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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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New and used
2026 GMC Sierra 2500 trucks
for sale
near
Boulder Hill, IL
- 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 AT4
Vehicle information
Features
Reviews
I worked with Sabrina S.
I worked with Sabrina S. She made the entire process seamless and comfortable. I never felt pressured or haggled at any point. Thank you to Woody, and thank you, Sabrina.

New
2026 GMC Sierra 2500 AT4
Vehicle information
Features
Reviews
My experience with Lawrence & Ryan at Greenway Auto/GMC
My experience with Lawrence & Ryan at Greenway Auto/GMC was very good. They were very helpful and made my car buying easy. I would recommend Greenway to anyone looking for a new vehicle..
Vehicle information
Features
Reviews
Purchased a Camaro from 900 miles away.
Purchased a Camaro from 900 miles away. Anthony and Dan did a good job and made the purchase easy. They also assisted in shipping the car to me.
Vehicle information
Features
New
2026 GMC Sierra 2500 Denali Ultimate
Vehicle information
Features
New
2026 GMC Sierra 2500 SLE
Vehicle information
Features
Reviews
alex gave me a great deal on our new buick.
alex gave me a great deal on our new buick..... thank you so much alex.
New
2026 GMC Sierra 2500 SLE
Vehicle information
Features
Reviews
Second car I purchased from castle gmc our sales person
Second car I purchased from castle gmc our sales person was Nubia /great experience every time helpful and always greats us as family highly recommend castle gmc Nubia and Brandon will take very good care of you . 👍🏻
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.
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New
2026 GMC Sierra 2500 SLT
Vehicle information
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New
2026 GMC Sierra 2500 Denali
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New
2026 GMC Sierra 2500 AT4
Vehicle information
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New
2026 GMC Sierra 2500 SLE
Vehicle information
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New
2026 GMC Sierra 2500 SLT
Vehicle information
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New
2026 GMC Sierra 2500 Denali Ultimate
Vehicle information
Features

New
2026 GMC Sierra 2500 SLE
Vehicle information
Features






Vehicle information
Features






New
2026 GMC Sierra 2500 Denali Ultimate
Vehicle information
Features

New
2026 GMC Sierra 2500 SLT
Vehicle information
Features
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GMC Sierra 2500 prices by year
Model year | Prices from | Deals |
---|---|---|
2025 GMC Sierra 2500 | $47,492 | 2 Good deals |
*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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