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552 Results for

Used GMC Sierra 1500 For Sale in Longmont, CO

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Photo 1:  2014 GMC Sierra 1500 SLT in Boulder, CO exterior view from front driver's side
Photo 2:  2014 GMC Sierra 1500 SLT in Boulder, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 1500 SLT in Boulder, CO
Photo 4: cockpit view from driver’s seat 2014 GMC Sierra 1500 SLT in Boulder, CO
Photo 5: 2014 GMC Sierra 1500 SLT with  in Boulder, CO

Automatic / 4WD / 8 Cyl
14 mpg city / 20 mpg hwy

  • Get Directions
$33,890

2014 GMC Sierra 1500 SLT

48,314 miles Boulder, CO

Photo 1: Iridium Metallic 2015 GMC Sierra 1500 Denali in Brighton, CO exterior view from front driver's side
Photo 2: Iridium Metallic 2015 GMC Sierra 1500 Denali in Brighton, CO
Photo 3: interior dashboard and console 2015 GMC Sierra 1500 Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2015 GMC Sierra 1500 Denali in Brighton, CO
Photo 5: 2015 GMC Sierra 1500 Denali with  in Brighton, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Call Dealer
  • Get Directions
$39,987

2015 GMC Sierra 1500 Denali

42,152 miles Brighton, CO

Photo 1: Summit White 2012 GMC Sierra 1500 Denali in Brighton, CO exterior view from front driver's side
Photo 2: Summit White 2012 GMC Sierra 1500 Denali in Brighton, CO
Photo 3: interior dashboard and console 2012 GMC Sierra 1500 Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2012 GMC Sierra 1500 Denali in Brighton, CO
Photo 5: 2012 GMC Sierra 1500 Denali with  in Brighton, CO

Automatic / AWD / 8 Cyl
12 mpg city / 18 mpg hwy

  • Call Dealer
  • Get Directions
$26,484

2012 GMC Sierra 1500 Denali

84,804 miles Brighton, CO

Photo 1: Quicksilver Metallic 2016 GMC Sierra 1500 SLT in Brighton, CO exterior view from front driver's side
Photo 2: Quicksilver Metallic 2016 GMC Sierra 1500 SLT in Brighton, CO
Photo 3: interior dashboard and console 2016 GMC Sierra 1500 SLT in Brighton, CO
Photo 4: cockpit view from driver’s seat 2016 GMC Sierra 1500 SLT in Brighton, CO
Photo 5: 2016 GMC Sierra 1500 SLT with  in Brighton, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Call Dealer
  • Get Directions
$43,486

2016 GMC Sierra 1500 SLT

20,690 miles Brighton, CO

Photo 1: Quicksilver Metallic 2015 GMC Sierra 1500 SLE in Brighton, CO exterior view from front driver's side
Photo 2: Quicksilver Metallic 2015 GMC Sierra 1500 SLE in Brighton, CO
Photo 3: interior dashboard and console 2015 GMC Sierra 1500 SLE in Brighton, CO
Photo 4: cockpit view from driver’s seat 2015 GMC Sierra 1500 SLE in Brighton, CO
Photo 5: 2015 GMC Sierra 1500 SLE with  in Brighton, CO

Automatic / RWD / 8 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$29,987

2015 GMC Sierra 1500 SLE

28,576 miles Brighton, CO

Photo 1: White Frost Tri-Coat 2016 GMC Sierra 1500 Denali in Brighton, CO exterior view from front driver's side
Photo 2: White Frost Tri-Coat 2016 GMC Sierra 1500 Denali in Brighton, CO
Photo 3: interior dashboard and console 2016 GMC Sierra 1500 Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2016 GMC Sierra 1500 Denali in Brighton, CO
Photo 5: 2016 GMC Sierra 1500 Denali with  in Brighton, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Call Dealer
  • Get Directions
$44,987

2016 GMC Sierra 1500 Denali

16,560 miles Brighton, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 20 mpg hwy

  • Call Dealer
  • Get Directions
$51,486

2017 GMC Sierra 1500 Denali

8,046 miles Brighton, CO

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Call Dealer
  • Get Directions
$35,486

2014 GMC Sierra 1500 SLT

41,799 miles Brighton, CO

Photo 1:  2013 GMC Sierra 1500 SLE in Boulder, CO
Photo 2: interior dashboard and console 2013 GMC Sierra 1500 SLE in Boulder, CO
Photo 3: cockpit view from driver’s seat 2013 GMC Sierra 1500 SLE in Boulder, CO
Photo 4: 2013 GMC Sierra 1500 SLE with  in Boulder, CO
Photo 5:  2013 GMC Sierra 1500 SLE in Boulder, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Call Dealer
  • Get Directions
$24,072

2013 GMC Sierra 1500 SLE

89,649 miles Boulder, CO

Photo 1: Onyx Black 2016 GMC Sierra 1500 Base in Centennial, CO exterior view from front driver's side
Photo 2: Onyx Black 2016 GMC Sierra 1500 Base in Centennial, CO
Photo 3: interior dashboard and console 2016 GMC Sierra 1500 Base in Centennial, CO
Photo 4: 2016 GMC Sierra 1500 Base with  in Centennial, CO
Photo 5: Onyx Black 2016 GMC Sierra 1500 Base in Centennial, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Call Dealer
  • Get Directions
$27,991

2016 GMC Sierra 1500 Base

33,088 miles Centennial, CO

Photo 1:  2005 GMC Sierra 1500 SLT in Aurora, CO exterior view from front driver's side
Photo 2:  2005 GMC Sierra 1500 SLT in Aurora, CO
Photo 3: interior dashboard and console 2005 GMC Sierra 1500 SLT in Aurora, CO
Photo 4: 2005 GMC Sierra 1500 SLT with  in Aurora, CO
Photo 5:  2005 GMC Sierra 1500 SLT in Aurora, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl
13 mpg city / 17 mpg hwy

  • Get Directions
$7,499

2005 GMC Sierra 1500 SLT

186,000 miles Aurora, CO

Photo 1:  2014 GMC Sierra 1500 SLT in Longmont, CO exterior view from front driver's side
Photo 2:  2014 GMC Sierra 1500 SLT in Longmont, CO
Photo 3: 2014 GMC Sierra 1500 SLT with  in Longmont, CO
Photo 4:  2014 GMC Sierra 1500 SLT in Longmont, CO front view of grill, headlights, hood and windshield
Photo 5: 2014 GMC Sierra 1500 SLT with  in Longmont, CO

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$33,131

2014 GMC Sierra 1500 SLT

49,679 miles Longmont, CO

Photo 1: 2005 GMC Sierra 1500 SLE with  in Englewood, CO

Automatic / 4WD / 8 Cyl
13 mpg city / 17 mpg hwy

  • Get Directions
$14,900

2005 GMC Sierra 1500 SLE

89,609 miles Englewood, CO

Photo 1: Summit White 2013 GMC Sierra 1500 SLE in Englewood, CO exterior view from front driver's side
Photo 2: Summit White 2013 GMC Sierra 1500 SLE in Englewood, CO
Photo 3: cockpit view from driver’s seat 2013 GMC Sierra 1500 SLE in Englewood, CO
Photo 4: Summit White 2013 GMC Sierra 1500 SLE in Englewood, CO front view of grill, headlights, hood and windshield
Photo 5: 2013 GMC Sierra 1500 SLE with  in Englewood, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Get Directions
$23,977

2013 GMC Sierra 1500 SLE

117,234 miles Englewood, CO

Photo 1: Mocha Steel Metallic 2013 GMC Sierra 1500 SLT in Englewood, CO exterior view from front driver's side
Photo 2: Mocha Steel Metallic 2013 GMC Sierra 1500 SLT in Englewood, CO
Photo 3: interior dashboard and console 2013 GMC Sierra 1500 SLT in Englewood, CO
Photo 4: 2013 GMC Sierra 1500 SLT with  in Englewood, CO
Photo 5: Mocha Steel Metallic 2013 GMC Sierra 1500 SLT in Englewood, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Get Directions
$28,400

2013 GMC Sierra 1500 SLT

59,578 miles Englewood, CO

Photo 1: Iridium Metallic 2014 GMC Sierra 1500 SLE in Aurora, CO exterior view from front driver's side
Photo 2: Iridium Metallic 2014 GMC Sierra 1500 SLE in Aurora, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 1500 SLE in Aurora, CO
Photo 4: 2014 GMC Sierra 1500 SLE with  in Aurora, CO
Photo 5: Iridium Metallic 2014 GMC Sierra 1500 SLE in Aurora, CO front view of grill, headlights, hood and windshield

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$30,900

2014 GMC Sierra 1500 SLE

25,659 miles Aurora, CO

Photo 1: Midnight Blue Metallic 2012 GMC Sierra 1500 SLE in Thornton, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2012 GMC Sierra 1500 SLE in Thornton, CO
Photo 3: Midnight Blue Metallic 2012 GMC Sierra 1500 SLE in Thornton, CO exterior view of driver's side
Photo 4: Midnight Blue Metallic 2012 GMC Sierra 1500 SLE in Thornton, CO exterior view from rear driver's side
Photo 5: 2012 GMC Sierra 1500 SLE with  in Thornton, CO

Automatic / 4WD / 8 Cyl
15 mpg city / 21 mpg hwy

  • Get Directions
$22,577

2012 GMC Sierra 1500 SLE

73,489 miles Thornton, CO

Photo 1:  2015 GMC Sierra 1500 SLT in Thornton, CO
Photo 2: interior dashboard and console 2015 GMC Sierra 1500 SLT in Thornton, CO
Photo 3: 2015 GMC Sierra 1500 SLT with  in Thornton, CO
Photo 4:  2015 GMC Sierra 1500 SLT in Thornton, CO front view of grill, headlights, hood and windshield
Photo 5: 2015 GMC Sierra 1500 SLT with  in Thornton, CO

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$38,599

2015 GMC Sierra 1500 SLT

28,049 miles Thornton, CO

Photo 1: 2015 GMC Sierra 1500 SLT with  in Longmont, CO
Photo 2: 2015 GMC Sierra 1500 SLT with  in Longmont, CO
Photo 3: 2015 GMC Sierra 1500 SLT with  in Longmont, CO
Photo 4:  2015 GMC Sierra 1500 SLT in Longmont, CO exterior view of driver's side
Photo 5:  2015 GMC Sierra 1500 SLT in Longmont, CO exterior view of passenger side

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$38,970

2015 GMC Sierra 1500 SLT

22,185 miles Longmont, CO

Photo 1: Stealth Gray Metallic 2014 GMC Sierra 1500 in Englewood, CO exterior view from front driver's side
Photo 2: Stealth Gray Metallic 2014 GMC Sierra 1500 in Englewood, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 1500 in Englewood, CO
Photo 4: 2014 GMC Sierra 1500 in Englewood, CO
Photo 5: Stealth Gray Metallic 2014 GMC Sierra 1500 in Englewood, CO front view of grill, headlights, hood and windshield

Automatic / RWD / 6 Cyl
18 mpg city / 23 mpg hwy

  • Get Directions
$24,900

2014 GMC Sierra 1500

50,932 miles Englewood, CO

Photo 1:  2015 GMC Sierra 1500 SLT in Littleton, CO exterior view from front driver's side
Photo 2:  2015 GMC Sierra 1500 SLT in Littleton, CO
Photo 3: 2015 GMC Sierra 1500 SLT with  in Littleton, CO
Photo 4:  2015 GMC Sierra 1500 SLT in Littleton, CO front view of grill, headlights, hood and windshield
Photo 5: 2015 GMC Sierra 1500 SLT with  in Littleton, CO

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$34,880

2015 GMC Sierra 1500 SLT

42,348 miles Littleton, CO

Photo 1: Bronze Alloy Metallic 2014 GMC Sierra 1500 SLE in Denver, CO exterior view from front driver's side
Photo 2: Bronze Alloy Metallic 2014 GMC Sierra 1500 SLE in Denver, CO
Photo 3: interior dashboard and console 2014 GMC Sierra 1500 SLE in Denver, CO
Photo 4: cockpit view from driver’s seat 2014 GMC Sierra 1500 SLE in Denver, CO
Photo 5: 2014 GMC Sierra 1500 SLE with  in Denver, CO

Automatic / 4WD / 6 Cyl
17 mpg city / 22 mpg hwy

  • Get Directions
$27,210

2014 GMC Sierra 1500 SLE

20,375 miles Denver, CO

Photo 1: Crimson Red Tintcoat 2017 GMC Sierra 1500 SLT in Greenwood Village, CO exterior view from front driver's side
Photo 2: Crimson Red Tintcoat 2017 GMC Sierra 1500 SLT in Greenwood Village, CO
Photo 3: cockpit view from driver’s seat 2017 GMC Sierra 1500 SLT in Greenwood Village, CO
Photo 4: Crimson Red Tintcoat 2017 GMC Sierra 1500 SLT in Greenwood Village, CO front view of grill, headlights, hood and windshield
Photo 5: 2017 GMC Sierra 1500 SLT with  in Greenwood Village, CO

Automatic / 4WD / 8 Cyl
16 mpg city / 22 mpg hwy

  • Get Directions
$45,498

2017 GMC Sierra 1500 SLT

20,289 miles Greenwood Village, CO

Photo 1:  2015 GMC Sierra 1500 SLE in Littleton, CO exterior view from front driver's side

Automatic / 4WD / 6 Cyl
17 mpg city / 22 mpg hwy

  • Get Directions
$27,991

2015 GMC Sierra 1500 SLE

18,533 miles Littleton, CO