2026 GMC Sierra AT4
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GMC Sierra Details
Automatic
V8, 6.6L
Onyx Black
4WD
Diesel
0 Miles
Jet Black w/Kalahari Accents
26GB4695
1GT4UPEY2TF208539
2500
Leather
AT4
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4 4WD with 6.6L V8 Diesel — Built for capability and comfort, this rugged GMC Sierra 2500 AT4 pairs a powerful 6.6L V8 diesel with four-wheel drive to tackle towing, hauling, and off-road adventures with confidence. The AT4 trim enhances off-road readiness with specialized suspension tuning and durable exterior accents, while the cabin delivers premium comfort with leather seats and thoughtful tech. Safety and convenience features include a Back-Up Camera, Lane Departure Warning, and Cross-Traffic Alert to help keep you aware on busy roads and tight job sites. Remote Start adds everyday ease for cold mornings or hot afternoons, giving you climate-ready comfort before you get in. The interior balances utility and refinement, offering durable materials and intuitive controls designed for long days on the road or at the worksite. Located in Breaux Bridge, LA, this GMC Sierra 2500 AT4 offers exceptional capability for drivers who demand strength and sophistication in one package. Whether you're towing trailers, navigating rural terrain, or commuting across town, the diesel V8 delivers torque and efficiency to get the job done. This vehicle is being offered at the best price in the area — a competitive value for serious truck buyers. Schedule a test drive in Breaux Bridge today and experience the capability firsthand.
Equipment
This unit's Lane Departure Warning helps keep you in your lane. This vehicle is pure luxury with a heated steering wheel. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. This 3/4 ton pickup offers Android Auto for seamless smartphone integration. Never get into a cold vehicle again with the remote start feature on this vehicle. It offers Apple CarPlay for seamless connectivity. This model features a hands-free Bluetooth phone system. See what's behind you with the back up camera on this unit. The vehicle has auto-adjust speed for safe following. This model's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra features a high end BOSE stereo system. This vehicle has an elegant black exterior finish. With the keyless entry system on this 2026 GMC Sierra 2500 you can pop the trunk without dropping your bags from the store.
2026 GMC Sierra 2500 AT4 4WD with 6.6L V8 Diesel — Built for capability and comfort, this rugged GMC Sierra 2500 AT4 pairs a powerful 6.6L V8 diesel with four-wheel drive to tackle towing, hauling, and off-road adventures with confidence. The AT4 trim enhances off-road readiness with specialized suspension tuning and durable exterior accents, while the cabin delivers premium comfort with leather seats and thoughtful tech. Safety and convenience features include a Back-Up Camera, Lane Departure Warning, and Cross-Traffic Alert to help keep you aware on busy roads and tight job sites. Remote Start adds everyday ease for cold mornings or hot afternoons, giving you climate-ready comfort before you get in. The interior balances utility and refinement, offering durable materials and intuitive controls designed for long days on the road or at the worksite. Located in Breaux Bridge, LA, this GMC Sierra 2500 AT4 offers exceptional capability for drivers who demand strength and sophistication in one package. Whether you're towing trailers, navigating rural terrain, or commuting across town, the diesel V8 delivers torque and efficiency to get the job done. This vehicle is being offered at the best price in the area — a competitive value for serious truck buyers. Schedule a test drive in Breaux Bridge today and experience the capability firsthand.
Equipment
This unit's Lane Departure Warning helps keep you in your lane. This vehicle is pure luxury with a heated steering wheel. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. This 3/4 ton pickup offers Android Auto for seamless smartphone integration. Never get into a cold vehicle again with the remote start feature on this vehicle. It offers Apple CarPlay for seamless connectivity. This model features a hands-free Bluetooth phone system. See what's behind you with the back up camera on this unit. The vehicle has auto-adjust speed for safe following. This model's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra features a high end BOSE stereo system. This vehicle has an elegant black exterior finish. With the keyless entry system on this 2026 GMC Sierra 2500 you can pop the trunk without dropping your bags from the store.
Features & Options
- ALL-WEATHER FLOOR LINERS (DEALER INSTALLED)
- 50-STATE EMISSIONS
- ONYX BLACK
- REAR AXLE 3.42 RATIO
- GVWR; 11;350 LBS. (5148 KG)
- ENG: DURAMAX 6.6L TURBO-DIES
- TRANS: 10-SPEED AUTO
- AT4 PREMIUM PLUS PREFERRED PACKAGE
- CUSTOMER DIALOGUE NETWORK
- WHEEL LOCKS; SET OF 4 (DEALER INSTALLED)
- HITCH PACKAGE (DEALER INSTALLED)
- GOOSENECK/5TH WHEEL PACKAGE:
- AT4 PREMIUM PLUS PACKAGE DISCOUNT
- DEALER IMR CONTRIBUTION
- LMA GROUP CONTRIBUTION
- Apple CarPlay/Android Auto smart device wireless mirroring
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- Wi-Fi Hotspot capable mobile hotspot internet access
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Adaptive cruise control
- Automatic Emergency Braking predictive brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- Driver seat power reclining
- lumbar support
- cushion tilt
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- 6.6L V-8 gasoline direct injection
- variable valve control
- regular unleaded
- engine with 401HP
- 6.6L V-8
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Teen Driver restricted driving mode/alerts
- Keyless Open/Keyless Start with hands-free access and push button start
- Keyfob window control
- HD Surround Vision w/Hitch View aerial view camera
- Smart device remote start
- Push-button
- GCW Alert weight capacity alert
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Bluetooth wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- Gauge cluster display size: 12.30
- Front mounted camera with washer
- Right side camera
- Pickup box camera
- Left side camera
- Trailer Side Blind Zone Alert blind spot warning
- Following Distance Indicator
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Full gauge cluster screen
- Auto high-beam headlights
- Immobilizer
- Bose speakers
- OnStar vehicle integrated emergency SOS system
- Bluetooth handsfree wireless device connectivity
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