2026 GMC Sierra 2500 HD AT4

New
Diesel

MSRP: $90,689
$1,000 Purchase Allowance on this 2026 GMC Sierra 2500 HD modelDetails: -$1,000
Final Price: $89,689

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LaRoche Buick GMC

Location Details

Call 979-353-1023

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Exterior Color: Titanium Rush Metallic
Interior Color: Jet Black with Kalahari accents, Perforated Front
Body/Seating: Truck/5 seats
Transmission: Automatic

Drivetrain: 4WD
Engine: 6.6L Duramax Turbo-Diesel V8 engine
VIN: 1GT4UPEY5TF297863
Stock Number: 00066400

Lane departure
Leather upholstery
Automatic temperature control
Emergency communication system
Power moonroof
Premium audio system
Wireless phone connectivity
Parking sensors
Exterior parking camera front
Exterior parking camera left
Exterior parking camera right
Exterior parking camera rear

Convenience Features

1-touch down
1-touch up
Adaptive Cruise Control
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
Garage door transmitter
Heated steering wheel
Illuminated entry
Memory seat
Moonroof sunshade: manual
Overhead console
Passenger door bin
Passenger vanity mirror
Power moonroof
Power windows
Proximity key: doors and push button start
Rear beverage holders
Rear door bins
Remote engine start
Remote keyless entry
Speed control
Surround View Monitor: HD Surround Vision w/Hitch View yes
Telescoping steering wheel
Tilt steering wheel

Suspension/Handling

Alloy wheels
Front anti-roll bar
Front tires: 275/65SR20.0E
Front wheel independent suspension
Power steering
Rear tires: 275/65SR20.0E
Single rear wheels
Speed-sensing steering
Tires: all-terrain
Wheel size: 20"

Entertainment Features

1st row LCD monitors: 2
AM/FM radio: SiriusXM
Premium audio system: Premium GMC Infotainment System
Primary LCD size: 13.4"
Satellite radio trial duration with new vehicle purchase (months): 36
Smart device integration: Apple CarPlay/Android Auto
Speaker type: Bose
Speakers: 7
Steering wheel mounted audio controls
Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
Wireless Phone Charger: front
Wireless phone connectivity: Bluetooth

Warranty

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

Seats and Trim

Front center armrest
Front seats: bucket
Heated front seats
Heated rear seats
Leather upholstery
Max seating capacity: 5
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
Ventilated front seats

Powertrain

Block heater
Compressor: intercooled turbo
Cylinder configuration: V-8
Drive type: four-wheel
Electric motor 1 torque: none
Electric motor horsepower: none
Engine liters: 6.6L
Engine location: front
Fuel tank capacity: 36.0gal.
Horsepower: 470hp @ 2,800RPM
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: 32
Rear locking differential
Recommended fuel: Diesel
Standard fuel economy fuel type: diesel
Torque: 975 lb.-ft. @ 1,600RPM
Transmission: 10 speed automatic
Variable valve control

Off-Road Capability

Ground clearance (min): 257mm (10.1")

Body Exterior

Auto-dimming door mirrors
Bedliner
Bumpers: body-color
Heated door mirrors
Hitch Class: IV
Left rear passenger door: conventional
Power door mirrors
Rear cargo: tailgate
Rear step bumper
Right rear passenger: conventional
Skid plates
Trailer hitch
Trailer sway control
Turn signal indicator mirrors

Specs and Dimensions

Compression ratio: 16.00 to 1
Curb weight: 3,661kg (8,071lbs)
Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
Engine displacement: 6.6 L
Engine torque: 975 lb.-ft. @ 1,600RPM
Exterior body width: 2,079mm (81.8")
Exterior height: 2,027mm (79.8")
Exterior length: 6,369mm (250.8")
Front headroom: 1,013mm (39.9")
Front hiproom: 1,554mm (61.2")
Front legroom: 1,131mm (44.5")
Front shoulder room: 1,677mm (66.0")
GVWR: 5,148kg (11,350lbs)
Payload: 1,467kg (3,235lbs)
Rear headroom: 1,019mm (40.1")
Rear hiproom: 1,530mm (60.2")
Rear legroom: 1,102mm (43.4")
Rear shoulder room: 1,659mm (65.3")
Towing capacity: 8,391kg (18,500lbs)
Turning radius: 8.0m (26.3')
Wheelbase: 4,039mm (159.0")

Lighting, Visibility and Instrumentation

Appearance: digital/analog
Auto high-beam headlights
Blind spot: Trailer Side Blind Zone Alert warning
Compass
Configurable
Delay-off headlights
Exterior parking camera cargo
Exterior parking camera front
Exterior parking camera left
Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
Exterior parking camera right
Front fog lights
Front reading lights
Fully automatic headlights
Heads up display
Lane departure: Lane Departure Warning warning
Low tire pressure warning
Oil pressure gauge
Outside temperature display
Parking sensors: UltraSonic front and rear
Rain sensing wipers
Rear reading lights
Rear window defroster
Tachometer
Trip computer
Variably intermittent wipers
Voltmeter

Safety and Security

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
Rear collision: Rear Cross-Traffic Alert warning
Security system
Tracker system: Stolen Vehicle Assistance
Traction control

This vehicle won't be on the lot long!

This vehicle takes charge of the roadway while maintaining first-rate quality and style! Turbocharger technology provides forced air induction, enhancing performance while preserving fuel economy. This model accommodates 5 passengers comfortably, and provides features such as: automatic dimming door mirrors, a bedliner, and 1-touch window functionality. It features four-wheel drive capabilities, a durable automatic transmission, and a powerful 8 cylinder engine.

We pride ourselves on providing excellent customer service. Please don't hesitate to give us a call.

Factory warranty

36 months/36,000miles from the vehicle's original in-service date

A name you can trust

LaRoche Buick GMC is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.

0.0out of 5 overall

Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

¹Dealer Discount applied to everyone