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New and used
2026 GMC Sierra 1500 AT4 trucks
for sale
near
Trinity, FL
- 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 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Sal is an awesome sales agent, pleasure to work with.
Sal is an awesome sales agent, pleasure to work with. Not overbearing, very knowledgeable and friendly. With his Long Island accent I felt like I needed an interpreter at times. Lol Thanks for a great encounter
It was such a good truck honstly the greatest thing I
It was such a good truck honstly the greatest thing I have ever drove in my entire life I am so happy that I have been blessed with this being my first ever car
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Sal was fantastic!
Sal was fantastic! He knew everything about each trim level and worked with us to find the perfect Truck for our needs. He completely took the stress out of buying a car. Thanks Sal!!
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
The Brooksville GMC Team worked with us to reach an
The Brooksville GMC Team worked with us to reach an agreement. No hiccups so far. Enjoying our new GMC.
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
I was very happy with the service I received at Buick
I was very happy with the service I received at Buick GMC, Brooksville. Denise was wonderful. She was able to remove all the usual stress when buying a new car. She was super informative and was able to answer all my questions and concerns. Denise was great and I would highly recommend her and Buick GMC, Brooksville.
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Great experience.
Great experience. They were professional and treat their customers with respect. I would go back there when I need another car.
New
2026 GMC Sierra 1500 AT4
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
I worked with Jake Thompson and if there was any heavy
I worked with Jake Thompson and if there was any heavy lifting to do during the sales process, he did it. It was no doubt the easiest purchase of a car that I have ever made. Thanks Jake!
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
My salesman was Mike, and he was very helpful, and we
My salesman was Mike, and he was very helpful, and we bought the GMC from him.
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
1. Tony was a perfect representative for Ferman
1. Tony was a perfect representative for Ferman Buick. 2. Our Buick Invista is an outstanding car. So glad we made the purchase. 3. Our outstanding service at Ferman Chrysler insures we will always take our Invista to Ferman Buick service. Bottom line; the Investa is the perfect choice for us.
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Demetrios delivered the most pleasant experience!
Demetrios delivered the most pleasant experience! Thank you so much for all of your help!
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Adrianna was amazing!
Adrianna was amazing! Upon arrival she asked me do I need any help and I replied sure. I told her I know what I’m looking for, because I’ve already did my research for months. We looked at the car and then proceeded to get dome numbers that I can go off of. I told her I’ll be back in a week to pick the car up. During the week of me getting the car , I had a couple of things I wanted done before I return. She delivered with a five star performance. Very knowledgeable and awesome customer service skills. Also did a follow up call after the sale . I was very pleased with her and would do business with her any day.
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
I Had an amazing time thanks to george, everything went
I Had an amazing time thanks to george, everything went smoothly. I Love my vehicle. 😊
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
Tony Parrado is one of the most gracious and conscience
Tony Parrado is one of the most gracious and conscience salesman I have ever encountered. No pressure and works hard and looks for every option to get you to where you need to be.
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About the 2026 GMC Sierra 1500 AT4
AT4 shown.
- Seating
- 5
- Door count
- 4
- Drivetrain
- Four Wheel Drive
- Combined MPG
- 23
- Transmission
- 10-Speed A/T
- Engine
- 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
How much does the 2026 GMC Sierra 1500 AT4 cost?
The 2026 GMC Sierra 1500 AT4 price depends on optional features. Prices typically start at $67,000.
What is the MPG of the 2026 GMC Sierra 1500 AT4?
The 2026 GMC Sierra 1500 AT4 offers up to 21 MPG in city driving and 24 MPG on the highway for a combined rating of 23 MPG.
These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.
What are some similar vehicles and competitors of the 2026 GMC Sierra 1500 AT4?
The 2026 GMC Sierra 1500 AT4 compares to and/or competes against the following vehicles:
Is the 2026 GMC Sierra 1500 AT4 reliable?
The 2026 GMC Sierra 1500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.
75% of drivers recommend this car
- Comfort 4.0
- Interior 4.0
- Performance 4.2
- Value 3.5
- Exterior 4.2
- Reliability 4.5
AT4 (2 styles)
| Style | |
|---|---|
| 4WD Crew Cab 147" AT4 | 4WD Crew Cab 157" AT4 |
| Inventory price | |
| Starting at $67,000 | Starting at $67,500 |
| Combined MPG | |
| 23 | 23 |
| Engine | |
| 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) | 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline 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.
2026 GMC Sierra 1500 AT4 by city
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GMC Sierra 1500 trims
-
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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.
