seat 2012 GMC Sierra 3500HD SLT in Puyallup, WA
Photo 4: 2012 GMC Sierra 3500HD SLT with  in Puyallup, WA
Photo 5:  2012 GMC Sierra 3500HD SLT in Puyallup, WA front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$44,999

2012 GMC Sierra 3500HD SLT

57,138 miles Puyallup, WA

Photo 1: Summit White 2011 GMC Sierra 3500HD SLT in Grand Junction, CO exterior view from front driver's side
Photo 2: Summit White 2011 GMC Sierra 3500HD SLT in Grand Junction, CO
Photo 3: interior dashboard and console 2011 GMC Sierra 3500HD SLT in Grand Junction, CO
Photo 4: cockpit view from driver’s seat 2011 GMC Sierra 3500HD SLT in Grand Junction, CO
Photo 5: 2011 GMC Sierra 3500HD SLT with  in Grand Junction, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$37,995

2011 GMC Sierra 3500HD SLT

96,956 miles Grand Junction, CO

Photo 1: Summit White 2015 GMC Sierra 3500HD SLT in Medford, NY exterior view from front driver's side
Photo 2: Summit White 2015 GMC Sierra 3500HD SLT in Medford, NY
Photo 3: Summit White 2015 GMC Sierra 3500HD SLT in Medford, NY exterior view from rear driver's side
Photo 4: Summit White 2015 GMC Sierra 3500HD SLT in Medford, NY exterior view from rear passenger side
Photo 5: Summit White 2015 GMC Sierra 3500HD SLT in Medford, NY closeup view of wheel

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$52,999

2015 GMC Sierra 3500HD SLT

33,985 miles Medford, NY

Photo 1: Fire Red 2014 GMC Sierra 3500HD SLT in Collinsville, IL exterior view from front driver's side
Photo 2: Fire Red 2014 GMC Sierra 3500HD SLT in Collinsville, IL
Photo 3: interior dashboard and console 2014 GMC Sierra 3500HD SLT in Collinsville, IL
Photo 4: 2014 GMC Sierra 3500HD SLT with  in Collinsville, IL
Photo 5: Fire Red 2014 GMC Sierra 3500HD SLT in Collinsville, IL front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$48,995

2014 GMC Sierra 3500HD SLT

33,453 miles Collinsville, IL

Photo 1: Stealth Gray Metallic 2012 GMC Sierra 3500HD SLT in Collinsville, IL exterior view from front driver's side
Photo 2: Stealth Gray Metallic 2012 GMC Sierra 3500HD SLT in Collinsville, IL
Photo 3: cockpit view from driver’s seat 2012 GMC Sierra 3500HD SLT in Collinsville, IL
Photo 4: 2012 GMC Sierra 3500HD SLT with  in Collinsville, IL
Photo 5: Stealth Gray Metallic 2012 GMC Sierra 3500HD SLT in Collinsville, IL front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$44,995

2012 GMC Sierra 3500HD SLT

44,461 miles Collinsville, IL

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$39,991

2013 GMC Sierra 3500HD SLT

115,432 miles Duluth, MN

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$45,498

2014 GMC Sierra 3500HD SLT

64,910 miles Post Falls, ID

Photo 1: Summit White 2008 GMC Sierra 3500HD SLT in Tyler, TX exterior view from front driver's side
Photo 2: Summit White 2008 GMC Sierra 3500HD SLT in Tyler, TX
Photo 3: interior dashboard and console 2008 GMC Sierra 3500HD SLT in Tyler, TX
Photo 4: 2008 GMC Sierra 3500HD SLT with  in Tyler, TX
Photo 5: Summit White 2008 GMC Sierra 3500HD SLT in Tyler, TX front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$27,640

2008 GMC Sierra 3500HD SLT

100,001 miles Tyler, TX

Photo 1:  2015 GMC Sierra 3500HD SLT in Austin, TX exterior view from front driver's side
Photo 2:  2015 GMC Sierra 3500HD SLT in Austin, TX
Photo 3: interior dashboard and console 2015 GMC Sierra 3500HD SLT in Austin, TX
Photo 4: cockpit view from driver’s seat 2015 GMC Sierra 3500HD SLT in Austin, TX
Photo 5: 2015 GMC Sierra 3500HD SLT with  in Austin, TX

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$52,219

2015 GMC Sierra 3500HD SLT

35,157 miles Austin, TX

Photo 1: Onyx Black 2016 GMC Sierra 3500HD SLT in Sandy, UT exterior view from front driver's side
Photo 2: Onyx Black 2016 GMC Sierra 3500HD SLT in Sandy, UT
Photo 3: interior dashboard and console 2016 GMC Sierra 3500HD SLT in Sandy, UT
Photo 4: 2016 GMC Sierra 3500HD SLT with  in Sandy, UT
Photo 5: Onyx Black 2016 GMC Sierra 3500HD SLT in Sandy, UT front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$54,500

2016 GMC Sierra 3500HD SLT

32,815 miles Sandy, UT

Photo 1:  2015 GMC Sierra 3500HD SLT in Covington, TN exterior view from front driver's side
Photo 2:  2015 GMC Sierra 3500HD SLT in Covington, TN
Photo 3: interior dashboard and console 2015 GMC Sierra 3500HD SLT in Covington, TN
Photo 4: 2015 GMC Sierra 3500HD SLT with  in Covington, TN
Photo 5:  2015 GMC Sierra 3500HD SLT in Covington, TN front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
Not Priced

2015 GMC Sierra 3500HD SLT

117,515 miles Covington, TN

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$34,129

2014 GMC Sierra 3500HD SLT

97,631 miles Sherman, TX

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
Not Priced

2016 GMC Sierra 3500HD SLT

47,798 miles Jennings, LA

Photo 1: Onyx Black 2015 GMC Sierra 3500HD SLT in Cranston, RI exterior view from front driver's side
Photo 2: Onyx Black 2015 GMC Sierra 3500HD SLT in Cranston, RI
Photo 3: interior dashboard and console 2015 GMC Sierra 3500HD SLT in Cranston, RI
Photo 4: Onyx Black 2015 GMC Sierra 3500HD SLT in Cranston, RI front view of grill, headlights, hood and windshield
Photo 5: 2015 GMC Sierra 3500HD SLT with  in Cranston, RI

Automatic / 4WD / 8 Cyl

  • Get Directions
$36,500

2015 GMC Sierra 3500HD SLT

49,869 miles Cranston, RI

Photo 1: 2015 GMC Sierra 3500HD SLT with  in Issaquah, WA

Automatic / 4WD / 8 Cyl

  • Get Directions
$53,750

2015 GMC Sierra 3500HD SLT

36,882 miles Issaquah, WA

Photo 1: 2014 GMC Sierra 3500HD SLT with  in Tucson, AZ
Photo 2: Heritage Blue Metallic 2014 GMC Sierra 3500HD SLT in Tucson, AZ exterior view of passenger side

Automatic / 4WD / 8 Cyl

  • Get Directions
$44,500

2014 GMC Sierra 3500HD SLT

42,908 miles Tucson, AZ