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

Price Range

$0 $60,000+

Max Mileage

New $80,000+

MPG

Min 14 Max 50

MORE

204 Results for

Used GMC Sierra 2500HD For Sale in Longmont, CO

Search Results

Photo 1:  2013 GMC Sierra 2500HD SLT in Littleton, CO
Photo 2: cockpit view from driver’s seat 2013 GMC Sierra 2500HD SLT in Littleton, CO
Photo 3: interior dashboard and console 2013 GMC Sierra 2500HD SLT in Littleton, CO
Photo 4: interior dashboard and console 2013 GMC Sierra 2500HD SLT in Littleton, CO
Photo 5:  2013 GMC Sierra 2500HD SLT in Littleton, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$48,000

2013 GMC Sierra 2500HD SLT

27,074 miles / Littleton, CO

Photo 1: 2012 GMC Sierra 2500HD SLE with  in Lakewood, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$29,976

2012 GMC Sierra 2500HD SLE

60,450 miles / Lakewood, CO

Photo 1:  2008 GMC Sierra 2500HD SLE SLE-1 in Denver, CO exterior view from front driver's side
Photo 2:  2008 GMC Sierra 2500HD SLE SLE-1 in Denver, CO
Photo 3: cockpit view from driver’s seat 2008 GMC Sierra 2500HD SLE SLE-1 in Denver, CO
Photo 4: cockpit view from driver’s seat 2008 GMC Sierra 2500HD SLE SLE-1 in Denver, CO
Photo 5:  2008 GMC Sierra 2500HD SLE SLE-1 in Denver, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$24,995

2008 GMC Sierra 2500HD SLE SLE-1

78,110 miles / Denver, CO

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

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$49,446

2015 GMC Sierra 2500HD SLT

39,359 miles / Golden, CO

Photo 1:  2011 GMC Sierra 2500HD SLE in Commerce City, CO exterior view from front driver's side
Photo 2:  2011 GMC Sierra 2500HD SLE in Commerce City, CO
Photo 3: cockpit view from driver’s seat 2011 GMC Sierra 2500HD SLE in Commerce City, CO
Photo 4:  2011 GMC Sierra 2500HD SLE in Commerce City, CO front view of grill, headlights, hood and windshield
Photo 5: 2011 GMC Sierra 2500HD SLE with  in Commerce City, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$26,999

2011 GMC Sierra 2500HD SLE

67,638 miles / Commerce City, CO

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

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$25,900

2012 GMC Sierra 2500HD SLT

125,815 miles / Denver, CO

Photo 1:  2012 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from front driver's side
Photo 2:  2012 GMC Sierra 2500HD Work Truck in Evans, CO
Photo 3:  2012 GMC Sierra 2500HD Work Truck in Evans, CO exterior view of driver's side
Photo 4:  2012 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from rear passenger side
Photo 5: 2012 GMC Sierra 2500HD Work Truck in Evans, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$14,999

2012 GMC Sierra 2500HD Work Truck

139,292 miles / Evans, CO

Photo 1: Summit White 2013 GMC Sierra 2500HD Work Truck in Centennial, CO exterior view from front driver's side
Photo 2: Summit White 2013 GMC Sierra 2500HD Work Truck in Centennial, CO
Photo 3: Summit White 2013 GMC Sierra 2500HD Work Truck in Centennial, CO exterior view of passenger side
Photo 4: Summit White 2013 GMC Sierra 2500HD Work Truck in Centennial, CO front view of grill, headlights, hood and windshield
Photo 5: Summit White 2013 GMC Sierra 2500HD Work Truck in Centennial, CO exterior view of driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$25,980

2013 GMC Sierra 2500HD Work Truck

100,405 miles / Centennial, CO

Photo 1:  2009 GMC Sierra 2500HD SLE SLE-1 in Denver, CO exterior view from front driver's side
Photo 2:  2009 GMC Sierra 2500HD SLE SLE-1 in Denver, CO
Photo 3: cockpit view from driver’s seat 2009 GMC Sierra 2500HD SLE SLE-1 in Denver, CO
Photo 4:  2009 GMC Sierra 2500HD SLE SLE-1 in Denver, CO front view of grill, headlights, hood and windshield
Photo 5:  2009 GMC Sierra 2500HD SLE SLE-1 in Denver, CO exterior view of driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$32,995

2009 GMC Sierra 2500HD SLE SLE-1

103,305 miles / Denver, CO

Photo 1: Onyx Black 2015 GMC Sierra 2500HD SLT in Golden, CO exterior view from front driver's side
Photo 2: Onyx Black 2015 GMC Sierra 2500HD SLT in Golden, CO
Photo 3: cockpit view from driver’s seat 2015 GMC Sierra 2500HD SLT in Golden, CO
Photo 4: Onyx Black 2015 GMC Sierra 2500HD SLT in Golden, CO exterior view of passenger side
Photo 5: Onyx Black 2015 GMC Sierra 2500HD SLT in Golden, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$47,903

2015 GMC Sierra 2500HD SLT

10,934 miles / Golden, CO

Photo 1:  2014 GMC Sierra 2500HD SLE in Commerce City, CO exterior view from front driver's side
Photo 2:  2014 GMC Sierra 2500HD SLE in Commerce City, CO
Photo 3: cockpit view from driver’s seat 2014 GMC Sierra 2500HD SLE in Commerce City, CO
Photo 4:  2014 GMC Sierra 2500HD SLE in Commerce City, CO front view of grill, headlights, hood and windshield
Photo 5: 2014 GMC Sierra 2500HD SLE with  in Commerce City, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$31,999

2014 GMC Sierra 2500HD SLE

52,233 miles / Commerce City, CO

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

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$37,386

2013 GMC Sierra 2500HD SLE

86,115 miles / Golden, CO

Photo 1: Maroon 2016 GMC Sierra 2500HD Denali in Aurora, CO exterior view from front driver's side
Photo 2: Maroon 2016 GMC Sierra 2500HD Denali in Aurora, CO
Photo 3: cockpit view from driver’s seat 2016 GMC Sierra 2500HD Denali in Aurora, CO
Photo 4: interior dashboard and console 2016 GMC Sierra 2500HD Denali in Aurora, CO
Photo 5: Maroon 2016 GMC Sierra 2500HD Denali in Aurora, CO exterior view from rear driver's side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$68,990

2016 GMC Sierra 2500HD Denali

9,256 miles / Aurora, CO

Photo 1:  2009 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from front driver's side
Photo 2:  2009 GMC Sierra 2500HD Work Truck in Evans, CO
Photo 3:  2009 GMC Sierra 2500HD Work Truck in Evans, CO exterior view of driver's side
Photo 4:  2009 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from rear passenger side
Photo 5: 2009 GMC Sierra 2500HD Work Truck in Evans, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$12,800

2009 GMC Sierra 2500HD Work Truck

145,780 miles / Evans, CO

Photo 1: 2007 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 2: 2007 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 3: 2007 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 4: 2007 GMC Sierra 2500HD SLT with  in Greeley, CO
Photo 5: 2007 GMC Sierra 2500HD SLT in Greeley, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$27,500

2007 GMC Sierra 2500HD SLT

172,727 miles / Greeley, CO

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

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$32,000

2012 GMC Sierra 2500HD SLT

54,017 miles / Fort Lupton, CO

Photo 1: Maroon 2009 GMC Sierra 2500HD SLT in Fort Lupton, CO exterior view from front driver's side
Photo 2: Maroon 2009 GMC Sierra 2500HD SLT in Fort Lupton, CO
Photo 3: cockpit view from driver’s seat 2009 GMC Sierra 2500HD SLT in Fort Lupton, CO
Photo 4: interior dashboard and console 2009 GMC Sierra 2500HD SLT in Fort Lupton, CO
Photo 5: 2009 GMC Sierra 2500HD SLT with  in Fort Lupton, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$25,000

2009 GMC Sierra 2500HD SLT

192,620 miles / Fort Lupton, CO

Photo 1: Stone Blue Metallic 2016 GMC Sierra 2500HD Denali in Denver, CO exterior view from front driver's side
Photo 2: Stone Blue Metallic 2016 GMC Sierra 2500HD Denali in Denver, CO
Photo 3: cockpit view from driver’s seat 2016 GMC Sierra 2500HD Denali in Denver, CO
Photo 4: interior dashboard and console 2016 GMC Sierra 2500HD Denali in Denver, CO
Photo 5: Stone Blue Metallic 2016 GMC Sierra 2500HD Denali in Denver, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$58,999

2016 GMC Sierra 2500HD Denali

14,243 miles / Denver, CO

Photo 1:  2010 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from front driver's side
Photo 2:  2010 GMC Sierra 2500HD Work Truck in Evans, CO
Photo 3:  2010 GMC Sierra 2500HD Work Truck in Evans, CO exterior view of driver's side
Photo 4:  2010 GMC Sierra 2500HD Work Truck in Evans, CO exterior view from rear passenger side
Photo 5: 2010 GMC Sierra 2500HD Work Truck in Evans, CO

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$12,800

2010 GMC Sierra 2500HD Work Truck

178,969 miles / Evans, CO

Photo 1: Quicksilver Metallic 2016 GMC Sierra 2500HD SLT in Aurora, CO exterior view from front driver's side
Photo 2: Quicksilver Metallic 2016 GMC Sierra 2500HD SLT in Aurora, CO
Photo 3: Quicksilver Metallic 2016 GMC Sierra 2500HD SLT in Aurora, CO exterior view of driver's side
Photo 4: Quicksilver Metallic 2016 GMC Sierra 2500HD SLT in Aurora, CO exterior view of driver's side
Photo 5: Quicksilver Metallic 2016 GMC Sierra 2500HD SLT in Aurora, CO exterior view from rear passenger side

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$53,600

2016 GMC Sierra 2500HD SLT

18,985 miles / Aurora, CO

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

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$44,488

2014 GMC Sierra 2500HD Denali

68,483 miles / Brighton, CO

Photo 1:  2008 GMC Sierra 2500HD SLE SLE-2 in Lakewood, CO exterior view from front driver's side
Photo 2:  2008 GMC Sierra 2500HD SLE SLE-2 in Lakewood, CO
Photo 3: cockpit view from driver’s seat 2008 GMC Sierra 2500HD SLE SLE-2 in Lakewood, CO
Photo 4: interior dashboard and console 2008 GMC Sierra 2500HD SLE SLE-2 in Lakewood, CO
Photo 5:  2008 GMC Sierra 2500HD SLE SLE-2 in Lakewood, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Dealer Page
  • Call
  • Get Directions
$23,997

2008 GMC Sierra 2500HD SLE SLE-2

166,054 miles / Lakewood, CO

Photo 1: Sonoma Red Metallic 2015 GMC Sierra 2500HD Denali in Fort Collins, CO exterior view from front driver's side
Photo 2: Sonoma Red Metallic 2015 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 3: cockpit view from driver’s seat 2015 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 4: interior dashboard and console 2015 GMC Sierra 2500HD Denali in Fort Collins, CO
Photo 5: interior dashboard and console 2015 GMC Sierra 2500HD Denali in Fort Collins, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$52,980

2015 GMC Sierra 2500HD Denali

29,186 miles / Fort Collins, CO

Photo 1: Onyx Black 2015 GMC Sierra 2500HD Denali in Fort Lupton, CO exterior view from front driver's side
Photo 2: Onyx Black 2015 GMC Sierra 2500HD Denali in Fort Lupton, CO
Photo 3: Onyx Black 2015 GMC Sierra 2500HD Denali in Fort Lupton, CO exterior view of passenger side
Photo 4: Onyx Black 2015 GMC Sierra 2500HD Denali in Fort Lupton, CO exterior view from rear driver's side
Photo 5: Onyx Black 2015 GMC Sierra 2500HD Denali in Fort Lupton, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl

  • Get Directions
$41,998

2015 GMC Sierra 2500HD Denali

56,253 miles / Fort Lupton, CO