Explore 75 Used 2020 Gmc Sierra Listings Near Longmont, CO
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Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box SLT
157,922 mi.
113 days on market
3GTU9DET6LG448373
$26,995
Good Deal
Windy City Motors
Chicago, IL
Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box Denali
136,414 mi.
7 days on market
1GTU9FELXLZ184103
$29,995
Good Deal
Y H Auto Planet
Rensselaer, NY
Sponsored
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
161,650 mi.
68 days on market
1GT49NE78LF127851
$29,995
Good Deal
Nellies Auto Sales
Leeds, ME
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
77,157 mi.
1 day on market
1GT49REY5LF154828
Contact Dealer
Clean title
Alpine Buick Gmc
Highlands Ranch, CO
4.3
New listing
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
107,240 mi.
1 day on market
3GTU9CET2LG454505
$31,991
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
61,052 mi.
1 day on market
1GT49RE7XLF272705
$56,372
Fair Deal
Markley Buick Gmc
Fort Collins, CO
4.1
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
120,660 mi.
1 day on market
3GTU9DED3LG249578
$27,950
Good Deal
Sterling Auto Sales
Franktown, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box AT4
75,347 mi.
2 days on market
3GTP9EEL6LG352052
$42,995
Fair Deal
Independent Auto Brokers
Greeley, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box AT4
130,455 mi.
2 days on market
3GTP9EEL9LG178865
$58,040
Town Country Automall
Alamosa, CO
2020 GMC Sierra 4WD Crew Cab Short Box Denali
127,739 mi.
2 days on market
3GTU9FET1LG317167
$33,494
Good Deal
Modern Classic Motors Inc
Grand Junction, CO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box SLT
70,658 mi.
6 days on market
3GTU9DED7LG245825
$35,998
Fair Deal
Mike Maroone Auto
Longmont, CO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box Denali
85,066 mi.
6 days on market
3GTU9FEL9LG341443
$41,000
Fair Deal
Stevinson Hyundai Of Longmont
Longmont, CO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box SLT
89,338 mi.
6 days on market
3GTU9DED7LG133364
$34,994
Fair Deal
Modern Classic Motors Inc
Grand Junction, CO
4.7
2020 GMC Sierra 4WD Crew Cab Standard Box
108,592 mi.
6 days on market
1GD49SE71LF246898
$36,490
Fair DealClean title
Vista Toyota
Casper, WY
4.7
2020 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
204,420 mi.
6 days on market
1GT49WEY6LF200567
$38,923
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
88,921 mi.
7 days on market
1GT49PEY1LF282651
$56,197
Fair Deal
Castle Rock Ford
Castle Rock, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box AT4
155,000 mi.
8 days on market
1GTP9EELXLZ159094
$29,349
Good Deal
Korf Chrysler Dodge Jeep Ram Yuma
Yuma, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box SLT
22,522 mi.
9 days on market
3GTU9DED3LG447173
$42,999
Fair Deal
Autonation Usa Colorado Springs
Colorado Springs, CO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box SLT
77,527 mi.
10 days on market
3GTU9DET6LG199881
$34,990
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box SLT
70,188 mi.
11 days on market
3GTU9DEDXLG403171
$40,198
Fair Deal
Super Auto Company Inc
Denver, CO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box
93,846 mi.
11 days on market
3GTP9AEK1LG156732
$26,100
Good Deal
Mike Maroone Chevrolet South
Colorado Springs, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
147,000 mi.
14 days on market
1GT49WEY7LF149094
$46,999
Good Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
92,204 mi.
16 days on market
1GT49REYXLF303332
$51,299
Good DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2020 GMC Sierra Denali 4WD Crew Cab Standard Box
106,529 mi.
16 days on market
1GT19REY8LF321654
$49,995
Great DealClean title
Truck Kings
Denver, CO
4.2
2020 GMC Sierra 4WD Crew Cab Long Box DRW Denali
51,651 mi.
18 days on market
1GT49WEY0LF268282
Contact Dealer
Omeara Gmc
Denver, CO
4.2
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
43,002 mi.
19 days on market
1GT49REY6LF198594
$56,690
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
55,124 mi.
19 days on market
1GT19PEY1LF120280
$57,989
Fair Deal
Fremont Cdjr Casper
Casper, WY
4.4
2020 GMC Sierra 4WD Crew Cab Short Box
71,208 mi.
20 days on market
3GTU9AEF1LG413958
$31,498
Fair Deal
Turner Chevrolet
Montrose, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box Denali
60,522 mi.
20 days on market
3GTU9FET7LG256813
$40,686
Fair Deal
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
127,044 mi.
20 days on market
1GT49PE73LF294470
$43,998
Good Deal
Autonation Subaru Arapahoe
Centennial, CO
4.3
2020 GMC Sierra 4WD Crew Cab Short Box SLT
77,241 mi.
21 days on market
1GTU9DEL4LZ146306
$31,500
Great Deal
The Auto Outlet
Casper, WY
4.7
Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box SLT
157,922 mi.
113 days on market
3GTU9DET6LG448373
$26,995
Good Deal
Windy City Motors
Chicago, IL
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
77,157 mi.
1 day on market
1GT49REY5LF154828
Contact Dealer
Clean title
Alpine Buick Gmc
Highlands Ranch, CO
4.3
New listing
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
107,240 mi.
1 day on market
3GTU9CET2LG454505
$31,991
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
61,052 mi.
1 day on market
1GT49RE7XLF272705
$56,372
Fair Deal
Markley Buick Gmc
Fort Collins, CO
4.1
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
120,660 mi.
1 day on market
3GTU9DED3LG249578
$27,950
Good Deal
Sterling Auto Sales
Franktown, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box AT4
75,347 mi.
2 days on market
3GTP9EEL6LG352052
$42,995
Fair Deal
Independent Auto Brokers
Greeley, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box AT4
130,455 mi.
2 days on market
3GTP9EEL9LG178865
$58,040
Town Country Automall
Alamosa, CO
2020 GMC Sierra 4WD Crew Cab Short Box Denali
127,739 mi.
2 days on market
3GTU9FET1LG317167
$33,494
Good Deal
Modern Classic Motors Inc
Grand Junction, CO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box SLT
70,658 mi.
6 days on market
3GTU9DED7LG245825
$35,998
Fair Deal
Mike Maroone Auto
Longmont, CO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box Denali
85,066 mi.
6 days on market
3GTU9FEL9LG341443
$41,000
Fair Deal
Stevinson Hyundai Of Longmont
Longmont, CO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box SLT
89,338 mi.
6 days on market
3GTU9DED7LG133364
$34,994
Fair Deal
Modern Classic Motors Inc
Grand Junction, CO
4.7
2020 GMC Sierra 4WD Crew Cab Standard Box
108,592 mi.
6 days on market
1GD49SE71LF246898
$36,490
Fair DealClean title
Vista Toyota
Casper, WY
4.7
2020 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
204,420 mi.
6 days on market
1GT49WEY6LF200567
$38,923
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
88,921 mi.
7 days on market
1GT49PEY1LF282651
$56,197
Fair Deal
Castle Rock Ford
Castle Rock, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box AT4
155,000 mi.
8 days on market
1GTP9EELXLZ159094
$29,349
Good Deal
Korf Chrysler Dodge Jeep Ram Yuma
Yuma, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box SLT
22,522 mi.
9 days on market
3GTU9DED3LG447173
$42,999
Fair Deal
Autonation Usa Colorado Springs
Colorado Springs, CO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box SLT
77,527 mi.
10 days on market
3GTU9DET6LG199881
$34,990
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box SLT
70,188 mi.
11 days on market
3GTU9DEDXLG403171
$40,198
Fair Deal
Super Auto Company Inc
Denver, CO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box
93,846 mi.
11 days on market
3GTP9AEK1LG156732
$26,100
Good Deal
Mike Maroone Chevrolet South
Colorado Springs, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
147,000 mi.
14 days on market
1GT49WEY7LF149094
$46,999
Good Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
92,204 mi.
16 days on market
1GT49REYXLF303332
$51,299
Good DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2020 GMC Sierra Denali 4WD Crew Cab Standard Box
106,529 mi.
16 days on market
1GT19REY8LF321654
$49,995
Great DealClean title
Truck Kings
Denver, CO
4.2
2020 GMC Sierra 4WD Crew Cab Long Box DRW Denali
51,651 mi.
18 days on market
1GT49WEY0LF268282
Contact Dealer
Omeara Gmc
Denver, CO
4.2
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
43,002 mi.
19 days on market
1GT49REY6LF198594
$56,690
Fair Deal
Autonation Chrysler Jeep West
Golden, CO
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
55,124 mi.
19 days on market
1GT19PEY1LF120280
$57,989
Fair Deal
Fremont Cdjr Casper
Casper, WY
4.4
2020 GMC Sierra 4WD Crew Cab Short Box
71,208 mi.
20 days on market
3GTU9AEF1LG413958
$31,498
Fair Deal
Turner Chevrolet
Montrose, CO
4.5
2020 GMC Sierra 4WD Crew Cab Short Box Denali
60,522 mi.
20 days on market
3GTU9FET7LG256813
$40,686
Fair Deal
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
127,044 mi.
20 days on market
1GT49PE73LF294470
$43,998
Good Deal
Autonation Subaru Arapahoe
Centennial, CO
4.3
2020 GMC Sierra 4WD Crew Cab Short Box SLT
77,241 mi.
21 days on market
1GTU9DEL4LZ146306
$31,500
Great Deal
The Auto Outlet
Casper, WY
4.7
Find Used GMC Sierra in Longmont, CO
In the U.S., the GMC Sierra is available as Chassis Cab, Pickup, and Utility-Service Truck. The best choice typically depends on space needs and personal preference.