(opens in new window)
Car Values
Price New/Used
My Car's Value
Instant Cash Offer
Cars for Sale
Cars for Sale
Free Dealer Price Quote
Vehicle History Report
Find Local Dealers
Private Seller Exchange
Private Seller Cars
Sell Your Car
Shop & Buy
Best Cars
Dealer Reviews
KBB Expert Reviews
Electric Vehicle Guide
KBB Awards
Latest Car News
Shopping & Buying
Research Tools
Car Research
Browse Incentives
Car Loan Calculator
Car Finder
Compare Cars
Car Loans
Insurance
Check My Credit
Extended Warranty
Vehicle History Report
Car Repair
Auto Repair Prices
Car Recalls
Maintenance Pricing
Find an Auto Shop
Service Advisor
OBD-II Codes
$
Skip to vehicle Listings
Trusted knowledge meets real-time answers.
Try AI Mode
Cars for Sale
GMC
Sierra 3500
SLE
2021
2021 GMC Sierra 3500 SLE for Sale Near Me
Filters (4)
Items 1 to 2 of 8.
EV & Hybrid
Rear Wheel Drive
Charcoal
Automatic
Black
New
AWD/4WD
Location & Delivery
Year
Price & Payments
Price selected
Price
Payment
Min Price
Max Price
Price selected
Price
Payment
Min Price
Max Price
Make, Model & Trim
GMC
Models
Sierra 3500
Acadia
Caballero
Canyon
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
Savana 3500
Savana 4500
Sierra 1500
Sierra 2500
Sierra 3500
Sierra EV
Sonoma
Suburban
Syclone
Terrain
TopKick C4500
TopKick C5500
Typhoon
Yukon
Yukon XL
Sierra 3500 Trims
SLE
AT4
Classic SL
Classic SLE
Classic W/T
Denali
Denali Ultimate
Pro
SL
SLE
SLT
W/T
SLE Package
Any
Onstar Plus Package
SLE Value Package
SLE Convenience Package
LPO, Hitch Package
Preferred Package
SLE Convenience Package, For Crew Cab and Double Cab
HD SLE Premium Package
SLE2 Audio Package
Off-Road Skid Plate Pkg
Snow Plow Prep Package
SLE Fleet Preferred Package
Convenience Package
1SA Driver Alert Package I
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench
License Plate Front Mounting Package
Entertainment Package, Rear Seat DVD Player
Gooseneck/5th Wheel Prep Package
X31 Off-Road and Protection Package
Heavy Duty Front Spring Package
SLE Fleet Convenience Package
EZ-Lift Tailgate Package
Sierra HD Pro Safety Plus Package
Texas Edition
Ambulance/Fire/Rescue Package
Driver Alert Package II
SLE Heated Package
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
LPO, Black Badging Package
Remote Start Package
Skid Plate Package, Frame-Mounted Shields
Suspension Package, Off-Road
Snow Plow Prep Pkg
SLE Heat Package
Heavy-Duty Power Package
Driver Alert Package I
Gooseneck/5TH Wheel Prep Package -- Hitch Platform to Accept Gooseneck or Fifth Wheel Hitch.
Z71 Off-Road Package
LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case
LPO, Protection Package
LPO, On The Job Package
Driver Alert Package
Snow Plow Prep/Camper Package
Gooseneck/5TH Wheel Prep Package
SLE Preferred Package
Gooseneck/5TH Wheel Package
LPO, Assist Step and Floor Liner Package
HD SLE Gas Preferred Plus Package
HD SLE Preferred Plus Package
Ambulance Package
LPO, GMC Protection Package
Skid Plate Package
Fleet Comfort Package
All-Terrain HD Package
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench For Crew Cab Models
SLE Fleet Convenience Package, For Crew Cab and Double Cab
SLE1 Audio Package
Add Another Make
GMC
Models
Sierra 3500
Acadia
Caballero
Canyon
Envoy
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
Savana 3500
Savana 4500
Sierra 1500
Sierra 2500
Sierra 3500
Sierra EV
Sonoma
Suburban
Syclone
Terrain
TopKick C4500
TopKick C5500
Typhoon
Yukon
Yukon XL
Sierra 3500 Trims
SLE
AT4
Classic SL
Classic SLE
Classic W/T
Denali
Denali Ultimate
Pro
SL
SLE
SLT
W/T
SLE Package
Any
Onstar Plus Package
SLE Value Package
SLE Convenience Package
LPO, Hitch Package
Preferred Package
SLE Convenience Package, For Crew Cab and Double Cab
HD SLE Premium Package
SLE2 Audio Package
Off-Road Skid Plate Pkg
Snow Plow Prep Package
SLE Fleet Preferred Package
Convenience Package
1SA Driver Alert Package I
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench
License Plate Front Mounting Package
Entertainment Package, Rear Seat DVD Player
Gooseneck/5th Wheel Prep Package
X31 Off-Road and Protection Package
Heavy Duty Front Spring Package
SLE Fleet Convenience Package
EZ-Lift Tailgate Package
Sierra HD Pro Safety Plus Package
Texas Edition
Ambulance/Fire/Rescue Package
Driver Alert Package II
SLE Heated Package
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
LPO, Black Badging Package
Remote Start Package
Skid Plate Package, Frame-Mounted Shields
Suspension Package, Off-Road
Snow Plow Prep Pkg
SLE Heat Package
Heavy-Duty Power Package
Driver Alert Package I
Gooseneck/5TH Wheel Prep Package -- Hitch Platform to Accept Gooseneck or Fifth Wheel Hitch.
Z71 Off-Road Package
LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case
LPO, Protection Package
LPO, On The Job Package
Driver Alert Package
Snow Plow Prep/Camper Package
Gooseneck/5TH Wheel Prep Package
SLE Preferred Package
Gooseneck/5TH Wheel Package
LPO, Assist Step and Floor Liner Package
HD SLE Gas Preferred Plus Package
HD SLE Preferred Plus Package
Ambulance Package
LPO, GMC Protection Package
Skid Plate Package
Fleet Comfort Package
All-Terrain HD Package
Seat, Cloth Rear With Storage Package, 60/40 Folding Bench For Crew Cab Models
SLE Fleet Convenience Package, For Crew Cab and Double Cab
SLE1 Audio Package
Add Another Make
Mileage
Mileage
Any
Mileage
Any
Condition
New
Used
Manufacturer Certified
Third-Party Certified
Certified Program
Learn more
New
Used
Manufacturer Certified
Third-Party Certified
Certified Program
Learn more
Color
Loading...
Drive Type
Loading...
Body Style
Loading...
Truck Cab Size
Crew Cab
Extended Cab
Regular Cab
Crew Cab
Extended Cab
Regular Cab
Truck Bed Length
Short
Medium
Long
Include unspecified lengths
Short
Medium
Long
Include unspecified lengths
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...
9 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 3500
SLE
108K mi
41,990
See payment
No Accidents
360°
Used
2021 GMC Sierra 3500
SLE
105K mi
44,500
See payment
Used
2021 GMC Sierra 3500
SLE
78K mi
49,344
See payment
No Accidents
My Wallet
by Kelley Blue Book
®
Find it Fast.
Keep it Affordable.
Monthly Payment
Credit Rating
Excellent (740-900)
Credit Rating
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
2021 GMC Sierra 3500
SLE
108K mi
41,990
See payment
No Accidents
Used
2021 GMC Sierra 3500
SLE
151K mi
38,338
See payment
No Accidents
Price Drop
Used
2021 GMC Sierra 3500
SLE
46K mi
50,997
See payment
No Accidents
Advertisement
Used
2021 GMC Sierra 3500
SLE
41K mi
51,587
See payment
Used
2021 GMC Sierra 3500
SLE
55K mi
42,730
See payment
No Accidents
Used
2021 GMC Sierra 3500
SLE
120K mi
42,688
See payment
No Accidents
Newly Listed
Used
2021 GMC Sierra 3500
SLE
60K mi
Contact Dealer For Price
See payment
No Accidents
You have reached the maximum results allowed for a search. Please update your search criteria.
View Nationwide Inventory
GMC Sierra 3500 SLE for Sale by Year
2021 GMC Sierra 3500 SLE For Sale
10 for sale starting at $38,338
GMC Sierra 3500 for Sale by Trim
GMC Sierra 3500 Denali For Sale
109 for sale starting at $32,600
GMC Sierra 3500 AT4 For Sale
20 for sale starting at $39,990
GMC Sierra 3500 SLT For Sale
19 for sale starting at $38,000
<!--{"relevance":[false,{}]}-->
FAQ
|
Contact Us
|
Privacy Notice
|
Do Not Sell or Share My Personal Information
|
Limit the Use of My Sensitive Personal Information
|
Manage Cookies
|
About Us
|
Careers
|
Corporate
|
Marketing and Advertising Solutions
|
Media
|
Site Map
|
KBB Brazil
|
KBB Canada
Facebook
X
RSS
LinkedIn
YouTube
© 1995-2026 Kelley Blue Book Co.®, Inc. All rights reserved.
Copyrights & Trademarks
|
Vehicle Photos © Evox Images
|
Terms of Service
|
Linking Policy
|
Accessibility Statement
Learn more
