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Family Deal Price: $78,607

New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup

Stock #26G1164
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 1
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 1 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 2 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 3 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 4 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 5 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 6 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 7 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 8 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 9 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 10 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 11 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 12 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 13 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 14 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 15 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 16 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 17 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 18 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 19 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 20 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 21 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 22 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 23 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 24
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Vehicle Notes

2026 GMC Sierra 2500HD AT4 $11,452 off MSRP!Explore our extensive inventory of new and pre-owned Buick and GMC vehicles at LaFontaine Buick GMC of Hig…
Read More… 2026 GMC Sierra 2500HD AT4 $11,452 off MSRP!Explore our extensive inventory of new and pre-owned Buick and GMC vehicles at LaFontaine Buick GMC of Highland. Each vehicle is meticulously inspected to meet our high standards, guaranteeing you drive away in a reliable and stylish car. When you shop with us, you get more than just a car; you get the LaFontaine Family Deal. This means transparent pricing, exceptional customer service, and a commitment to making you feel like part of our family. Our team operates with integrity, respect, and a dedication to exceeding your expectations. Visit LaFontaine Buick GMC of Highland today and discover the perfect vehicle for your needs.Located at 4000 W Highland Rd, Highland, MI, LaFontaine Buick GMC Highland is easily accessible and open six days a week to serve you better. Whether you're looking for a new vehicle, need service, or want to explore financing options, our friendly staff is here to assist you. Check out the features on this 2026 GMC Sierra 2500HD AT4 Preferred Package (LED Smoked Amber Roof Marker Lamps, Power Sliding Rear Window w/Defogger, and Universal Home Remote), AT4 Premium Plus Package (Off-Road High Clearance Step (LPO) and Power Sunroof), Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 4SB (120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille & Grille Insert Bars, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Keyless Open & Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Push Button Start, Rear Cross Traffic Alert, Rear Prem Floor Liners w/Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Steering Wheel Audio Controls, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Ventilated Driver & Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Technology Package (Inside Rearview Auto-Dimming Rear Camera Mirror and Multicolor 15" Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control), 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 220-Amp Alternator, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heated door mirrors, Heated front seats, Heated rear sea Price includes: GM employee purchase program*, $1500 - Active UAW-GM Hourly Employee Vehicle Allowance. Exp. 01/02/2026 $500 - Buick & GMC Consumer Cash Program. Exp. 11/03/2025 $500 - GM Rewards Card Sales Sign Up and Spend Offer. Exp. 01/02/2026
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Chassis Details

Stock Number
26G1164
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 2500
Class
3
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
AT4
Vehicle VIN
1GT4UPEY4TF116588
Interior Color
Jet Black With Kalahari Accents
Seating Capacity
5
Exterior Color Description
Black
Engine Cylinder Count
8
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • AT4 Preferred Package
  • AT4 Premium Plus Package
  • Gooseneck/5th Wheel Prep Package
  • Preferred Equipment Group 4SB
  • Technology Package
  • X31 Off-Road Package
  • 7 Speakers
  • AM/FM radio: SiriusXM with 360L
  • Bose Premium 7-Speaker Sound System
  • Radio: AM/FM w/Premium GMC Infotainment System
  • SiriusXM w/360L Trial Subscription
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power steering
  • Power windows
  • Push Button Start
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Manual Tilt-Wheel/Telescoping Steering Column
  • Off-Road Suspension
  • Speed-sensing steering
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Emergency communication system: OnStar
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Sunroof
  • Pickup Box
  • Brake assist
  • Electronic Stability Control
  • Lane Departure Warning System
  • Hill Descent Control
  • Auto High-beam Headlights
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Panic alarm
  • Security system
  • Unauthorized Entry Theft-Deterrent System
  • Speed control
  • 2-Speed Active Transfer Case
  • 220-Amp Alternator
  • Engine Block Heater
  • Exhaust Brake
  • Heavy-Duty 80 Amp Battery
  • Auto-dimming door mirrors
  • Bumpers: body-color
  • Gloss Black Header Grille & Grille Insert Bars
  • Heated door mirrors
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • LED Smoked Amber Roof Marker Lamps
  • Off-Road High Clearance Step (LPO)
  • Power door mirrors
  • Power-Retractable Black Assist Steps
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bedliner w/GMC Logo
  • Turn signal indicator mirrors
  • Winter Grille Cover
  • 2 Charge-Only Rear USB Ports
  • 2 Charge/Data USB Ports Inside Center Console
  • 2 USB Ports
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Bed View Camera w/2 Trailer Camera Provisions
  • Buckle to Drive
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Pedestrian Braking
  • Front Prem Floor Liners w/Removable Carpet Insert
  • Front reading lights
  • HD Surround Vision
  • Heated steering wheel
  • Illuminated entry
  • Inside Rearview Auto-Dimming Rear Camera Mirror
  • Multicolor 15" Diagonal Head-Up Display
  • OnStar Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Cross Traffic Alert
  • Rear Prem Floor Liners w/Removable Carpet Insert
  • Rear reading lights
  • Rear seat center armrest
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trailer Cam Provisions & Trailer Viewing Software
  • Trailer Side Blind Zone Alert
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Wireless Charging
  • Wireless Phone Projection
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Front Bucket Seats
  • Front Center Armrest
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seats
  • Heated front seats
  • Heated rear seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • Safety Alert Seat
  • Split folding rear seat
  • Ventilated Driver & Front Passenger Seats
  • Ventilated front seats
  • Passenger door bin
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering System App
  • Alloy wheels
  • Wheels: 20" High Gloss Black 8 Spokes Aluminum
  • Deep-Tinted Glass
  • Front Rain-Sensing Wipers
  • Power Front Passenger Windows w/Express Up/Down
  • Power Sliding Rear Window w/Defogger
  • Rain sensing wipers
  • Variably intermittent wipers
  • View All
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #26G1164 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

MSRP $90,059
Dealer Discount - $11,452
Family Deal Price $78,607
Total Savings $11,452
Additional Upfit Cost

Vehicle available NOW in Highland, MI.

Contact LaFontaine Cadillac Buick GMC Highland for more info.

(248) 971-2387

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