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New and used
2026 GMC Sierra 1500 AT4X trucks
for sale
near
Timberwood Park, TX
- 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 AT4X
Vehicle information
Features
Reviews
Hassle-free buying and excellent customer service.
Hassle-free buying and excellent customer service. Best online shopping experience. Transparent pricing. San Antonio Buick GMC is the BEST!
A little expensive, but comfortable, quiet, smooth ride.
A little expensive, but comfortable, quiet, smooth ride. Great performance out of the 6.2L and better than expected fuel economy in the low 20s. Outstanding interior and good looking exterior, especially in the Downpour Metallic color. I don’t have 700 miles on it yet and have owned it for 3 weeks. Therefore, I can’t pass judgement yet on the reliability, but so far I am very satisfied. This replaced an 8 year old Ford F150 that served me quite well with only a couple of issues in the 100,000 plus miles.
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
It was very professional and the sales person David Hill
It was very professional and the sales person David Hill was very friendly and helpful. He's very good at helping me understand the process. It great place.
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 AT4X
Vehicle information
Features
Reviews
Great experience.
Great experience. Jaime the manager was great to work with and made the process really easy and simple. Thank you!
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
This is my third purchase from SA GMC; always a
This is my third purchase from SA GMC; always a no-hassle, straightforward experience. The team makes everything simple and stress-free from start to finish. Plus, they’ve got the cutest dog walking around the showroom, which makes my visits even better!
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Vehicle information
Features
Reviews
Great experience!
Great experience! Salesman Nate, was superior! We are very pleased with our purchase! Many thanks to Ancira!
Vehicle information
Features
Reviews
Great service, as always!
Great service, as always!! Purchased from Ancira and all service work has been done here. I have recommended this dealership to all my friends and family and several have purchased from here.
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
Josue from Cavender in San Antonio was the sales agent
Josue from Cavender in San Antonio was the sales agent helping me on my transaction, I live out of San Antonio however he did everything he could to get me all the info needed , pictures of my vehicle and even videos! I?m very happy with the outcome and I strongly recommend him for future purchases!
Vehicle information
Features
Reviews
Since buying my 1500 Sierra in November 2021 during the
Since buying my 1500 Sierra in November 2021 during the chip shortage from a different dealer 4 hours from my house, I've always taken it to Ancira GMC in Boerne. At 119,000 miles now, it runs great, and I have to give credit to the guys there for being great at what they do.
Vehicle information
Features
Reviews
They got my truck repair done ahead of the anticipated
They got my truck repair done ahead of the anticipated scheduled. There was a back order on the part and they were able to get it in earlier than expected.
Vehicle information
Features
Reviews
No incentives to buy another truck there Only one oil
No incentives to buy another truck there Only one oil change on a $50,000 dollar truck Cavender has lifetime oil changes
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
I recently had a truly outstanding experience at the
I recently had a truly outstanding experience at the dealership, thanks to the exceptional service provided by Jordan David. He took the time to understand exactly what I was looking for, answered all my questions with patience, and made the entire process feel effortless. His knowledge, honesty, and attention to detail built immediate trust, turning what can often be a stressful experience into an enjoyable one.
Vehicle information
Features
Vehicle information
Features
New
2026 GMC Sierra 1500 AT4X
Vehicle information
Features
Reviews
I had a good experience making a deal with Mr.
I had a good experience making a deal with Mr. Arony & Isidro, both have helped me with all the questions I had. I will really recommend them to my friends and relatives who want to purchase a GMC.
About the 2026 GMC Sierra 1500 AT4X
AT4X shown.
- Seating
- 5
- Door count
- 4
- Drivetrain
- Four Wheel Drive
- Combined MPG
- 19
- 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 AT4X cost?
The 2026 GMC Sierra 1500 AT4X price depends on optional features. Prices typically start at $79,400.
What is the MPG of the 2026 GMC Sierra 1500 AT4X?
The 2026 GMC Sierra 1500 AT4X offers up to 19 MPG in city driving and 20 MPG on the highway for a combined rating of 19 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 AT4X?
The 2026 GMC Sierra 1500 AT4X compares to and/or competes against the following vehicles:
Is the 2026 GMC Sierra 1500 AT4X reliable?
The 2026 GMC Sierra 1500 has an average reliability rating of 5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.
100% of drivers recommend this car
- Comfort 5.0
- Interior 5.0
- Performance 5.0
- Value 4.0
- Exterior 4.5
- Reliability 5.0
AT4X (1 style)
| Style |
|---|
| 4WD Crew Cab 147" AT4X |
| Inventory price |
| Starting at $79,400 |
| Combined MPG |
| 19 |
| Engine |
| 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.
GMC Sierra 1500 trims
-
GMC Sierra 1500 2026 SLT
87 listings starting at $49,170
-
GMC Sierra 1500 2026 Elevation
74 listings starting at $42,850
-
GMC Sierra 1500 2026 Denali
48 listings starting at $59,740
-
GMC Sierra 1500 2026 AT4
38 listings starting at $64,505
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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.
