Used GMC Sierra for Sale in Longmont, CO

  1. Used Cars For Sale
  2. CO
  3. Longmont
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  5. Sierra

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great price

Used 2024 GMC Sierra

$49,000
$13,141 below
$1,445/mo est. ?
41,254 km

VIN: 1GTUUDED7RZ184841

 
EpicVIN report available
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Rickenbaugh Infiniti

Authorized EpicVIN dealer

4.9
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25 reviews

80514, Dacono CO

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great price

Used 2021 GMC Sierra

$40,000
$4,855 below
$1,180/mo est. ?
65,996 km

VIN: 3GTU9FED4MG418794

 
EpicVIN report available
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AutoSavvy Windsor

Authorized EpicVIN dealer

80550, Windsor CO

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great price

Used 2015 GMC Sierra

$18,942
$6,580 below
$559/mo est. ?
289,934 km

VIN: 3GTP1VEC7FG222406

 
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Skyline Mitsubishi

Authorized EpicVIN dealer

80234, Denver CO

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great price

Used 2014 GMC Sierra

$14,998
$6,732 below
$442/mo est. ?
258,499 km 5.3L

VIN: 3GTP1VECXEG546903

 
EpicVIN report available
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Mike Maroone Ford Longmont

Authorized EpicVIN dealer

4.3 Google 1913 reviews

80501, Longmont CO

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high price

Used 2020 GMC Sierra

$63,000
$19,589 above
$1,858/mo est. ?
68,556 km 6.6L

VIN: 1GT49WEY4LF248164

 
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Larry H. Miller Ford Lakewood

Authorized EpicVIN dealer

80215, Lakewood CO

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fair price

Used 2022 GMC Sierra

$54,498
$483 below
$1,607/mo est. ?
52,125 km 6.2L

VIN: 3GTUUGELXNG591345

 
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Mike Maroone Longmont Ford

4.3 Google 1913 reviews

80501, Longmont CO

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great price

Used 2006 GMC Sierra

$8,997
$4,146 below
$265/mo est. ?
520,998 km 6.6L

VIN: 1GTHK33D86F227701

 
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Crossroads Hyundai of Loveland

Authorized EpicVIN dealer

4.7
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114 reviews

80538, Loveland CO

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great price

2025 GMC Sierra

$46,324
$19,900 below
$1,363/mo est. ?
8 km

VIN: 3GTNUAEK0SG110054

 
EpicVIN report available
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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great price

2025 GMC Sierra

$60,594
$5,630 below
$1,783/mo est. ?
0 km

VIN: 3GTUUDEDXSG123425

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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great price

Used 2022 GMC Sierra

$44,999
$9,982 below
$1,327/mo est. ?
23,165 km 6.6L

VIN: 1GT09ME70NF107394

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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great price

Used 2021 GMC Sierra

$38,999
$5,856 below
$1,150/mo est. ?
169,082 km

VIN: 3GTU9FET9MG232689

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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great price

Used 2022 GMC Sierra

$34,999
$19,982 below
$1,032/mo est. ?
70,380 km

VIN: 3GTNUAEDXNG519281

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

Used 2015 GMC Sierra

$39,999
$14,477 above
$1,180/mo est. ?
179,295 km

VIN: 1GT424E87FF618360

 
EpicVIN report available

AutoNation Buick GMC West

Authorized EpicVIN dealer

80401, Golden CO

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high price

Used 2004 GMC Sierra

$19,999
$8,680 above
$590/mo est. ?
354,639 km 6.6L

VIN: 1GTHK23174F169755

 
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Conquest Classic Cars

Authorized EpicVIN dealer

4.4 Google 95 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$78,320
$12,096 above
$2,305/mo est. ?
13 km

VIN: 1GTUUGEL7SZ117820

 
EpicVIN report available

Mike Maroone Chevrolet Buick GMC Longmont

Authorized EpicVIN dealer

80504, Longmont CO

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high price

2025 GMC Sierra

$82,085
$15,861 above
$2,415/mo est. ?
13 km

VIN: 3GTUUFE85SG118910

 
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Mike Maroone Chevrolet Buick GMC Longmont

Authorized EpicVIN dealer

80504, Longmont CO

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high price

2025 GMC Sierra

$75,649
$9,425 above
$2,226/mo est. ?
0 km

VIN: 1GTUUGE80SZ117900

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$76,249
$10,025 above
$2,244/mo est. ?
0 km

VIN: 3GTUUGE80SG126502

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$75,649
$9,425 above
$2,226/mo est. ?
0 km

VIN: 3GTUUGE86SG127038

 
EpicVIN report available

Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$75,649
$9,425 above
$2,226/mo est. ?
0 km

VIN: 3GTUUGE82SG127036

 
EpicVIN report available

Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$76,249
$10,025 above
$2,244/mo est. ?
0 km

VIN: 3GTUUGE81SG126377

 
EpicVIN report available

Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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high price

2025 GMC Sierra

$67,469
$1,245 above
$1,985/mo est. ?
0 km

VIN: 3GTUUDE88SG125032

 
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Weld County Garage

Authorized EpicVIN dealer

4.8
Star icon
25 reviews
4.4 Google 1180 reviews

80634, Greeley CO

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good price

2025 GMC Sierra

$62,820
$3,404 below
$1,849/mo est. ?
0 km

VIN: 1GTUUCEDXSZ119692

 
EpicVIN report available
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TRANSWEST GMC

Authorized EpicVIN dealer

80640, Henderson CO

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great price

Used 2011 GMC Sierra

$13,995
$3,165 below
$413/mo est. ?
236,858 km 5.3L

VIN: 1GTR2VE31BZ367134

 
EpicVIN report available
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Frontline Auto Brokers

Authorized EpicVIN dealer

80501, Longmont CO

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Used GMC Sierra by City in Colorado

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