269 Used 2020 Gmc Sierra for Sale Near O Fallon, MO
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2020 GMC Sierra 4WD Crew Cab Short Box SLT
171,350 mi.
16 days on market
3GTU9DED1LG110999
$21,799
Good Deal
Rams Motors Llc
San Antonio, TX
Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box Denali
105,180 mi.
7 days on market
3GTU9FELXLG418644
$34,998
Good Deal
Smart Chevrolet
Madison, NC
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
82,179 mi.
6 days on market
1GT49RE74LF287653
$49,995
Fair Deal
Motor Cars Of Chicago
Joliet, IL
4.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
141,134 mi.
58 days on market
1GTU9DED2LZ191799
$27,998
Your Choice Autos Joliet
Joliet, IL
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
58,273 mi.
65 days on market
1GTU9DEDXLZ129275
$37,996
Taylor Ford Of Manteno
Manteno, IL
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
51,464 mi.
66 days on market
1GT49REY7LF190357
$67,995
Fair Deal
Motor Cars Of Chicago
Joliet, IL
4.8
2020 GMC Sierra Elevation 4WD Crew Cab Short Box
99,324 mi.
196 days on market
1GTU9CET2LZ239870
$29,997
Good Deal
Best Car Finance
Frankfort, IL
4.3
New listing
Photos coming soon
2020 GMC Sierra 4WD Crew Cab Short Box Denali
113,328 mi.
1 day on market
1GTU9FET9LZ293376
Contact Dealer
Banks Motors
Clinton, MO
4.8
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
69,848 mi.
1 day on market
3GTU9DEDXLG434050
$36,437
Fair Deal
Dave Sinclair Buick Gmc
St. Louis, MO
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
143,906 mi.
1 day on market
3GTU9DED2LG257042
Contact Dealer
Cable Dahmer Kia Of Lawrence
Lawrence, KS
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLE
60,081 mi.
1 day on market
3GTU9BED9LG238346
$31,788
Fair Deal
Wyatt Johnson Toyota
Clarksville, TN
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
135,875 mi.
1 day on market
1GT49REY9LF110721
Contact Dealer
Jim Butler Chevrolet
Fenton, MO
4.3
New listing
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
129,877 mi.
1 day on market
1GTU9CED5LZ329930
$29,773
Good Deal
Red River Ford Wynne
Wynne, AR
4.6
2020 GMC Sierra 4WD Crew Cab Short Box Denali
130,144 mi.
2 days on market
1GTU9FET9LZ223781
$32,832
Great DealSingle ownerClean title
Kunes Auto Group Of Macomb
Macomb, IL
4.4
2020 GMC Sierra Elevation 4WD Double Cab Standard Box
86,853 mi.
2 days on market
1GTR9CEK3LZ275368
$28,999
Auffenberg Volkswagen
Shiloh, IL
4.5
2020 GMC Sierra 4WD Crew Cab Short Box Denali
66,156 mi.
2 days on market
1GTU9FEL6LZ266989
$39,977
Fair Deal
Genesis Of Mattoon
Mattoon, IL
5.0
2020 GMC Sierra Denali 4WD Crew Cab Short Box
80,355 mi.
2 days on market
1GTU9FED6LZ230938
$37,499
Great Deal
Universal Auto Plaza
Blue Springs, MO
4.7
2020 GMC Sierra 4WD Double Cab Standard Box Elevation
95,234 mi.
3 days on market
1GTR9CED5LZ272022
Contact Dealer
Terre Haute Chevrolet
Terre Haute, IN
4.3
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
180,847 mi.
3 days on market
3GTU9CEDXLG442403
$25,589
Good Deal
Mccarthy Chevrolet Overland Park
Overland Park, KS
4.4
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
76,191 mi.
3 days on market
1GTU9CED5LZ332715
$34,866
Fair Deal
Pundmann Ford
Saint Charles, MO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
48,179 mi.
3 days on market
3GTU9DED9LG421533
$41,789
Fair Deal
Hudson Automotive
Madisonville, KY
4.0
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
128,933 mi.
3 days on market
1GT49NEY3LF149510
$43,499
Good Deal
Ofallon Buick Gmc
O'Fallon, MO
4.8
2020 GMC Sierra 4WD Crew Cab Short Box Denali
98,569 mi.
4 days on market
1GTU9FEL5LZ220375
$34,479
Great Deal
Taylor Grubaugh Chevrolet Buick Gmc
West Plains, MO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box Denali
95,895 mi.
4 days on market
1GTU9FEL4LZ233943
$36,194
Good Deal
Bmw Of Columbia
Columbia, MO
4.9
2020 GMC Sierra 4WD Crew Cab Short Box SLE
79,931 mi.
4 days on market
3GTU9BED0LG148261
$29,500
Fair DealSingle ownerClean title
Pettijohn Auto Center
Bethany, MO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box AT4
75,736 mi.
4 days on market
3GTP9EEL2LG455050
Contact Dealer
Ron Ward Chevrolet
Herrin, IL
4.8
2020 GMC Sierra 4WD Regular Cab Long Box
199,805 mi.
4 days on market
1GD39SEYXLF282660
$26,610
Bommarito South County
St. Louis, MO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box AT4
132,000 mi.
4 days on market
1GTU9EET7LZ264579
Contact Dealer
Shelton Automotive Group
Warrenton, MO
5.0
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
134,064 mi.
4 days on market
1GT49REYXLF112154
Contact Dealer
Ed Morse Chevrolet Lebanon
Lebanon, MO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box AT4
90,881 mi.
5 days on market
3GTP9EEL8LG206252
$35,998
Good DealSingle owner
Seay Motors
Mayfield, KY
4.4
2020 GMC Sierra SLT 4WD Crew Cab Short Box
35,727 mi.
5 days on market
1GTU9DED9LZ373726
$48,180
Fair DealSingle ownerClean title
Cassill Motors
Cedar Rapids, IA
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box
136,316 mi.
5 days on market
1GD49SE77LF246663
$27,900
Good Deal
Corporate Fleet Management Inc
Mooresville, IN
4.3
2020 GMC Sierra 4WD Crew Cab Short Box Denali
72,559 mi.
5 days on market
3GTU9FEL1LG325138
$38,565
Fair Deal
Bob Luegers Motors Inc
Jasper, IN
4.8
Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box SLT
171,350 mi.
16 days on market
3GTU9DED1LG110999
$21,799
Good Deal
Rams Motors Llc
San Antonio, TX
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
82,179 mi.
6 days on market
1GT49RE74LF287653
$49,995
Fair Deal
Motor Cars Of Chicago
Joliet, IL
4.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
141,134 mi.
58 days on market
1GTU9DED2LZ191799
$27,998
Your Choice Autos Joliet
Joliet, IL
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
58,273 mi.
65 days on market
1GTU9DEDXLZ129275
$37,996
Taylor Ford Of Manteno
Manteno, IL
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
51,464 mi.
66 days on market
1GT49REY7LF190357
$67,995
Fair Deal
Motor Cars Of Chicago
Joliet, IL
4.8
2020 GMC Sierra Elevation 4WD Crew Cab Short Box
99,324 mi.
196 days on market
1GTU9CET2LZ239870
$29,997
Good Deal
Best Car Finance
Frankfort, IL
4.3
New listing
Photos coming soon
2020 GMC Sierra 4WD Crew Cab Short Box Denali
113,328 mi.
1 day on market
1GTU9FET9LZ293376
Contact Dealer
Banks Motors
Clinton, MO
4.8
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
69,848 mi.
1 day on market
3GTU9DEDXLG434050
$36,437
Fair Deal
Dave Sinclair Buick Gmc
St. Louis, MO
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLT
143,906 mi.
1 day on market
3GTU9DED2LG257042
Contact Dealer
Cable Dahmer Kia Of Lawrence
Lawrence, KS
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Short Box SLE
60,081 mi.
1 day on market
3GTU9BED9LG238346
$31,788
Fair Deal
Wyatt Johnson Toyota
Clarksville, TN
4.7
New listing
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
135,875 mi.
1 day on market
1GT49REY9LF110721
Contact Dealer
Jim Butler Chevrolet
Fenton, MO
4.3
New listing
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
129,877 mi.
1 day on market
1GTU9CED5LZ329930
$29,773
Good Deal
Red River Ford Wynne
Wynne, AR
4.6
2020 GMC Sierra 4WD Crew Cab Short Box Denali
130,144 mi.
2 days on market
1GTU9FET9LZ223781
$32,832
Great DealSingle ownerClean title
Kunes Auto Group Of Macomb
Macomb, IL
4.4
2020 GMC Sierra Elevation 4WD Double Cab Standard Box
86,853 mi.
2 days on market
1GTR9CEK3LZ275368
$28,999
Auffenberg Volkswagen
Shiloh, IL
4.5
2020 GMC Sierra 4WD Crew Cab Short Box Denali
66,156 mi.
2 days on market
1GTU9FEL6LZ266989
$39,977
Fair Deal
Genesis Of Mattoon
Mattoon, IL
5.0
2020 GMC Sierra Denali 4WD Crew Cab Short Box
80,355 mi.
2 days on market
1GTU9FED6LZ230938
$37,499
Great Deal
Universal Auto Plaza
Blue Springs, MO
4.7
2020 GMC Sierra 4WD Double Cab Standard Box Elevation
95,234 mi.
3 days on market
1GTR9CED5LZ272022
Contact Dealer
Terre Haute Chevrolet
Terre Haute, IN
4.3
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
180,847 mi.
3 days on market
3GTU9CEDXLG442403
$25,589
Good Deal
Mccarthy Chevrolet Overland Park
Overland Park, KS
4.4
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
76,191 mi.
3 days on market
1GTU9CED5LZ332715
$34,866
Fair Deal
Pundmann Ford
Saint Charles, MO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
48,179 mi.
3 days on market
3GTU9DED9LG421533
$41,789
Fair Deal
Hudson Automotive
Madisonville, KY
4.0
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
128,933 mi.
3 days on market
1GT49NEY3LF149510
$43,499
Good Deal
Ofallon Buick Gmc
O'Fallon, MO
4.8
2020 GMC Sierra 4WD Crew Cab Short Box Denali
98,569 mi.
4 days on market
1GTU9FEL5LZ220375
$34,479
Great Deal
Taylor Grubaugh Chevrolet Buick Gmc
West Plains, MO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box Denali
95,895 mi.
4 days on market
1GTU9FEL4LZ233943
$36,194
Good Deal
Bmw Of Columbia
Columbia, MO
4.9
2020 GMC Sierra 4WD Crew Cab Short Box SLE
79,931 mi.
4 days on market
3GTU9BED0LG148261
$29,500
Fair DealSingle ownerClean title
Pettijohn Auto Center
Bethany, MO
4.7
2020 GMC Sierra 4WD Crew Cab Short Box AT4
75,736 mi.
4 days on market
3GTP9EEL2LG455050
Contact Dealer
Ron Ward Chevrolet
Herrin, IL
4.8
2020 GMC Sierra 4WD Regular Cab Long Box
199,805 mi.
4 days on market
1GD39SEYXLF282660
$26,610
Bommarito South County
St. Louis, MO
4.6
2020 GMC Sierra 4WD Crew Cab Short Box AT4
132,000 mi.
4 days on market
1GTU9EET7LZ264579
Contact Dealer
Shelton Automotive Group
Warrenton, MO
5.0
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
134,064 mi.
4 days on market
1GT49REYXLF112154
Contact Dealer
Ed Morse Chevrolet Lebanon
Lebanon, MO
4.4
2020 GMC Sierra 4WD Crew Cab Short Box AT4
90,881 mi.
5 days on market
3GTP9EEL8LG206252
$35,998
Good DealSingle owner
Seay Motors
Mayfield, KY
4.4
2020 GMC Sierra SLT 4WD Crew Cab Short Box
35,727 mi.
5 days on market
1GTU9DED9LZ373726
$48,180
Fair DealSingle ownerClean title
Cassill Motors
Cedar Rapids, IA
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box
136,316 mi.
5 days on market
1GD49SE77LF246663
$27,900
Good Deal
Corporate Fleet Management Inc
Mooresville, IN
4.3
2020 GMC Sierra 4WD Crew Cab Short Box Denali
72,559 mi.
5 days on market
3GTU9FEL1LG325138
$38,565
Fair Deal
Bob Luegers Motors Inc
Jasper, IN
4.8
Find Used GMC Sierra in O Fallon, MO
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.