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Price Range

$0 $60,000+

Max Mileage

New $80,000+

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2,179 Results for

Used GMC Cars & Trucks For Sale in Longmont, CO

Search Results

Photo 1: 2017 GMC Canyon SLT with  in Boulder, CO

Automatic / 4WD / 4 Cyl
20 mpg city / 28 mpg hwy

  • Get Directions
$33,990

2017 GMC Canyon SLT

15,991 miles Boulder, CO

Photo 1:  2013 GMC Yukon XL 1500 Denali in Denver, CO exterior view from front driver's side
Photo 2:  2013 GMC Yukon XL 1500 Denali in Denver, CO
Photo 3: interior dashboard and console 2013 GMC Yukon XL 1500 Denali in Denver, CO
Photo 4: cockpit view from driver’s seat 2013 GMC Yukon XL 1500 Denali in Denver, CO
Photo 5: 2013 GMC Yukon XL 1500 Denali with  in Denver, CO

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

  • Get Directions
$31,981

2013 GMC Yukon XL 1500 Denali

67,969 miles Denver, CO

Photo 1:  2015 GMC Yukon XL SLT in Boulder, CO exterior view from front driver's side
Photo 2:  2015 GMC Yukon XL SLT in Boulder, CO
Photo 3: interior dashboard and console 2015 GMC Yukon XL SLT in Boulder, CO
Photo 4: cockpit view from driver’s seat 2015 GMC Yukon XL SLT in Boulder, CO
Photo 5: 2015 GMC Yukon XL SLT with  in Boulder, CO

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

  • Get Directions
$46,680

2015 GMC Yukon XL SLT

37,569 miles Boulder, CO

Photo 1: Carbon Black Metallic 2014 GMC Acadia SLT SLT-1 in Boulder, CO exterior view from front driver's side
Photo 2: Carbon Black Metallic 2014 GMC Acadia SLT SLT-1 in Boulder, CO
Photo 3: cockpit view from driver’s seat 2014 GMC Acadia SLT SLT-1 in Boulder, CO
Photo 4: 2014 GMC Acadia SLT SLT-1 with  in Boulder, CO
Photo 5: Carbon Black Metallic 2014 GMC Acadia SLT SLT-1 in Boulder, CO front view of grill, headlights, hood and windshield

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Get Directions
$25,686

2014 GMC Acadia SLT SLT-1

61,588 miles Boulder, CO

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: Quicksilver Metallic 2017 GMC Acadia SLT SLT-1 in Brighton, CO exterior view from front driver's side
Photo 2: Quicksilver Metallic 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 3: interior dashboard and console 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 4: cockpit view from driver’s seat 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 5: 2017 GMC Acadia SLT SLT-1 with  in Brighton, CO

Automatic / AWD / 6 Cyl
18 mpg city / 25 mpg hwy

  • Call Dealer
  • Get Directions
$30,486

2017 GMC Acadia SLT SLT-1

22,934 miles Brighton, CO

Photo 1: Quicksilver Metallic 2017 GMC Acadia SLT SLT-1 in Brighton, CO exterior view from front driver's side
Photo 2: Quicksilver Metallic 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 3: interior dashboard and console 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 4: cockpit view from driver’s seat 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 5: 2017 GMC Acadia SLT SLT-1 with  in Brighton, CO

Automatic / AWD / 6 Cyl
18 mpg city / 25 mpg hwy

  • Call Dealer
  • Get Directions
$31,486

2017 GMC Acadia SLT SLT-1

16,258 miles Brighton, CO

Photo 1: Summit White 2014 GMC Terrain Denali in Brighton, CO exterior view from front driver's side
Photo 2: Summit White 2014 GMC Terrain Denali in Brighton, CO
Photo 3: interior dashboard and console 2014 GMC Terrain Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2014 GMC Terrain Denali in Brighton, CO
Photo 5: 2014 GMC Terrain Denali with  in Brighton, CO

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$26,486

2014 GMC Terrain Denali

30,365 miles Brighton, CO

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

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$56,486

2016 GMC Sierra 2500HD SLT

22,991 miles Brighton, CO

Photo 1: Summit White 2017 GMC Acadia SLT SLT-1 in Brighton, CO exterior view from front driver's side
Photo 2: cockpit view from driver’s seat 2017 GMC Acadia SLT SLT-1 in Brighton, CO
Photo 3: 2017 GMC Acadia SLT SLT-1 with  in Brighton, CO
Photo 4: Summit White 2017 GMC Acadia SLT SLT-1 in Brighton, CO view of rear bumper

Automatic / AWD / 6 Cyl
18 mpg city / 25 mpg hwy

  • Call Dealer
  • Get Directions
$30,486

2017 GMC Acadia SLT SLT-1

21,145 miles Brighton, CO

Photo 1: Onyx Black 2014 GMC Sierra 3500HD Denali in Brighton, CO exterior view from front driver's side
Photo 2: Onyx Black 2014 GMC Sierra 3500HD Denali in Brighton, CO
Photo 3: Onyx Black 2014 GMC Sierra 3500HD Denali in Brighton, CO front view of grill, headlights, hood and windshield
Photo 4: Onyx Black 2014 GMC Sierra 3500HD Denali in Brighton, CO exterior view of driver's side
Photo 5: Onyx Black 2014 GMC Sierra 3500HD Denali in Brighton, CO exterior view of passenger side

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$39,486

2014 GMC Sierra 3500HD Denali

124,738 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: Iridium Metallic 2015 GMC Acadia Denali in Brighton, CO exterior view from front driver's side
Photo 2: Iridium Metallic 2015 GMC Acadia Denali in Brighton, CO
Photo 3: interior dashboard and console 2015 GMC Acadia Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2015 GMC Acadia Denali in Brighton, CO
Photo 5: 2015 GMC Acadia Denali with  in Brighton, CO

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$33,486

2015 GMC Acadia Denali

38,199 miles Brighton, CO

Photo 1: Stealth Gray Metallic 2007 GMC Sierra 2500HD SLT in Brighton, CO exterior view from front driver's side
Photo 2: Stealth Gray Metallic 2007 GMC Sierra 2500HD SLT in Brighton, CO
Photo 3: interior dashboard and console 2007 GMC Sierra 2500HD SLT in Brighton, CO
Photo 4: cockpit view from driver’s seat 2007 GMC Sierra 2500HD SLT in Brighton, CO
Photo 5: 2007 GMC Sierra 2500HD SLT with  in Brighton, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$29,486

2007 GMC Sierra 2500HD SLT

106,738 miles Brighton, CO

Photo 1: Sonoma Red Metallic 2013 GMC Sierra 3500HD SLE in Brighton, CO exterior view from front driver's side
Photo 2: Sonoma Red Metallic 2013 GMC Sierra 3500HD SLE in Brighton, CO
Photo 3: interior dashboard and console 2013 GMC Sierra 3500HD SLE in Brighton, CO
Photo 4: cockpit view from driver’s seat 2013 GMC Sierra 3500HD SLE in Brighton, CO
Photo 5: 2013 GMC Sierra 3500HD SLE with  in Brighton, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$30,013

2013 GMC Sierra 3500HD SLE

61,130 miles Brighton, CO

Photo 1: Silver Birch Metallic 2004 GMC Sierra 3500 SLE in Brighton, CO exterior view from front driver's side
Photo 2: Silver Birch Metallic 2004 GMC Sierra 3500 SLE in Brighton, CO
Photo 3: interior dashboard and console 2004 GMC Sierra 3500 SLE in Brighton, CO
Photo 4: cockpit view from driver’s seat 2004 GMC Sierra 3500 SLE in Brighton, CO
Photo 5: 2004 GMC Sierra 3500 SLE with  in Brighton, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$19,987

2004 GMC Sierra 3500 SLE

177,240 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: Onyx Black 2012 GMC Sierra 2500HD Denali in Brighton, CO exterior view from front driver's side
Photo 2: Onyx Black 2012 GMC Sierra 2500HD Denali in Brighton, CO
Photo 3: interior dashboard and console 2012 GMC Sierra 2500HD Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2012 GMC Sierra 2500HD Denali in Brighton, CO
Photo 5: 2012 GMC Sierra 2500HD Denali with  in Brighton, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$39,486

2012 GMC Sierra 2500HD Denali

64,150 miles Brighton, CO

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

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

  • Call Dealer
  • Get Directions
$44,987

2015 GMC Yukon SLT

46,922 miles Brighton, CO

Photo 1: Onyx Black 2007 GMC Yukon Denali in Brighton, CO exterior view from front driver's side
Photo 2: Onyx Black 2007 GMC Yukon Denali in Brighton, CO
Photo 3: interior dashboard and console 2007 GMC Yukon Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2007 GMC Yukon Denali in Brighton, CO
Photo 5: 2007 GMC Yukon Denali with  in Brighton, CO

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

  • Call Dealer
  • Get Directions
$18,486

2007 GMC Yukon Denali

112,135 miles Brighton, CO

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

Automatic / AWD / 6 Cyl
16 mpg city / 23 mpg hwy

  • Call Dealer
  • Get Directions
$34,486

2015 GMC Acadia Denali

41,839 miles Brighton, CO

Photo 1: Iridium Metallic 2015 GMC Sierra 1500 Denali in Brighton, CO exterior view from front driver's side
Photo 2: interior dashboard and console 2015 GMC Sierra 1500 Denali in Brighton, CO
Photo 3: cockpit view from driver’s seat 2015 GMC Sierra 1500 Denali in Brighton, CO
Photo 4: Iridium Metallic 2015 GMC Sierra 1500 Denali in Brighton, CO front view of grill, headlights, hood and windshield
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: Onyx Black 2015 GMC Sierra 2500HD Denali in Brighton, CO exterior view from front driver's side
Photo 2: Onyx Black 2015 GMC Sierra 2500HD Denali in Brighton, CO
Photo 3: interior dashboard and console 2015 GMC Sierra 2500HD Denali in Brighton, CO
Photo 4: cockpit view from driver’s seat 2015 GMC Sierra 2500HD Denali in Brighton, CO
Photo 5: 2015 GMC Sierra 2500HD Denali with  in Brighton, CO

Automatic / 4WD / 8 Cyl

  • Call Dealer
  • Get Directions
$53,486

2015 GMC Sierra 2500HD Denali

50,806 miles Brighton, CO