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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
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Used
GMC Sierra 2500 Denali
for sale
near
Alton, IL
26 matches
30 miles from 62002
Be the first to know!
Est.
$400
/mo*
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Used
2019 GMC Sierra 2500 Denali
85,435 mi.
$48,995
$1,000 price drop
Laura Buick GMC
Vehicle information
Ext. color: White Frost Tri-Coat
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 6-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: L26826B
VIN: 1GT12SEYXKF261435
Features
Convenience:
Heated Seats, Heated Steering Wheel, Keyless Entry, Navigation System, Remote Start
Entertainment:
Apple CarPlay®, Bluetooth®, CD Player, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
Reviews
Laura Buick GMC review
Great experience.
Great experience. Jimmy was great and answered all my questions. love my new Yukon XL 2025. I would definitely recommend Jimmy and this dealership to my friends and family.
2019 GMC Sierra 2500 Denali review
2019 GMC 2500 Denali Excellent Condition
Wonderful truck. Has had zero problems. I am trading for a new one. Truck is all original with no modifications. Truck is in excellent condition.
GMC Certified
2021 GMC Sierra 2500 Denali
67,566 mi.
$54,995
$1,000 price drop
Laura Buick GMC
Vehicle information
Ext. color: Ebony Twilight Metallic
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Gasoline
Transmission: 10-Speed Automatic
Engine: 6.6L V8 16V GDI OHV
Stock #: L253859A
VIN: 1GT49REY7MF111013
Features
Convenience:
Heated Seats, Heated Steering Wheel, Keyless Entry, Navigation System, Remote Start
Entertainment:
Apple CarPlay®, Bluetooth®, Premium Sound System, Satellite Radio, USB Port
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Brake Assist, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Reviews
Laura Buick GMC review
Very satisfied.
Very satisfied. Colin went above and beyond to help us. He was so helpful. Very knowledgeable about all the cars we test drove. Would ask for him again next time we are ready to buy.
2021 GMC Sierra 2500 Denali review
Beautiful truck
I love my 2021 GMC Denali 2500HD. I have gotten more complements on this truck than any other vehicle that I have owned. I get great highway fuel milage average 19-26mpg,which is great for a heavy duty truck!
Used
2020 GMC Sierra 2500 Denali
156,286 mi.
$40,995
Laura Buick GMC
Vehicle information
Ext. color: Onyx Black
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Gasoline
Transmission: 10-Speed Automatic
Engine: 6.6L V8 16V GDI OHV
Stock #: L261887A
VIN: 1GT49REY9LF129785
Features
Convenience:
Heated Seats, Heated Steering Wheel, Keyless Entry, Navigation System, Remote Start
Entertainment:
Apple CarPlay®, Bluetooth®, Premium Sound System, Satellite Radio, USB Port
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Brake Assist, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Reviews
Laura Buick GMC review
Wonderful experience!
Wonderful experience! Laura Buick didn?t disappoint as usual! Repeat buyer and will do it again! The staff and facilities are first class! Our salesman Cory Sperry was phenomenal!
2020 GMC Sierra 2500 Denali review
2020 GMC 2500 AT4
This truck is the truck that all others should look up to. It rides great, will tow a house, runs smooth, and gets great fuel economy. The Allison transmission is so smooth. The AT4 looks great too.
GMC Certified
2024 GMC Sierra 2500 Denali
17,106 mi.
$72,995
Laura Buick GMC
Vehicle information
Ext. color: Onyx Black
Int. color: Atmosphere
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: L261661A
VIN: 1GT49REY8RF462245
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment:
Apple CarPlay®, Bluetooth®, Premium Sound System, Satellite Radio, USB Port
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Automatic Emergency Braking, Backup Camera, Brake Assist, Lane Departure Warning, Rain Sensing Wipers, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Reviews
Laura Buick GMC review
Justin was easy to work worth, made buying the 2026 truck
Justin was easy to work worth, made buying the 2026 truck quite painless. Very knowledgeable. He was very prompt in returning my phone calls. Would buy from him again.
2024 GMC Sierra 2500 Denali review
One very awesome vehicle.
One very awesome vehicle. Checks all the boxes you need in a truck and exceeds expectations on quality, performance, and looks great ,too. Love my nre truck.
No photo available
Used
2023 GMC Sierra 2500 Denali
73,973 mi.
$57,995
Continental Auto Sales of Maryland Heights
Vehicle information
Ext. color: Summit White
Int. color: Dark Walnut/Dark Ash Grey
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, die
Stock #: 252683A
VIN: 1GT49REY3PF135054
Features
Convenience:
Cooled Seats, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment:
Android Auto®, Apple CarPlay®, Bluetooth®, Premium Sound System, USB Port, WiFi Hotspot
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Blind Spot Monitor, Brake Assist, LED Headlights, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Reviews
Continental Auto Sales of Maryland Heights review
Great dealership
Neal Collins was a great salesman. We found the perfect auto with is help. We would recommend him as well as the auto dealership to everyone. Thanks Neal!
There are additional matching cars outside your search area.
Partial matches are generated by applying your search criteria to a larger search area. Our goal is to help you discover additional cars that match your search preferences.
As a benefit to some of our dealer customers, we display their listings first.
Used
2022 GMC Sierra 2500 Denali
59,169 mi.
$57,900
$600 price drop
O'Fallon Buick GMC
Vehicle information
Ext. color: Quicksilver Metallic
Int. color: Dark Walnut/Dark Ash Grey
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: Automatic
Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, die
Stock #: G26337A
VIN: 1GT49REY1NF276640
Features
Convenience:
Cooled Seats, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment:
Android Auto®, Apple CarPlay®, Bluetooth®, Premium Sound System, USB Port, WiFi Hotspot
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Blind Spot Monitor, Brake Assist, LED Headlights, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Used
2021 GMC Sierra 2500 Denali
45,680 mi.
$56,500
$471 price drop
Frank Leta Honda
Vehicle information
Ext. color: White Frost Tri-Coat
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Gasoline
Transmission: 6-Speed Automatic
Engine: 6.6L V8 16V GDI OHV
Stock #: PQ1706
VIN: 1GT49RE72MF263479
Features
Convenience:
Heated Seats, Heated Steering Wheel, Keyless Entry, Navigation System, Remote Start
Entertainment:
Apple CarPlay®, Bluetooth®, Premium Sound System, Satellite Radio, USB Port
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Brake Assist, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Used
2022 GMC Sierra 2500 Denali
70,792 mi.
$56,995
Sunset Ford
Vehicle information
Ext. color: Summit White
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: Automatic
Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, die
Stock #: T73406A
VIN: 1GT49REYXNF315046
Features
Convenience:
Cooled Seats, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Remote Start
Entertainment:
Android Auto®, Apple CarPlay®, Bluetooth®, Premium Sound System, USB Port, WiFi Hotspot
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Blind Spot Monitor, Brake Assist, LED Headlights, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
Used
2018 GMC Sierra 2500 Denali
54,530 mi.
$45,301
$690 price drop
Jim Butler Chevrolet
Vehicle information
Ext. color: Quicksilver Metallic
Int. color: Jet Black
Drivetrain: Four-wheel Drive
Fuel type: Gasoline
Transmission: 6-Speed Automatic HD Electronic with Overdrive
Engine: Vortec 6L V-8 variable valve control, regular unleaded, engine w
Stock #: M3452A
VIN: 1GT12UEG0JF257136
Features
Convenience:
Cooled Seats, Heated Seats, Heated Steering Wheel, Keyless Entry, Navigation System, Remote Start
Entertainment:
Android Auto®, Apple CarPlay®, Bluetooth®, CD Player, Premium Sound System, Rear Seat Entertainment, Satellite Radio, USB Port, WiFi Hotspot
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch, Tow Hooks
Safety:
Automatic Emergency Braking, Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
No photo available
Used
2022 GMC Sierra 2500 Denali
37,586 mi.
Not Priced
Smoky Jennings Chevrolet, Inc.
Vehicle information
Ext. color: Summit White
Int. color: Jet Black
Drivetrain: 4WD
Fuel type: Gasoline
Transmission: Automatic
Engine: 6.6L V8 16V GDI OHV
Stock #: X5802A
VIN: 1GT49REY9NF245071
Features
Convenience:
Heated Seats, Heated Steering Wheel, Navigation System, Remote Start
Entertainment:
Bluetooth®, HomeLink, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Tow Hitch, Tow Hooks
Safety:
Blind Spot Monitor, Brake Assist, LED Headlights, Lane Departure Warning, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
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GMC Sierra 2500 by trim
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