3,580 Used 2020 Gmc Sierra for Sale
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2020 GMC Sierra 4WD Crew Cab Standard Box AT4
92,605 mi.
46 days on market
1GTP9EEL2LZ133167
$36,995
Good Deal
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
54,923 mi.
400 days on market
1GTP9EEL6LZ333064
$41,495
Fair Deal
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra SLT 4WD Crew Cab Standard Box
22,548 mi.
78 days on market
1GT49NE71LF263951
$54,995
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
46,577 mi.
61 days on market
1GT49REY1LF281625
$60,243
Fair DealSingle owner
Gresham Chrysler Dodge Jeep Ram
Gresham, OR
3.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
80,735 mi.
9 days on market
3GTU9DED9LG415330
$39,566
Fair Deal
Clearshift Loveland
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
74,280 mi.
9 days on market
1GT49REY9LF105230
$57,900
Fair Deal
Landers Motors
Gresham, OR
4.1
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
135,128 mi.
12 days on market
3GTU9CED3LG118810
Contact Dealer
Hamilton Gm Country
Portales, NM
4.8
2020 GMC Sierra Denali 4WD Crew Cab Short Box
56,842 mi.
24 days on market
1GTU9FEL9LZ261978
$44,999
Fair DealClean title
Nissan Of Walla Walla
Walla Walla, WA
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
82,585 mi.
25 days on market
1GTP9EEL5LZ203177
$39,999
Fair Deal
Nissan Of Walla Walla
Walla Walla, WA
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
85,914 mi.
361 days on market
1GT49WEY5LF191148
$51,991
Good Deal
Worldwide Auto Llc
Portland, OR
5.0
2020 GMC Sierra 4WD Crew Cab Short Box Denali
122,076 mi.
36 days on market
3GTU9FELXLG265618
$30,988
Good Deal
Dayl Graves Inc
Walla Walla, WA
4.1
2020 GMC Sierra AT4 4WD Crew Cab Short Box
67,469 mi.
305 days on market
1GTU9EET3LZ354621
$39,988
Fair Deal
Dayl Graves Inc
Walla Walla, WA
4.1
2020 GMC Sierra SLE 4WD Crew Cab Short Box
129,199 mi.
23 days on market
1GTU9BED4LZ169291
$24,995
Good Deal
Autolane
Portland, OR
4.1
2020 GMC Sierra Denali 4WD Crew Cab Short Box
81,525 mi.
5 days on market
1GTU9FEL3LZ354317
$37,366
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra AT4 4WD Crew Cab Short Box
91,685 mi.
84 days on market
1GTP9EEL5LZ151467
$36,576
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Short Box AT4
103,064 mi.
37 days on market
3GTP9EED6LG155360
$34,359
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
68,661 mi.
85 days on market
1GT49UEY3LF146407
$52,765
Fair Deal
Fort Collins Dodge Chrysler Jeep Ram
Fort Collins, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
61,052 mi.
11 days on market
1GT49RE7XLF272705
$56,372
Fair DealSingle owner
Markley Honda
Fort Collins, CO
4.6
2020 GMC Sierra SLE 4WD Crew Cab Standard Box
84,024 mi.
38 days on market
1GT49ME77LF188411
$38,418
Fair Deal
Westlie Ford
Washougal, WA
4.5
2020 GMC Sierra AT4 4WD Crew Cab Standard Box SRW
47,597 mi.
14 days on market
1GT49VEY5LF342886
$53,990
Fair Deal
Ron Tonkin Acura
Portland, OR
4.9
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
80,550 mi.
3 days on market
3GTU9CED2LG270061
$32,240
Fair Deal
Buick Gmc Of Beaverton
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
59,579 mi.
5 days on market
1GT49REY9LF250106
$56,950
Fair Deal
Luxury Auto Plex
Portland, OR
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
69,992 mi.
56 days on market
1GT49REY2LF271265
$55,149
Fair Deal
Beaverton Nissan
Beaverton, OR
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
137,030 mi.
48 days on market
1GT49REY6LF107551
$45,991
Good Deal
Garda Motor Company Llc
Portland, OR
5.0
2020 GMC Sierra 4WD Crew Cab Short Box AT4
112,321 mi.
135 days on market
1GTP9EEL6LZ214088
$37,999
Fair Deal
Aetherium Automotive
Portland, OR
4.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
178,582 mi.
25 days on market
3GTU9DEL2LG206454
$26,995
Good Deal
Hamilton Ford
Clovis, NM
5.0
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
80,988 mi.
39 days on market
1GT49WEY7LF274385
$49,400
Good DealSingle owner
Royal Moore Buick Gmc
Hillsboro, OR
4.4
2020 GMC Sierra 4WD Crew Cab Short Box AT4
66,390 mi.
64 days on market
3GTP9EEL8LG147459
$39,994
Fair Deal
Carr Buick Gmc
Vancouver, WA
4.7
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
92,605 mi.
46 days on market
1GTP9EEL2LZ133167
$36,995
Good Deal
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
54,923 mi.
400 days on market
1GTP9EEL6LZ333064
$41,495
Fair Deal
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra SLT 4WD Crew Cab Standard Box
22,548 mi.
78 days on market
1GT49NE71LF263951
$54,995
Gortsema Motors
Grangeville, ID
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
46,577 mi.
61 days on market
1GT49REY1LF281625
$60,243
Fair DealSingle owner
Gresham Chrysler Dodge Jeep Ram
Gresham, OR
3.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
80,735 mi.
9 days on market
3GTU9DED9LG415330
$39,566
Fair Deal
Clearshift Loveland
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
74,280 mi.
9 days on market
1GT49REY9LF105230
$57,900
Fair Deal
Landers Motors
Gresham, OR
4.1
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
135,128 mi.
12 days on market
3GTU9CED3LG118810
Contact Dealer
Hamilton Gm Country
Portales, NM
4.8
2020 GMC Sierra Denali 4WD Crew Cab Short Box
56,842 mi.
24 days on market
1GTU9FEL9LZ261978
$44,999
Fair DealClean title
Nissan Of Walla Walla
Walla Walla, WA
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
82,585 mi.
25 days on market
1GTP9EEL5LZ203177
$39,999
Fair Deal
Nissan Of Walla Walla
Walla Walla, WA
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
85,914 mi.
361 days on market
1GT49WEY5LF191148
$51,991
Good Deal
Worldwide Auto Llc
Portland, OR
5.0
2020 GMC Sierra 4WD Crew Cab Short Box Denali
122,076 mi.
36 days on market
3GTU9FELXLG265618
$30,988
Good Deal
Dayl Graves Inc
Walla Walla, WA
4.1
2020 GMC Sierra AT4 4WD Crew Cab Short Box
67,469 mi.
305 days on market
1GTU9EET3LZ354621
$39,988
Fair Deal
Dayl Graves Inc
Walla Walla, WA
4.1
2020 GMC Sierra SLE 4WD Crew Cab Short Box
129,199 mi.
23 days on market
1GTU9BED4LZ169291
$24,995
Good Deal
Autolane
Portland, OR
4.1
2020 GMC Sierra Denali 4WD Crew Cab Short Box
81,525 mi.
5 days on market
1GTU9FEL3LZ354317
$37,366
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra AT4 4WD Crew Cab Short Box
91,685 mi.
84 days on market
1GTP9EEL5LZ151467
$36,576
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Short Box AT4
103,064 mi.
37 days on market
3GTP9EED6LG155360
$34,359
Good Deal
Ron Tonkin Chevrolet
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
68,661 mi.
85 days on market
1GT49UEY3LF146407
$52,765
Fair Deal
Fort Collins Dodge Chrysler Jeep Ram
Fort Collins, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
61,052 mi.
11 days on market
1GT49RE7XLF272705
$56,372
Fair DealSingle owner
Markley Honda
Fort Collins, CO
4.6
2020 GMC Sierra SLE 4WD Crew Cab Standard Box
84,024 mi.
38 days on market
1GT49ME77LF188411
$38,418
Fair Deal
Westlie Ford
Washougal, WA
4.5
2020 GMC Sierra AT4 4WD Crew Cab Standard Box SRW
47,597 mi.
14 days on market
1GT49VEY5LF342886
$53,990
Fair Deal
Ron Tonkin Acura
Portland, OR
4.9
2020 GMC Sierra 4WD Crew Cab Short Box Elevation
80,550 mi.
3 days on market
3GTU9CED2LG270061
$32,240
Fair Deal
Buick Gmc Of Beaverton
Portland, OR
4.3
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
59,579 mi.
5 days on market
1GT49REY9LF250106
$56,950
Fair Deal
Luxury Auto Plex
Portland, OR
4.5
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
69,992 mi.
56 days on market
1GT49REY2LF271265
$55,149
Fair Deal
Beaverton Nissan
Beaverton, OR
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
137,030 mi.
48 days on market
1GT49REY6LF107551
$45,991
Good Deal
Garda Motor Company Llc
Portland, OR
5.0
2020 GMC Sierra 4WD Crew Cab Short Box AT4
112,321 mi.
135 days on market
1GTP9EEL6LZ214088
$37,999
Fair Deal
Aetherium Automotive
Portland, OR
4.8
2020 GMC Sierra 4WD Crew Cab Short Box SLT
178,582 mi.
25 days on market
3GTU9DEL2LG206454
$26,995
Good Deal
Hamilton Ford
Clovis, NM
5.0
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
80,988 mi.
39 days on market
1GT49WEY7LF274385
$49,400
Good DealSingle owner
Royal Moore Buick Gmc
Hillsboro, OR
4.4
2020 GMC Sierra 4WD Crew Cab Short Box AT4
66,390 mi.
64 days on market
3GTP9EEL8LG147459
$39,994
Fair Deal
Carr Buick Gmc
Vancouver, WA
4.7
Find Used GMC Sierra in Walnut, CA
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.