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New and used
2025 GMC Sierra 3500 trucks
for sale
near
Castle Pines Village, CO
- 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.
Vehicle information
Features
Reviews
Five Star Service!
I drove right in, the Service Associate that greeted me was very polite and explained exactly what was going to be done, as I waited for my vehicle he came to check on me and asked if I had any other questions or concerns, it was a great experience and I will certainly be returning to Transwest GMC for all my service needs
New
2025 GMC Sierra 3500 Denali
Vehicle information
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Reviews
Gregory at Castle Chevy GMC is the automotive wizard we
Gregory at Castle Chevy GMC is the automotive wizard we all need! When my wife’s 2023 GMC Yukon XL needed some TLC, Gregory didn’t just fix the issue—he played detective, keeping it an extra day to crack the case like a vehicular Sherlock. And as if that wasn’t enough, he sprinkled some magic dust on a couple of minor, non-essential fixes that were the cherry on top of this service sundae. Professional, communicative, and an absolute delight to work with, Gregory’s the guy who makes you wonder why all car repairs can’t be this fun. Highly recommend him and the Castle Chevy GMC crew for service that’s smoother than a Yukon on cruise control!
New
2025 GMC Sierra 3500 Base
Vehicle information
Features
Reviews
Looked for a low mileage Acura TLX or TSX for six months
Looked for a low mileage Acura TLX or TSX for six months and I found this car near me. It was nicely detailed and looked well cared for from the posting on Cars dot com. The sales rep called me very soon after my initial query. The entire buying process took an effortless one hour and I was on my way with the beauty,
Used
2025 GMC Sierra 3500 Denali
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Reviews
I had a great experience buying my Audi here!
I had a great experience buying my Audi here! The entire process was smooth and stress-free from start to finish. The sales team was professional, friendly, and never pushy ? they listened to what I wanted and helped me find the perfect vehicle within my budget. The finance department made everything simple and clearly explained all the paperwork. The car was clean, well-prepped, and exactly as described when I arrived. I appreciated how transparent and efficient everyone was throughout the buying process. Highly recommend this dealership if you?re looking for an Audi!
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Reviews
Joey was great service manager.
Joey was great service manager...car service correct and prompt...very positive experience. Car was returned clean and with a full service report. Highly recommend dealership.
New
2025 GMC Sierra 3500 Denali
Vehicle information
Features
Reviews
Done on time.
Done on time. Warranty recall on the engine. Checked out, now with new 40/wt oil. Nice service bay, responsive staff. Showroom full of new cars.
New
2025 GMC Sierra 3500 Denali
Vehicle information
Features
Reviews
Great service department!
Great service department! Greg was great to work with. Very knowledgeable and great communication. Thanks
New
2025 GMC Sierra 3500 Denali
Vehicle information
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Reviews
friendly, no pressure experience
Great car buying experience. Friendly, knowledgeable, no pressure salesman Kyle Berry. One minor problem was handled quickly and professionally with no hassle. Go see Kyle.
New
2025 GMC Sierra 3500 Denali
Vehicle information
Features
Reviews
Rafeal was my contact there and he was great.
Rafeal was my contact there and he was great. He went above and beyond to communicate share photos and video and was very transparent. As a matter of fact the whole process and everyone was easy to work with. Not the dealer where sale and sale manager go back and forth to do some crazy negotiating. Open transparent and fair dealing. Rafeal was an advocate throughout and in and out with anew car well less than an hr after trade in paperwork
New
2025 GMC Sierra 3500 Denali
Vehicle information
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Reviews
Rafael H was very attentive to what we were looking for
Rafael H was very attentive to what we were looking for in a clean used diesel p up . His assistance in our purchase with our purchase was very good . professional, not pushy Gerald & Kay Schreiber
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Great sales experience ask for Craig
Craig was straight forward and honest we couldn't be happier :-) Went to others and felt different. He answered all our questions. Ask for Craig like the list!
New
2025 GMC Sierra 3500 Denali
Vehicle information
Features
Reviews
Austin Ellenberg helped us find the exact Buick Enclave
Austin Ellenberg helped us find the exact Buick Enclave that we wanted. He was very nice to work with and patiently helped us understand all the new features on the 2025 car. His explanations of everything were excellent, and we appreciate his offer to talk with us again about any new questions that we come up with. We also appreciate that he had a new battery installed before we took possession of the car, since the previous extreme cold temperatures had run down the battery while the car was on the lot.
New
2025 GMC Sierra 3500 Denali
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Reviews
Austen is knowledgeable, efficient and friendly.
Austen is knowledgeable, efficient and friendly. I love that the tech sends you a video of your vehicle and what he?s working on. And the best of all is that they got me out in a timely manner
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Fair and trustworthy!
Shortline was a great experience buying a new truck. They were up front and explained all options and answered all my questions. Proce was fair for the market and no hidden costs! Very happy wity my experience and will recommend to anyone!
There are 20 matching cars close to your year range.
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GMC Sierra 3500 prices by year
| Model year | Average price | Deals |
|---|---|---|
| 2026 GMC Sierra 3500 | $88,636 |
About the 2025 GMC Sierra 3500
Pro shown (base trim).
- Seating
- 2
- Door count
- 2
- Drivetrain
- Rear-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 2025 GMC Sierra 3500 cost?
The 2025 GMC Sierra 3500 price depends on trim level and optional features. Prices typically start at $47,500 and go as high as $96,900 for fully loaded models.
What are some similar vehicles and competitors of the 2025 GMC Sierra 3500?
The 2025 GMC Sierra 3500 compares to and/or competes against the following vehicles:
AT4 (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" AT4 | 4WD Crew Cab 172" AT4 |
| Inventory price | |
| Starting at $72,200 | Starting at $72,400 |
| 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) |
Denali (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" Denali | 4WD Crew Cab 172" Denali |
| Inventory price | |
| Starting at $75,000 | Starting at $75,200 |
| 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) |
Denali Ultimate (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 159" Denali Ultimate | 4WD Crew Cab 172" Denali Ultimate |
| Inventory price | |
| Starting at $96,700 | Starting at $96,900 |
| 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) |
Pro (8 styles)
| Style | |||||||
|---|---|---|---|---|---|---|---|
| 2WD Double Cab 162" Pro | 4WD Double Cab 162" Pro | 2WD Reg Cab 142" Pro | 4WD Reg Cab 142" Pro | 4WD Crew Cab 159" Pro | 2WD Crew Cab 159" Pro | 4WD Crew Cab 172" Pro | 2WD Crew Cab 172" Pro |
| Inventory price | |||||||
| Starting at $49,600 | Starting at $52,400 | Starting at $47,500 | Starting at $50,300 | Starting at $54,000 | Starting at $51,200 | Starting at $54,200 | Starting at $51,400 |
| Combined MPG | |||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 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) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
SLE (8 styles)
| Style | |||||||
|---|---|---|---|---|---|---|---|
| 4WD Double Cab 162" SLE | 2WD Double Cab 162" SLE *Ltd Avail* | 4WD Reg Cab 142" SLE | 2WD Reg Cab 142" SLE *Ltd Avail* | 4WD Crew Cab 159" SLE | 2WD Crew Cab 159" SLE *Ltd Avail* | 2WD Crew Cab 172" SLE *Ltd Avail* | 4WD Crew Cab 172" SLE |
| Inventory price | |||||||
| Starting at $56,700 | Starting at $53,900 | Starting at $54,400 | Starting at $51,600 | Starting at $58,300 | Starting at $55,500 | Starting at $55,700 | Starting at $58,500 |
| Combined MPG | |||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 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) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) | 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) |
SLT (4 styles)
| Style | |||
|---|---|---|---|
| 4WD Crew Cab 159" SLT | 2WD Crew Cab 159" SLT *Ltd Avail* | 2WD Crew Cab 172" SLT *Ltd Avail* | 4WD Crew Cab 172" SLT |
| Inventory price | |||
| Starting at $65,900 | Starting at $63,100 | Starting at $63,300 | Starting at $66,100 |
| Combined MPG | |||
| 0 | 0 | 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) | 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.
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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.
