(opens in new window)
Sign In
Home
Used Cars
New Cars
Private Seller Cars
Sell My Car
Instant Cash Offer
Research & Tools
Helpful Links
Find Local Dealers
Best Car Deals
Best Truck Deals
Best SUV Deals
Buy Cars Online
Car Research & News
Research & Information
New & Future Models
Trim Comparisons
Car Buying Tools
Buying & Selling Tips
Car Payment Calculator
Affordability Calculator
Car Lease Calculator
See if you can save on car insurance on KBB.com
Get a Kelley Blue Book® Instant Cash Offer
Run a free AutoCheck Vehicle History Report with Experian
AI Mode
Beta
Home
Used Cars
New Cars
Private Seller Cars
Sell My Car
Instant Cash Offer
Research & Tools
AI Mode
Beta
Skip to vehicle Listings
Online car buying built around you.
Shop Now
Used Cars for Sale
GMC
Sierra 1500
SLE
Used GMC Sierra 1500 SLE for Sale in Onalaska, WI
54650
Filters (4)
Items 1 to 2 of 6.
Gray
(1)
AWD/4WD
(5)
2007 and newer
(5)
Automatic
(5)
Black
(2)
Location & Delivery
Year
Price & Payments
Price
Payment
Min Price
Max Price
Price Rating
Good Price
(4)
Great Price
(0)
Price
Payment
Min Price
Max Price
Price Rating
Good Price
(4)
Great Price
(0)
Make, Model & Trim
GMC
Models
Sierra 1500
Acadia
(23)
Caballero
Canyon
(1)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(1)
Savana 3500
(2)
Savana 4500
Sierra 1500
(46)
Sierra 2500
(5)
Sierra 3500
(8)
Sierra EV
Sonoma
Suburban
Syclone
Terrain
(20)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(7)
Yukon XL
(4)
Sierra 1500 Trims
SLE
AT4
(8)
AT4X
C3
Carrera GTS
Classic
Classic Denali
Denali
(9)
Denali Ultimate
(1)
Elevation
(8)
Limited
Limited AT4
Limited Denali
Limited Elevation
Limited Pro
Limited SLE
Limited SLT
Pro
(1)
SL
SLE
(5)
SLT
(12)
Special
Sport
W/T
XFE
SLE Package
Any
SLE Value Package
(2)
SLE Convenience Package
Extended Cab SLE Value Package
Power Pack Plus
Texas Edition (Residency-Based Package)
Preferred Package
(2)
Black Pack
Laser Blue Metallic Special Edition
South Central Value Package
Onstar Plus Package
SLE2 Audio Package
SLE2 Preferred Package
Texas/Oklahoma/Louisiana SLE Package
Professional Package
Off-Road Package
SLE Fleet Preferred Package
Max Trailering Package
Snow Plow Prep Package
LPO, Assist Step and Tonneau Package
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench
LPO, Deluxe Chrome Package
LPO, Bed Protection Package
Convenience Package
SLE/SLT Trailering Package
Off-Road Skid Plate Pkg
Sierra NFL Edition
Sierra Special Edition
Pro Grade Edition
Driver Alert Package II
LPO, Chrome Appearance Package
SLE Fleet Convenience Package
(1)
Chrome Essentials Package
LPO, Chrome Package
LPO, GMC Interior Protection Package
Elevation Edition
Enhanced Driver Alert Package
LPO, Cargo Convenience Package
LPO, Underbody Shield Package, Transfer Case Protection
Texas Edition
X31 Off-Road and Protection Package
Light Duty Power Package
EZ-Lift Tailgate Package
SLT Marketing Option Pkg
Sierra Professional Pkg
South-West SLE Extended Cab Package
Sierra Fleet Convenience Package
Suspension Package, Off-Road, For Base Decor Vehicles
X31 Off-Road Package
Regional Value Package
LPO, Performance Upgrade Package
LPO, Under Body Shield Package, Transfer Case Protection
Extended Cab Value Package
Convenience Plus Group
Sierra Performance Package
Limited Appearance Package
Sierra Limited Edition
LPO, Black Badging Package
Suspension Package, Off-Road
(1)
Laser Blue Special Edition
Remote Start Package
Carbon-22 Edition
Marketing Option Pkg
Firm Ride/Heavy Duty Suspension Pkg
Crew Cab Value Package
Comfort Group
Chrome Exterior Package
Snow Plow Prep Pkg
Suspension Package, Ride-Control, Manual Selectable
Body Color All-Terrain Package
LPO, On The Job Package
Driver Alert Package
Texas SLE Value Package
LPO, Protection Package
Driver Alert Package I
Mineral Green Metallic Edition
Deep Indigo Metallic Edition
(PDW) Pro Sport Package
Texas/Oklahoma/Louisiana/California/Florida/ New Mexico SLE Package
Extended And Crew Cab South-West Sle Package
Off-Road Chassis Pkg
Z71 Off-Road Package
Off-Road Pkg
Vortecmax Performance Pack
SLE White Diamond Edition
LPO, Essentials Package
SLE Preferred Package
(1)
Trailering Package, Heavy-Duty
All-Terrain Package
(1)
Regional Value Package (Residency-Based Package)
Mocha Steel Metallic Edition
Carbon-20 Edition
SLE1 Preferred Package
South-West SLE Extended And Crew Cab Package
Safe And Sound Package
California Package
Pro Sport Package
Skid Plate Pkg
Entertainment Package, RearSeat DVD Player With LCD Display and 2 Sets of Wireless Headphones
LPO, Utility Wall Package
Power Tech Package
Graphite Blue Metallic Edition
Skid Plate Package
Trailering Package
Fuel Economy Package
Max Trailering Pack
Enhanced Capability Package
Fleet Comfort Package
LPO, GMC Protection Package
(1)
Limited Personalization Option, Sierra Chrome Edition
Pro Grade Package
Suspension Package, Off-Road"
SLE1 Audio Package
Sierra Safety Plus Package
Entertainment Package
Add Another Make
GMC
Models
Sierra 1500
Acadia
(23)
Caballero
Canyon
(1)
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(1)
Savana 3500
(2)
Savana 4500
Sierra 1500
(46)
Sierra 2500
(5)
Sierra 3500
(8)
Sierra EV
Sonoma
Suburban
Syclone
Terrain
(20)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(7)
Yukon XL
(4)
Sierra 1500 Trims
SLE
AT4
(8)
AT4X
C3
Carrera GTS
Classic
Classic Denali
Denali
(9)
Denali Ultimate
(1)
Elevation
(8)
Limited
Limited AT4
Limited Denali
Limited Elevation
Limited Pro
Limited SLE
Limited SLT
Pro
(1)
SL
SLE
(5)
SLT
(12)
Special
Sport
W/T
XFE
SLE Package
Any
SLE Value Package
(2)
SLE Convenience Package
Extended Cab SLE Value Package
Power Pack Plus
Texas Edition (Residency-Based Package)
Preferred Package
(2)
Black Pack
Laser Blue Metallic Special Edition
South Central Value Package
Onstar Plus Package
SLE2 Audio Package
SLE2 Preferred Package
Texas/Oklahoma/Louisiana SLE Package
Professional Package
Off-Road Package
SLE Fleet Preferred Package
Max Trailering Package
Snow Plow Prep Package
LPO, Assist Step and Tonneau Package
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench
LPO, Deluxe Chrome Package
LPO, Bed Protection Package
Convenience Package
SLE/SLT Trailering Package
Off-Road Skid Plate Pkg
Sierra NFL Edition
Sierra Special Edition
Pro Grade Edition
Driver Alert Package II
LPO, Chrome Appearance Package
SLE Fleet Convenience Package
(1)
Chrome Essentials Package
LPO, Chrome Package
LPO, GMC Interior Protection Package
Elevation Edition
Enhanced Driver Alert Package
LPO, Cargo Convenience Package
LPO, Underbody Shield Package, Transfer Case Protection
Texas Edition
X31 Off-Road and Protection Package
Light Duty Power Package
EZ-Lift Tailgate Package
SLT Marketing Option Pkg
Sierra Professional Pkg
South-West SLE Extended Cab Package
Sierra Fleet Convenience Package
Suspension Package, Off-Road, For Base Decor Vehicles
X31 Off-Road Package
Regional Value Package
LPO, Performance Upgrade Package
LPO, Under Body Shield Package, Transfer Case Protection
Extended Cab Value Package
Convenience Plus Group
Sierra Performance Package
Limited Appearance Package
Sierra Limited Edition
LPO, Black Badging Package
Suspension Package, Off-Road
(1)
Laser Blue Special Edition
Remote Start Package
Carbon-22 Edition
Marketing Option Pkg
Firm Ride/Heavy Duty Suspension Pkg
Crew Cab Value Package
Comfort Group
Chrome Exterior Package
Snow Plow Prep Pkg
Suspension Package, Ride-Control, Manual Selectable
Body Color All-Terrain Package
LPO, On The Job Package
Driver Alert Package
Texas SLE Value Package
LPO, Protection Package
Driver Alert Package I
Mineral Green Metallic Edition
Deep Indigo Metallic Edition
(PDW) Pro Sport Package
Texas/Oklahoma/Louisiana/California/Florida/ New Mexico SLE Package
Extended And Crew Cab South-West Sle Package
Off-Road Chassis Pkg
Z71 Off-Road Package
Off-Road Pkg
Vortecmax Performance Pack
SLE White Diamond Edition
LPO, Essentials Package
SLE Preferred Package
(1)
Trailering Package, Heavy-Duty
All-Terrain Package
(1)
Regional Value Package (Residency-Based Package)
Mocha Steel Metallic Edition
Carbon-20 Edition
SLE1 Preferred Package
South-West SLE Extended And Crew Cab Package
Safe And Sound Package
California Package
Pro Sport Package
Skid Plate Pkg
Entertainment Package, RearSeat DVD Player With LCD Display and 2 Sets of Wireless Headphones
LPO, Utility Wall Package
Power Tech Package
Graphite Blue Metallic Edition
Skid Plate Package
Trailering Package
Fuel Economy Package
Max Trailering Pack
Enhanced Capability Package
Fleet Comfort Package
LPO, GMC Protection Package
(1)
Limited Personalization Option, Sierra Chrome Edition
Pro Grade Package
Suspension Package, Off-Road"
SLE1 Audio Package
Sierra Safety Plus Package
Entertainment Package
Add Another Make
Mileage
Mileage
Any
Mileage
Any
Condition
(1 selected)
New
(4)
Used
(5)
Manufacturer Certified
(0)
Third-Party Certified
(0)
Certified Program
Learn more
New
(4)
Used
(5)
Manufacturer Certified
(0)
Third-Party Certified
(0)
Certified Program
Learn more
Color
Loading...
Drive Type
Loading...
Body Style
Loading...
Truck Cab Size
Crew Cab
(3)
Extended Cab
(1)
Regular Cab
(1)
Crew Cab
(3)
Extended Cab
(1)
Regular Cab
(1)
Truck Bed Length
Short
(2)
Medium
(1)
Long
(1)
Include unspecified lengths
(1)
Short
(2)
Medium
(1)
Long
(1)
Include unspecified lengths
(1)
Vehicle History
Loading...
Features
Loading...
Fuel Type
Loading...
Fuel Economy
Loading...
Transmission
Loading...
Cylinders
Loading...
Engine Displacement
Loading...
Number of Seats
Loading...
Number of Doors
Loading...
Purchase Options
Seller Type
Loading...
Sponsored by Clason Buick GMC Inc
Hide
Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package
21,814
See estimated payment
Good Price
Similar Match
17
View Vehicles
5 Matches
Sort By:
Relevance
Price - Lowest
Price - Highest
Distance - Closest
Date - Oldest
Date - Newest
Mileage - Lowest
Mileage - Highest
Year - Oldest
Year - Newest
Used
2021 GMC Sierra 1500
SLE
76K mi
30,640
See payment
Good Price
No Accidents
Used
2020 GMC Sierra 1500
SLE
143K mi
21,814
See payment
Good Price
Used
2018 GMC Sierra 1500
SLE
56K mi
27,970
See payment
My Wallet
Find it Fast.
Keep it Affordable.
Monthly Payment
Credit Score
Excellent (740-900)
Credit Score
Excellent (740-900)
Very Good (700-739)
Good (670-699)
Fair (630-669)
Rebuilding (580-629)
Verify My Credit
Down Payment
Trade-In Value
$0
Trade-In Value
Est. Trade-In Value
Get My Kelley Blue Book® CarValue
Amount Owed on Trade-In
Get My Payoff Quote
Get My Kelley Blue Book® Car Value
$
Based on 4.5% APR for mos.
Update Settings
Search Available Cars
Used
2019 GMC Sierra 1500
SLE
62K mi
29,880
See payment
Good Price
No Accidents
Used
2016 GMC Sierra 1500
SLE
128K mi
19,996
See payment
Good Price
No Accidents
Similar Vehicles for Sale
Used 2007 GMC Sierra 1500 SLE for Sale
Used 2008 GMC Sierra 1500 SLE for Sale
Used 2023 GMC Sierra 1500 SLE for Sale
Used 2022 GMC Sierra 1500 SLE for Sale
Used 2017 GMC Sierra 1500 SLE for Sale
Used 2020 GMC Sierra 1500 SLE for Sale
1 for sale
Used 2018 GMC Sierra 1500 SLE for Sale
1 for sale
Used 2025 GMC Sierra 1500 SLE for Sale
Used 2019 GMC Sierra 1500 SLE for Sale
1 for sale
Used 2013 GMC Sierra 1500 SLE for Sale
Used 2024 GMC Sierra 1500 SLE for Sale
Used 2026 GMC Sierra 1500 SLE for Sale
View All Similar Vehicles
Used GMC Sierra 1500 SLE in Nearby Cities
Used GMC Sierra 1500 SLE For Sale in Milwaukee
21 for sale
Used GMC Sierra 1500 SLE For Sale in Appleton
12 for sale
Used GMC Sierra 1500 SLE For Sale in Madison
11 for sale
Used GMC Sierra 1500 SLE For Sale in Eau Claire
6 for sale
Used GMC Sierra 1500 SLE For Sale in Green Bay
5 for sale
View All Cities
<!--{"relevance":[false,{"relevanceVersion":"default"}]}-->
Learn more
