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GMC
Sierra 1500
SLT
Used GMC Sierra 1500 SLT for Sale in O Fallon, IL
62269
Filters (4)
Items 1 to 2 of 14.
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(2)
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(12)
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(1)
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(25)
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(53)
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GMC
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Sierra 1500
Acadia
(120)
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(58)
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(5)
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(1)
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(22)
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(328)
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(85)
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(27)
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(2)
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Syclone
Terrain
(137)
TopKick C4500
TopKick C5500
Typhoon
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(94)
Yukon XL
(54)
Sierra 1500 Trims
SLT
AT4
(38)
AT4X
(8)
C3
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(53)
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(15)
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(45)
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(113)
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(20)
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(7)
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(28)
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(9)
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(5)
LPO, Assist Step and Tonneau Package
Snow Plow Prep Package
Texas SLT Crew Cab Value Package
LPO, Bed Protection Package
SLE/SLT Trailering Package
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Sierra Special Edition
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(1)
Texas SLT Premium Package
LPO, Chrome Appearance Package
SLT Eassist Package
Enhanced Driver Alert Package
LPO, GMC Interior Protection Package
All Terrain SLT Premium Package
(2)
Driver Alert Package II
LPO, Underbody Shield Package, Transfer Case Protection
X31 Off-Road and Protection Package
(18)
Light Duty Power Package
EZ-Lift Tailgate Package
Sierra Fleet Convenience Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
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X31 Off-Road Package
(18)
SLT Crew Cab Value Package
(3)
LPO, Under Body Shield Package, Transfer Case Protection
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(1)
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Limited Appearance Package
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Laser Blue Special Edition
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(13)
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(41)
White Diamond Tricoat Edition
Texas Edition SLT Premium Plus Package
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(2)
All Terrain X Package
SLT Crew Cab Value Plus Package
Suspension Package, Ride-Control, Manual Selectable
Vortex Max Performance Pack
Body Color All-Terrain Package
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(1)
All Terrain Slt Crew Cab "Plus" Package
Driver Alert Package I
(4)
LPO, Protection Package
LPO, On The Job Package
Deep Indigo Metallic Edition
Mineral Green Metallic Edition
Trailer Camera Package
(1)
Heritage Edition
(1)
Texas SLT Crew Cab Value Plus Package
Z71 Off-Road Package
Vortecmax Performance Pack
All-Terrain Package
Mocha Steel Metallic Edition
Technology Package
LPO, Essentials Package
Entertainment Package, RearSeat DVD Player With LCD Display and 2 Sets of Wireless Headphones
Safe And Sound Package
LPO, Utility Wall Package
Entertainment Package
Skid Plate Package
Graphite Blue Metallic Edition
LPO, GMC Protection Package
(2)
Max Trailering Pack
SLT Preferred Equipment Group
Suspension Package, Off-Road"
Sierra Safety Plus Package
(4)
Add Another Make
GMC
Models
Sierra 1500
Acadia
(120)
Caballero
Canyon
(58)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(5)
Jimmy
(1)
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
(1)
Savana 2500
(22)
Savana 3500
(2)
Savana 4500
Sierra 1500
(328)
Sierra 2500
(85)
Sierra 3500
(27)
Sierra EV
(2)
Sonoma
Suburban
Syclone
Terrain
(137)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(94)
Yukon XL
(54)
Sierra 1500 Trims
SLT
AT4
(38)
AT4X
(8)
C3
Carrera GTS
Classic
Classic Denali
Denali
(53)
Denali Ultimate
(15)
Elevation
(45)
Limited
Limited AT4
Limited Denali
Limited Elevation
Limited Pro
Limited SLE
Limited SLT
Pro
(15)
SL
SLE
(35)
SLT
(113)
Special
Sport
W/T
XFE
SLT Package
Any
SLT Premium Plus Package
(20)
Laser Blue Metallic Special Edition
Black Pack
SLT Crew Cab Premium Plus Package
(7)
SLT Preferred Package
(28)
Professional Package
Onstar Plus Package
Off-Road Package
Sun And Navigation Package
Sierra Performance Edition
SLE Value Package
LPO, Deluxe Chrome Package
SLT Convenience Package
(9)
Max Trailering Package
(5)
LPO, Assist Step and Tonneau Package
Snow Plow Prep Package
Texas SLT Crew Cab Value Package
LPO, Bed Protection Package
SLE/SLT Trailering Package
Convenience Package
Entertainment Package, Rear Seat DVD Player
Sierra Special Edition
All Terrain X Edition
Chrome Essentials Package
LPO, Chrome Package
LPO, Cargo Convenience Package
Texas Edition SLT Premium Package
(1)
Texas SLT Premium Package
LPO, Chrome Appearance Package
SLT Eassist Package
Enhanced Driver Alert Package
LPO, GMC Interior Protection Package
All Terrain SLT Premium Package
(2)
Driver Alert Package II
LPO, Underbody Shield Package, Transfer Case Protection
X31 Off-Road and Protection Package
(18)
Light Duty Power Package
EZ-Lift Tailgate Package
Sierra Fleet Convenience Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Performance Upgrade Package
X31 Off-Road Package
(18)
SLT Crew Cab Value Package
(3)
LPO, Under Body Shield Package, Transfer Case Protection
SLT White Diamond Edition
(1)
White Diamond Edition
Limited Appearance Package
LPO, Black Badging Package
Laser Blue Special Edition
Suspension Package, Off-Road
(13)
SLT Premium Package
(41)
White Diamond Tricoat Edition
Texas Edition SLT Premium Plus Package
All Terrain Package
(2)
All Terrain X Package
SLT Crew Cab Value Plus Package
Suspension Package, Ride-Control, Manual Selectable
Vortex Max Performance Pack
Body Color All-Terrain Package
Driver Alert Package
(1)
All Terrain Slt Crew Cab "Plus" Package
Driver Alert Package I
(4)
LPO, Protection Package
LPO, On The Job Package
Deep Indigo Metallic Edition
Mineral Green Metallic Edition
Trailer Camera Package
(1)
Heritage Edition
(1)
Texas SLT Crew Cab Value Plus Package
Z71 Off-Road Package
Vortecmax Performance Pack
All-Terrain Package
Mocha Steel Metallic Edition
Technology Package
LPO, Essentials Package
Entertainment Package, RearSeat DVD Player With LCD Display and 2 Sets of Wireless Headphones
Safe And Sound Package
LPO, Utility Wall Package
Entertainment Package
Skid Plate Package
Graphite Blue Metallic Edition
LPO, GMC Protection Package
(2)
Max Trailering Pack
SLT Preferred Equipment Group
Suspension Package, Off-Road"
Sierra Safety Plus Package
(4)
Add Another Make
Mileage
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Any
Mileage
Any
Condition
(1 selected)
New
(192)
Used
(113)
Manufacturer Certified
(12)
Third-Party Certified
(1)
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New
(192)
Used
(113)
Manufacturer Certified
(12)
Third-Party Certified
(1)
Certified Program
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Truck Cab Size
Crew Cab
(108)
Extended Cab
(2)
Regular Cab
(0)
Crew Cab
(108)
Extended Cab
(2)
Regular Cab
(0)
Truck Bed Length
Short
(102)
Medium
(11)
Long
(0)
Include unspecified lengths
(0)
Short
(102)
Medium
(11)
Long
(0)
Include unspecified lengths
(0)
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High Demand
Used 2021 GMC Sierra 1500 SLT
33,995
Great Price
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Used
2018 GMC Sierra 1500
SLT
131K mi
26,347
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Used
2021 GMC Sierra 1500
SLT
79K mi
34,500
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No Accidents
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2024 GMC Sierra 1500
SLT
11K mi
52,955
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Good Price
No Accidents
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Used
2015 GMC Sierra 1500
SLT
100K mi
23,000
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High Demand
Used
2018 GMC Sierra 1500
SLT
39K mi
29,995
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No Accidents
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2026 GMC Sierra 1500
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56,839
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2025 GMC Sierra 1500
SLT
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2025 GMC Sierra 1500
SLT
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44,954
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2018 GMC Sierra 1500
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81K mi
29,305
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2015 GMC Sierra 1500
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104K mi
22,997
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2018 GMC Sierra 1500
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75K mi
30,233
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 CarBravo Certified
2020 GMC Sierra 1500
SLT
54K mi
37,998
See payment
Great Price
No Accidents
High Demand
Used
2021 GMC Sierra 1500
SLT
54K mi
33,995
See payment
Great Price
No Accidents
Used
2022 GMC Sierra 1500
SLT
56K mi
40,995
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Great Price
No Accidents
Used
2023 GMC Sierra 1500
SLT
32K mi
43,995
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Great Price
No Accidents
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Newly Listed
Used
2025 GMC Sierra 1500
SLT
21K mi
44,995
See payment
Great Price
No Accidents
Used
2024 GMC Sierra 1500
SLT
24K mi
45,995
See payment
Great Price
No Accidents
Newly Listed
Used
2025 GMC Sierra 1500
SLT
15K mi
48,495
See payment
Great Price
No Accidents
Used
2024 GMC Sierra 1500
SLT
26K mi
48,995
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Great Price
No Accidents
Used
2024 GMC Sierra 1500
SLT
10K mi
50,995
See payment
Good Price
No Accidents
 CarBravo Certified
2019 GMC Sierra 1500
SLT
79K mi
33,999
See payment
Great Price
No Accidents
Price Drop
Used
2025 GMC Sierra 1500
SLT
2K mi
50,842
See payment
Great Price
No Accidents
Newly Listed
Used
2019 GMC Sierra 1500
SLT
69K mi
34,800
See payment
Great Price
No Accidents
Newly Listed
Used
2021 GMC Sierra 1500
SLT
83K mi
33,995
See payment
Good Price
No Accidents
Newly Listed
Used
2025 GMC Sierra 1500
SLT
24K mi
48,995
See payment
Good Price
No Accidents
Used
2020 GMC Sierra 1500
SLT
87K mi
34,409
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Great Price
360°
Used
2020 GMC Sierra 1500
SLT
76K mi
35,985
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Great Price
No Accidents
Used
2021 GMC Sierra 1500
SLT
23K mi
40,349
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Great Price
No Accidents
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