Save your search and get notified when new inventory arrives.
Contact seller
Customize your budget
Est. max vehicle price based on your desired monthly budget (...% APR*. and ...% sales tax)
$...*
*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.
About your privacy: Cars.com is asking for your ZIP and credit rating because it helps us to make an educated guess at your sales tax and loan interest. These two factors can greatly change your monthly payment.
New and used
2026 GMC Sierra 2500 Denali Ultimate trucks
for sale
near
South Monrovia Island, CA
3 matches
30 miles from 91017
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.
New
2026 GMC Sierra 2500 Denali Ultimate
$94,765
MSRP $98,265
Mark Christopher Chevrolet Buick GMC Cadillac
Vehicle information
Ext. color: Glacier White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 43433
VIN: 1GT4UXEY2TF119005
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, 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
Mark Christopher Chevrolet Buick GMC Cadillac review
Best Truck buying Experience
Mark Christopher GMC is an amazing Auto dealership. No sales pressure and terrible prices. Johnathon Villa was an outstanding salesman that helped us get a 2022 Canyon Elevation. He took extra steps to help us find the perfect truck for us. We drove over an hour. And so glad we did. Highly recommend. And I want to say thanks again to Johnathon for making the experience great.
New
2026 GMC Sierra 2500 Denali Ultimate
$94,165
MSRP $97,665
Mark Christopher Chevrolet Buick GMC Cadillac
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 43423
VIN: 1GT4UXEY2TF115827
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, 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
Mark Christopher Chevrolet Buick GMC Cadillac review
First time buyer 12/12/2024 .
First time buyer 12/12/2024 ..JP was able to help me with all my questions and needs to purchase my new sierra pro ..thank you JP you're awesome
New
2026 GMC Sierra 2500 Denali Ultimate
$94,165
MSRP $97,665
Mark Christopher Chevrolet Buick GMC Cadillac
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 43480
VIN: 1GT4UXEY1TF128942
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, 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
Mark Christopher Chevrolet Buick GMC Cadillac review
Sales personnel knowledgeable and helpful.
Sales personnel knowledgeable and helpful. Not close by but would definitely discuss a car purchase soon.
There are 16 matching cars close to your year range.
New
2025 GMC Sierra 2500 Denali Ultimate
$90,530
MSRP $97,530
Mark Christopher Chevrolet Buick GMC Cadillac
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 42856
VIN: 1GT4UXEY3SF252614
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, 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
New
2025 GMC Sierra 2500 Denali Ultimate
$95,569
MSRP $96,569
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Summit White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370832
VIN: 1GT4UXEY0SF370832
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Sterling
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 345515
VIN: 1GT4UXEY6SF345515
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,725
MSRP $103,725
Mark Christopher Chevrolet Buick GMC Cadillac
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 43130
VIN: 1GT4UXEY5SF315468
Features
Convenience:
Adaptive Cruise Control, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, 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
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370724
VIN: 1GT4UXEY8SF370724
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Sterling
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370886
VIN: 1GT4UXEY1SF370886
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Titanium Rush Metallic
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370812
VIN: 1GT4UXEY5SF370812
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Sterling
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 344049
VIN: 1GT4UXEY9SF344049
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$95,569
MSRP $96,569
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Summit White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370845
VIN: 1GT4UXEY9SF370845
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$95,569
MSRP $96,569
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Summit White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 344162
VIN: 1GT4UXEY5SF344162
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Metallic
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370859
VIN: 1GT4UXEY9SF370859
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$94,148
MSRP $93,300
Santa Monica GMC
Vehicle information
Ext. color: Summit White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: Automatic
Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, die
Stock #: SF360221
VIN: 1GT4UXEY9SF360221
Features
Convenience:
Adaptive Cruise Control, Cooled Seats, Heated Seats, Heated Steering Wheel, Keyless Entry, Keyless Start, Navigation System, Power Folding Mirrors, Remote Start
Entertainment:
Android Auto®, Apple CarPlay®, Bluetooth®, HomeLink, Premium Sound System, Satellite Radio, 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, Rain Sensing Wipers, Rear Cross Traffic Alert, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$95,765
MSRP $96,765
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Sterling
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 337069
VIN: 1GT4UXEY2SF337069
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Onyx Black
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370778
VIN: 1GT4UXEY9SF370778
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$95,569
MSRP $96,569
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Summit White
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 344333
VIN: 1GT4UXEY6SF344333
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
New
2025 GMC Sierra 2500 Denali Ultimate
$96,064
MSRP $97,064
Simpson Buick GMC of Buena Park
Vehicle information
Ext. color: Sterling
Int. color: Alpine Umber
Drivetrain: Four-wheel Drive
Fuel type: Diesel
Transmission: 10-Speed Automatic
Engine: 6.6L V8 32V DDI OHV Turbo Diesel
Stock #: 370865
VIN: 1GT4UXEY4SF370865
Features
Convenience:
Adaptive Cruise Control, Heated Steering Wheel, Remote Start
Entertainment:
Bluetooth®, Premium Sound System, Satellite Radio
Exterior:
Alloy Wheels, Sunroof/Moonroof, Tow Hitch
Safety:
Backup Camera, Brake Assist, Lane Departure Warning, Stability Control
Seating:
Leather Seats, Memory Seat
-
Prev - 1
-
Next
About the 2026 GMC Sierra 2500 Denali Ultimate
Denali Ultimate shown.
- Seating
- 5
- Door count
- 4
- Drivetrain
- Four Wheel Drive
- Combined MPG
- 0
- Transmission
- 10-Speed A/T
- Engine
- 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
How much does the 2026 GMC Sierra 2500 Denali Ultimate cost?
The 2026 GMC Sierra 2500 Denali Ultimate price depends on optional features. Prices typically start at $93,800.
What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 Denali Ultimate?
The 2026 GMC Sierra 2500 Denali Ultimate compares to and/or competes against the following vehicles:
Denali Ultimate (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" Denali Ultimate | 4WD Crew Cab 172" Denali Ultimate |
| Inventory price | |
| Starting at $93,800 | Starting at $94,100 |
| Combined MPG | |
| 0 | 0 |
| Engine | |
| 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
*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.
GMC Sierra 2500 trims
-
GMC Sierra 2500 2026 AT4
72 listings starting at $79,015
-
GMC Sierra 2500 2026 Denali
24 listings starting at $75,492
- ${price_badge()}
- ${ami_badge()}
- ${battery_badge()}${ev_report_link()}
- ${hot_car_badge()}
- ${award_badge()}
- ${cpo_badge()}
${price_badge_description}
${ami_badge_description}
The EV Battery Rating is based on this vehicle's current expected range relative to the vehicles expected range when new. ${battery_badge_text}
This vehicle is certified pre-owned, backed by a manufacturer warranty, and typically undergoes a rigorous multi-point inspection to ensure quality and reliability.
This vehicle is currently in high demand given its competitive price, desirable features, and overall condition, and may have a higher chance of selling quickly.