2026 GMC Sierra AT4
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GMC Sierra Details
Automatic
V8, 6.6L
Summit White
4WD
Diesel
0 Miles
Jet Black w/Kalahari Accents
26GB4608
1GT4UPEY9TF188628
2500
Leather
AT4
About This 2026 GMC Sierra
Vehicle Details
Elevate your worksite and weekend plans with this 2026 GMC Sierra 2500 AT4 4WD, featuring a robust 6.6L V8 Duramax diesel that combines legendary towing capability with excellent torque and long-haul efficiency. This GMC Sierra AT4 delivers rugged off-road capability and refined comfort—perfect for heavy-duty tasks, trail runs, and daily driving. Key convenience and safety features include Remote Start for cold mornings, Cross-Traffic Alert for safer reversing, a Back-Up Camera for precise maneuvering, and Hands-Free Bluetooth for seamless phone and audio connectivity. Android Auto integration keeps navigation, messaging, and media accessible and distraction-free on the go. Exterior styling showcases a bold grille, premium AT4 suspension, and durable bed protection for hauling gear, while the interior offers supportive seating, intuitive controls, and smart storage solutions. Advanced diesel engineering ensures strong towing and payload ratings, making this GMC Sierra 2500 a capable partner for trailers, boats, and heavy equipment. Located in Breaux Bridge, LA, this GMC Sierra 2500 AT4 is competitively priced and represents the best value in the area—check it out for the best price available. Whether you need a dependable work truck or a comfortable, powerful daily driver, this 2026 GMC Sierra 2500 AT4 provides performance, technology, and peace of mind. Schedule a test drive today in Breaux Bridge and experience diesel power, capability, and comfort firsthand.
Equipment
Keep your hands warm all winter with a heated steering wheel in this unit . This 2026 GMC Sierra 2500's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This unit offers Apple CarPlay for seamless connectivity. The leather seats in this model are a must for buyers looking for comfort, durability, and style. The GMC Sierra warns of approaching vehicles with Cross-Traffic Alert. The GMC Sierra features a high end BOSE stereo system. Never get into a cold vehicle again with the remote start feature on this 2026 GMC Sierra 2500. It comes equipped with Android Auto for seamless smartphone integration on the road. This GMC Sierra features a hands-free Bluetooth phone system. Protect this model from unwanted accidents with a cutting edge backup camera system. This GMC Sierra has auto-adjust speed for safe following. Quickly unlock the GMC Sierra with keyless entry.
Elevate your worksite and weekend plans with this 2026 GMC Sierra 2500 AT4 4WD, featuring a robust 6.6L V8 Duramax diesel that combines legendary towing capability with excellent torque and long-haul efficiency. This GMC Sierra AT4 delivers rugged off-road capability and refined comfort—perfect for heavy-duty tasks, trail runs, and daily driving. Key convenience and safety features include Remote Start for cold mornings, Cross-Traffic Alert for safer reversing, a Back-Up Camera for precise maneuvering, and Hands-Free Bluetooth for seamless phone and audio connectivity. Android Auto integration keeps navigation, messaging, and media accessible and distraction-free on the go. Exterior styling showcases a bold grille, premium AT4 suspension, and durable bed protection for hauling gear, while the interior offers supportive seating, intuitive controls, and smart storage solutions. Advanced diesel engineering ensures strong towing and payload ratings, making this GMC Sierra 2500 a capable partner for trailers, boats, and heavy equipment. Located in Breaux Bridge, LA, this GMC Sierra 2500 AT4 is competitively priced and represents the best value in the area—check it out for the best price available. Whether you need a dependable work truck or a comfortable, powerful daily driver, this 2026 GMC Sierra 2500 AT4 provides performance, technology, and peace of mind. Schedule a test drive today in Breaux Bridge and experience diesel power, capability, and comfort firsthand.
Equipment
Keep your hands warm all winter with a heated steering wheel in this unit . This 2026 GMC Sierra 2500's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This unit offers Apple CarPlay for seamless connectivity. The leather seats in this model are a must for buyers looking for comfort, durability, and style. The GMC Sierra warns of approaching vehicles with Cross-Traffic Alert. The GMC Sierra features a high end BOSE stereo system. Never get into a cold vehicle again with the remote start feature on this 2026 GMC Sierra 2500. It comes equipped with Android Auto for seamless smartphone integration on the road. This GMC Sierra features a hands-free Bluetooth phone system. Protect this model from unwanted accidents with a cutting edge backup camera system. This GMC Sierra has auto-adjust speed for safe following. Quickly unlock the GMC Sierra with keyless entry.
Features & Options
- ALL-WEATHER FLOOR LINERS (DEALER INSTALLED)
- 50-STATE EMISSIONS
- 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
- HITCH PACKAGE (DEALER INSTALLED)
- REAR UNDERSEAT STORAGE (DEALE 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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