Vehicle Details
Find capability and comfort in this 2026 GMC Sierra 1500 SLT, a rugged and refined pickup located in Breaux Bridge, LA. Powered by a smooth 3.0L turbocharged 6-cylinder diesel and equipped with four-wheel drive, this GMC Sierra balances torque for towing with composed on-road manners. The Off-Road Package enhances trail readiness with upgraded suspension components and all-terrain features that give added confidence when the pavement ends. Inside, the SLT trim delivers premium comforts and connectivity for work and daily life. Hands-free Bluetooth keeps you connected safely, while Apple CarPlay integration provides seamless access to navigation, music, and messaging through the infotainment system. Advanced driver aids include Lane Keep Assist and Lane Departure Warning to help maintain lane position and reduce driver fatigue on longer drives. Thoughtfully designed storage and durable materials make this GMC Sierra ready for hauling gear, tools, and weekend essentials. Exterior styling combines rugged presence with modern finishes, and towing capability is engineered to handle demanding jobs. Whether you're navigating Louisiana backroads or managing jobsite tasks, this 2026 GMC Sierra 1500 SLT offers a compelling blend of utility, technology, and confidence. Visit our Breaux Bridge, LA location to see this GMC Sierra in person, take a test drive, and experience the features that make it a smart choice for drivers seeking capability and comfort in a full-size pickup.
Equipment
The leather seats in this 1/2 ton pickup are a must for buyers looking for comfort, durability, and style. This vehicle is pure luxury with a heated steering wheel. The installed navigation system will keep you on the right path. Start the vehicle from inside with remote start. This vehicle comes equipped with Android Auto for seamless smartphone integration on the road. This GMC Sierra features a hands-free Bluetooth phone system. Apple CarPlay: Seamless smartphone integration for it - stay connected and entertained on the go! This model stays safely in its lane with Lane Keep Assist. See what's behind you with the back up camera on the vehicle. The GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This unit keeps you comfortable with Auto Climate. An off-road package is installed on the vehicle so you are ready for your four-wheeling best.
New 2026 GMCSierra 1500 SLT
- Diesel
- Exterior Color
- Onyx Black
- Interior Color
- Jet Black
- Body/Seating
- Truck Crew Cab/6 seats
- Seats
- 6 seats
- Fuel Economy
- 22/26 MPG City/Hwy
- Transmission
- 10-speed automatic
- Drivetrain
- 4x4
- Engine
- I-6 cyl
- VIN
- 3GTUUDE89TG382931
- Stock Number
- 26GB4981
Highlighted Features
- Navigation system
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Wireless phone connectivity
- Exterior parking camera rear
- Front dual zone A/C
- Auto high-beam headlights
- Rain sensing wipers
- Auto-dimming rearview mirror
- Split folding rear seat
Included Packages & Accessories
- GVWR: 7,200 lbs
- Federal Emissions Requirements
- 3.23 Rear Axle Ratio
- Engine: Duramax 3.0L Turbo-Diesel I6
- 220 Amp Alternator
- Engine Block Heater
- 850 Heavy-Duty Battery
- Delete External Engine Oil Cooler
- Transmission: 10-Speed Automatic
- SLT Premium Plus Package
- SLT Convenience Package
- Front Bucket Seats
- Floor-Mounted Center Console
- Ventilated Driver and Front Passenger Seats
- Wireless Charging
- Premium Bose 7-Speaker Sound System
- Power Rake and Telescoping Steering Column
- SLT Preferred Package
- Adaptive Cruise Control
- Power Sliding Rear Window with Rear Defogger
- Universal Home Remote
- Heated 2nd Row Outboard Seats
- Sierra Safety Plus Package
- Ultrasonic Front and Rear Park Assist
- Rear Cross Traffic Braking
- Rear Pedestrian Detection
- Trailer Camera Provisions
- Trailer Side Blind Zone Alert
- HD Surround Vision
- Safety Alert Seat
- ProGrade Trailering System
- Hitch View
- in-Vehicle Trailering System App
- Wheels: 20" Polished Aluminum
- High Capacity Suspension Package
- Chrome Wheel to Wheel Assist Steps
- Spray-on Pickup Bedliner with GMC Logo
- X31 Off-Road and Protection Package
- All-Weather Floor Liner
- Wheel Locks
- Rear Underseat Storage
Detailed Specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar
- Front beverage holders
- Front dual zone A/C
- Heated steering wheel
- Illuminated entry
- Memory seat
- Navigation system
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start
- Remote keyless entry
- Speed control
- Telescoping steering wheel
- Tilt steering wheel
- Alloy wheels
- Front anti-roll bar
- Front tires: 275/60SR20.0
- Front wheel independent suspension
- Power steering
- Rear tires: 275/60SR20.0
- Speed-sensing steering
- Tires: all-terrain
- Wheel size: 20"
- 1st row LCD monitors: 2
- AM/FM radio: SiriusXM with 360L
- Primary LCD size: 13.4"
- Radio data system
- Satellite radio trial duration with new vehicle purchase (months): 3
- Smart device integration: Apple CarPlay/Android Auto
- Speakers: 6
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless phone connectivity: Bluetooth
- Basic warranty: 36 months/36,000miles
- Corrosion perforation warranty: 72 months/100,000miles
- Diesel engine warranty: 60 months/100,000miles
- Maintenance warranty: 12 months/ unlimited distance
- Powertrain warranty: 60 months/60,000miles
- Roadside assistance coverage: 60 months/60,000miles
- Front center armrest: w/storage
- Front seats: bench
- Heated front seats
- Leather upholstery
- Max seating capacity: 6
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Block heater
- Compressor: intercooled turbo
- Cylinder configuration: I-6
- Cylinder deactivation
- Drive type: four-wheel
- Electric motor 1 torque: none
- Electric motor horsepower: none
- Engine liters: 3.0L
- Engine location: front
- Fuel economy city: 22mpg
- Fuel economy combined: 16mpg
- Fuel economy highway: 26mpg
- Fuel tank capacity: 24.0gal.
- Horsepower: 305hp @ 3,750RPM
- Hybrid electric powertrain type: none
- Hybrid system combined power torque: none
- Hybrid system net power: none
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Number of valves: 24
- Rear locking differential
- Recommended fuel: Diesel
- Standard fuel economy fuel type: diesel
- Torque: 495 lb.-ft. @ 2,750RPM
- Transmission: 10 speed automatic
- Variable intake manifold
- Variable valve control
- Approach angle: 19 deg
- Departure angle: 24 deg
- Ground clearance (min): 206mm (8.1")
- Ramp breakover angle: 18 deg
- Auto-dimming door mirrors
- Bedliner
- Bumpers: chrome
- Door mirrors: chrome
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Trailer hitch
- Trailer sway control
- Compression ratio: 15.00 to 1
- Curb weight: 2,440kg (5,380lbs)
- Engine bore x stroke: 84.0mm x 90.0mm (3.31" x 3.54")
- Engine displacement: 3.0 L
- Engine torque: 495 lb.-ft. @ 2,750RPM
- Exterior body width: 2,063mm (81.2")
- Exterior height: 1,918mm (75.5")
- Exterior length: 5,890mm (231.9")
- Front headroom: 1,092mm (43.0")
- Front hiproom: 1,554mm (61.2")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,676mm (66.0")
- GVWR: 3,266kg (7,200lbs)
- Greenhouse Gas Score (GG): 3
- Payload: 812kg (1,790lbs)
- Rear headroom: 1,019mm (40.1")
- Rear hiproom: 1,529mm (60.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,656mm (65.2")
- Towing capacity: 3,946kg (8,700lbs)
- Turning radius: 7.1m (23.5')
- Wheelbase: 3,744mm (147.4")
- Appearance: digital/analog
- Auto high-beam headlights
- Compass
- Configurable
- Delay-off headlights
- Exterior parking camera rear: HD Rear Vision Camera yes
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Lane departure: Lane Keep Assist with Lane Departure Warning active
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Rain sensing wipers
- Rear reading lights
- Rear window defroster
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Forward collision: Forward Collision Alert with Automatic Braking mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Security system
- Tracker system: Stolen Vehicle Assistance
- Traction control
Dealer Notes
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