• Denali
  • SLT
  • SLE
  • Work Truck
  • SL
  • 4WD
  • Well-Equipped
  • Great Deal
  • Automatic
  • Diesel
  • Heated Seats
  • Good Deal
  • Keyless Entry
  • White
  • CD (Single Disc)
  • One Owner
  • Flexible-Fuel
  • Navigation System
  • Black
  • Gasoline
  • MP3
  • 2015
  • Gray
  • Handsfree/Bluetooth Integration
  • Low Mileage
  • 2016
  • Lower Than Average Mileage
  • 2014
  • Remote Start
  • Satellite Radio
  • Seat Memory
  • Silver
  • 2013
  • Fair Price
  • Going Fast
  • 2009
  • 2012
  • 2006
  • 2005
  • 2007
  • Rear-View Camera
  • 2011
  • 2008
  • Red
  • Blue
  • 2017
  • 2004
  • 2010
  • Certified Pre-Owned
  • 2001
  • 2002
  • 2003

Price Range

$0 $60,000+

Max Mileage

New $80,000+

MPG

Min 14 Max 50

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149 Results for

Used GMC Sierra 2500HD For Sale in Longmont, CO

Search Results

4WD / 8 Cyl

  • Dealer Page
  • Get Directions
$25,443

2006 GMC Sierra 2500HD

124,605 miles / Loveland, CO

Photo 1: Summit White 2013 GMC Sierra 2500HD Work Truck in Greeley, CO
Photo 2: cockpit view from driver’s seat 2013 GMC Sierra 2500HD Work Truck in Greeley, CO
Photo 3: 2013 GMC Sierra 2500HD Work Truck with  in Greeley, CO
Photo 4: 2013 GMC Sierra 2500HD Work Truck with  in Greeley, CO
Photo 5: 2013 GMC Sierra 2500HD Work Truck with  in Greeley, CO

Automatic / 4WD / 8 Cyl

  • Get Directions
$30,000

2013 GMC Sierra 2500HD Work Truck

105,839 miles / Greeley, CO

Photo 1:  2010 GMC Sierra 2500HD SLT in Englewood, CO exterior view from front driver's side
Photo 2:  2010 GMC Sierra 2500HD SLT in Englewood, CO
Photo 3: cockpit view from driver’s seat 2010 GMC Sierra 2500HD SLT in Englewood, CO
Photo 4:  2010 GMC Sierra 2500HD SLT in Englewood, CO exterior view from rear driver's side
Photo 5:  2010 GMC Sierra 2500HD SLT in Englewood, CO view of rear bumper

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$28,889

2010 GMC Sierra 2500HD SLT

100,992 miles / Englewood, CO

Photo 1:  2015 GMC Sierra 2500HD Denali in Broomfield, CO
Photo 2: interior dashboard and console 2015 GMC Sierra 2500HD Denali in Broomfield, CO
Photo 3:  2015 GMC Sierra 2500HD Denali in Broomfield, CO exterior view from rear passenger side
Photo 4: 2015 GMC Sierra 2500HD Denali with  in Broomfield, CO
Photo 5: 2015 GMC Sierra 2500HD Denali with  in Broomfield, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$58,000

2015 GMC Sierra 2500HD Denali

21,326 miles / Broomfield, CO

Photo 1:  2014 GMC Sierra 2500HD SLE in Wheat Ridge, CO exterior view from front driver's side
Photo 2:  2014 GMC Sierra 2500HD SLE in Wheat Ridge, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 2500HD SLE in Wheat Ridge, CO
Photo 4:  2014 GMC Sierra 2500HD SLE in Wheat Ridge, CO front view of grill, headlights, hood and windshield
Photo 5:  2014 GMC Sierra 2500HD SLE in Wheat Ridge, CO exterior view of driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$30,888

2014 GMC Sierra 2500HD SLE

79,644 miles / Wheat Ridge, CO

Photo 1:  2013 GMC Sierra 2500HD SLT in Englewood, CO exterior view from front driver's side
Photo 2:  2013 GMC Sierra 2500HD SLT in Englewood, CO
Photo 3: cockpit view from driver’s seat 2013 GMC Sierra 2500HD SLT in Englewood, CO
Photo 4:  2013 GMC Sierra 2500HD SLT in Englewood, CO exterior view of passenger side
Photo 5:  2013 GMC Sierra 2500HD SLT in Englewood, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$40,357

2013 GMC Sierra 2500HD SLT

75,445 miles / Englewood, CO

Photo 1:  2012 GMC Sierra 2500HD SLE in Aurora, CO exterior view from front driver's side
Photo 2:  2012 GMC Sierra 2500HD SLE in Aurora, CO
Photo 3: interior dashboard and console 2012 GMC Sierra 2500HD SLE in Aurora, CO
Photo 4:  2012 GMC Sierra 2500HD SLE in Aurora, CO exterior view of passenger side
Photo 5:  2012 GMC Sierra 2500HD SLE in Aurora, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$24,990

2012 GMC Sierra 2500HD SLE

163,230 miles / Aurora, CO

Photo 1:  2004 GMC Sierra 2500HD in Englewood, CO exterior view from front driver's side
Photo 2:  2004 GMC Sierra 2500HD in Englewood, CO exterior view from rear driver's side
Photo 3: 2004 GMC Sierra 2500HD with  in Englewood, CO
Photo 4: 2004 GMC Sierra 2500HD with  in Englewood, CO
Photo 5: 2004 GMC Sierra 2500HD with  in Englewood, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$5,275

2004 GMC Sierra 2500HD

214,571 miles / Englewood, CO

Photo 1:  2015 GMC Sierra 2500HD SLT in Englewood, CO exterior view from front driver's side
Photo 2:  2015 GMC Sierra 2500HD SLT in Englewood, CO
Photo 3: interior dashboard and console 2015 GMC Sierra 2500HD SLT in Englewood, CO
Photo 4:  2015 GMC Sierra 2500HD SLT in Englewood, CO front view of grill, headlights, hood and windshield
Photo 5:  2015 GMC Sierra 2500HD SLT in Englewood, CO exterior view of passenger side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$31,999

2015 GMC Sierra 2500HD SLT

104,391 miles / Englewood, CO

Photo 1: Silver Birch Metallic 2004 GMC Sierra 2500HD SLT in Greeley, CO
Photo 2: cockpit view from driver’s seat 2004 GMC Sierra 2500HD SLT in Greeley, CO
Photo 3: 2004 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 4: 2004 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 5: 2004 GMC Sierra 2500HD SLT with  in Greeley, CO

Automatic / 4WD / 8 Cyl

  • Get Directions
$19,000

2004 GMC Sierra 2500HD SLT

170,191 miles / Greeley, CO

Photo 1: Summit White 2015 GMC Sierra 2500HD SLT in Brighton, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2015 GMC Sierra 2500HD SLT in Brighton, CO
Photo 3: 2015 GMC Sierra 2500HD SLT with  in Brighton, CO
Photo 4: Summit White 2015 GMC Sierra 2500HD SLT in Brighton, CO front view of grill, headlights, hood and windshield
Photo 5: Summit White 2015 GMC Sierra 2500HD SLT in Brighton, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$53,486

2015 GMC Sierra 2500HD SLT

37,638 miles / Brighton, CO

Photo 1: Onyx Black 2016 GMC Sierra 2500HD Denali in Denver, CO exterior view from front driver's side
Photo 2: Onyx Black 2016 GMC Sierra 2500HD Denali in Denver, CO
Photo 3: Onyx Black 2016 GMC Sierra 2500HD Denali in Denver, CO front view of grill, headlights, hood and windshield
Photo 4: Onyx Black 2016 GMC Sierra 2500HD Denali in Denver, CO exterior view of passenger side
Photo 5: Onyx Black 2016 GMC Sierra 2500HD Denali in Denver, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$52,799

2016 GMC Sierra 2500HD Denali

1,388 miles / Denver, CO

Photo 1: Steel Gray Metallic 2013 GMC Sierra 2500HD Denali in Fort Collins, CO exterior view from front driver's side
Photo 2: Steel Gray Metallic 2013 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 3: interior dashboard and console 2013 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 4: interior dashboard and console 2013 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 5: interior dashboard and console 2013 GMC Sierra 2500HD Denali in Fort Collins, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$49,980

2013 GMC Sierra 2500HD Denali

28,522 miles / Fort Collins, CO

Photo 1:  2013 GMC Sierra 2500HD SLE in Longmont, CO exterior view from front driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$26,099

2013 GMC Sierra 2500HD SLE

93,145 miles / Longmont, CO

Photo 1: 2015 GMC Sierra 2500HD with  in Aurora, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$48,986

2015 GMC Sierra 2500HD

24,332 miles / Aurora, CO

Photo 1: Mocha Steel Metallic 2013 GMC Sierra 2500HD SLT in Windsor, CO exterior view from front driver's side
Photo 2: Mocha Steel Metallic 2013 GMC Sierra 2500HD SLT in Windsor, CO
Photo 3: Mocha Steel Metallic 2013 GMC Sierra 2500HD SLT in Windsor, CO exterior view of passenger side
Photo 4: Mocha Steel Metallic 2013 GMC Sierra 2500HD SLT in Windsor, CO exterior view from rear driver's side
Photo 5: Mocha Steel Metallic 2013 GMC Sierra 2500HD SLT in Windsor, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$35,500

2013 GMC Sierra 2500HD SLT

54,558 miles / Windsor, CO

Photo 1: 2006 GMC Sierra 2500HD SLT with  in Longmont, CO
Photo 2: 2006 GMC Sierra 2500HD SLT with  in Longmont, CO
Photo 3: 2006 GMC Sierra 2500HD SLT with  in Longmont, CO
Photo 4: 2006 GMC Sierra 2500HD SLT in Longmont, CO
Photo 5: 2006 GMC Sierra 2500HD SLT in Longmont, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$21,999

2006 GMC Sierra 2500HD SLT

160,654 miles / Longmont, CO

Photo 1:  2017 GMC Sierra 2500HD Denali in Longmont, CO exterior view from front driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$68,000

2017 GMC Sierra 2500HD Denali

2,075 miles / Longmont, CO

Photo 1:  2016 GMC Sierra 2500HD Denali in Englewood, CO
Photo 2: cockpit view from driver’s seat 2016 GMC Sierra 2500HD Denali in Englewood, CO
Photo 3:  2016 GMC Sierra 2500HD Denali in Englewood, CO exterior view of passenger side
Photo 4:  2016 GMC Sierra 2500HD Denali in Englewood, CO front view of grill, headlights, hood and windshield
Photo 5:  2016 GMC Sierra 2500HD Denali in Englewood, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$58,781

2016 GMC Sierra 2500HD Denali

18,058 miles / Englewood, CO

Photo 1:  2013 GMC Sierra 2500HD SLE in Denver, CO exterior view from front driver's side
Photo 2:  2013 GMC Sierra 2500HD SLE in Denver, CO
Photo 3: cockpit view from driver’s seat 2013 GMC Sierra 2500HD SLE in Denver, CO
Photo 4: interior dashboard and console 2013 GMC Sierra 2500HD SLE in Denver, CO
Photo 5:  2013 GMC Sierra 2500HD SLE in Denver, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$41,000

2013 GMC Sierra 2500HD SLE

67,138 miles / Denver, CO

Photo 1: Summit White 2012 GMC Sierra 2500HD SLE in Lakewood, CO exterior view from front driver's side
Photo 2: Summit White 2012 GMC Sierra 2500HD SLE in Lakewood, CO
Photo 3: cockpit view from driver’s seat 2012 GMC Sierra 2500HD SLE in Lakewood, CO
Photo 4: interior dashboard and console 2012 GMC Sierra 2500HD SLE in Lakewood, CO
Photo 5: interior dashboard and console 2012 GMC Sierra 2500HD SLE in Lakewood, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$37,848

2012 GMC Sierra 2500HD SLE

62,241 miles / Lakewood, CO

Photo 1:  2016 GMC Sierra 2500HD in Denver, CO
Photo 2: interior dashboard and console 2016 GMC Sierra 2500HD in Denver, CO
Photo 3:  2016 GMC Sierra 2500HD in Denver, CO front view of grill, headlights, hood and windshield
Photo 4:  2016 GMC Sierra 2500HD in Denver, CO exterior view of driver's side
Photo 5:  2016 GMC Sierra 2500HD in Denver, CO exterior view from rear passenger side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$37,999

2016 GMC Sierra 2500HD

9,353 miles / Denver, CO

Photo 1: Summit White 2014 GMC Sierra 2500HD SLE in Longmont, CO exterior view from front driver's side
Photo 2: Summit White 2014 GMC Sierra 2500HD SLE in Longmont, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 2500HD SLE in Longmont, CO
Photo 4: Summit White 2014 GMC Sierra 2500HD SLE in Longmont, CO exterior view of driver's side
Photo 5: Summit White 2014 GMC Sierra 2500HD SLE in Longmont, CO exterior view from rear passenger side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$31,036

2014 GMC Sierra 2500HD SLE

59,981 miles / Longmont, CO

Photo 1: Heritage Blue Metallic 2014 GMC Sierra 2500HD SLE in Centennial, CO exterior view from front driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$31,709

2014 GMC Sierra 2500HD SLE

47,575 miles / Centennial, CO