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2026 GMC Sierra 2500 HD
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54
2026 GMC Sierra 2500 HD SLE
In Transit
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$61,506 Everyone's Price
- MSRP: $65,595
- +$314
- -$3,403
-
- -$1,000
- Everyone's Price: $61,506
- -$6,233
- +$314
-
- -$1,000
- GM Employee Price $58,676
-
-
- Additional Offers you may Qualify For:
- -$1,500
-
$61,506 Everyone's Price
- MSRP: $65,595
- +$314
- -$3,403
-
- -$1,000
- Everyone's Price: $61,506
- -$6,233
- +$314
-
- -$1,000
- GM Employee Price $58,676
-
-
- Additional Offers you may Qualify For:
- -$1,500
Visit our Store
- Matick Buick GMC
-
29300 Telegraph Rd
Southfield, MI 48034
- Sales: 800-224-2570
- Service: 800-238-9216
- Parts: 248-353-9000
- Collision & Auto Body Center: 313-362-0107
Vehicle Information
VIN:
1GT5UME78TF345818
Stock #:
CG0810
Model Code:
TK20953
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Body Style Double Cab -
Exterior Color Summit White
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Interior Color Jet Black, Cloth Seat Trim
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Engine 6.6L V8 Gas engine -
Transmission Automatic -
Fuel Type Gasoline Fuel
Highlighted Features
Feature availability subject to final vehicle configuration. Please reference window sticker for more info.
- Bluetooth®
- Heated Steering Wheel
- Remote Start
- 4WD/AWD
- Android Auto
- Apple CarPlay
- Keyless Ignition System
- Wi-Fi Hotspot
- Emergency Brake Assist
- Lane Departure Warning
- Forward Collision Warning
- Navigation System
- Rear View Camera
- Multizone Climate Control
- Tow Hitch/Tow Package
- Automatic Climate Control
- Entertainment System
- Cruise Control
Dealer Comments
Be the first to drive this SUMMIT WHITE 2026 GMC Sierra 2500HD SLE.
The team at Matick Buick GMC is proud to offer this brand-new SLE, ready to deliver everything you expect from a new GMC, and then some. Here's why it stands out:
Features and Options Worth Knowing AboutThis GMC Sierra 2500HD comes equipped with the latest features, fresh off the line:
SLE Convenience Package ($915 value)
- 10-Way Power Driver Seat Adjuster with Lumbar
- A/C with Dual-Zone Automatic Climate Control
- Manual Tilt-Wheel/telescoping Steering Column
- LED Fog Lamps
- LED Smoked Amber Roof Marker Lamps
Preferred Equipment Group 3SA
- SiriusXM with 360L Trial Subscription
- 4-Way Manual Driver Seat Adjuster
- Deep-Tinted Glass
- Keyless Open and Start
- Push Button Start
- Chrome Surround Grille with Chrome Insert Bars
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- 6.6L V8 with Direct Injection and VVT Engine
- 2-Speed Electronic Shift Transfer Case
- Sierra HD Pro Safety
- Wireless Phone Projection
- 2 Charge-Only Rear USB Ports
- 2 Charge/data USB Ports
- OnStar Services Capable
- Steering Wheel Audio Controls
Remote Start Package ($525 value)
- Remote Vehicle Starter System
- Electric Rear-Window Defogger
- Unauthorized Entry Theft-Deterrent System
Snow Plow Prep/camper Package ($530 value)
- 220-Amp Alternator
- Skid Plates
SLE Heated Package ($400 value)
- Heated Driver and Front Outboard Passenger Seats
- Heated Steering Wheel
Safety and Security
- The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
- The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.
- The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.
Technology and Telematics
- Apple CarPlay/Android Auto smart device wireless mirroring
- Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network.
Why Buy From Matick Buick GMC?
- One of Metro Detroit's largest Buick GMC selections the trim, color, and options you actually want, in stock
- Aggressive Detroit-market pricing competitive numbers, all upfront, no surprises
- Total transparency no hidden fees, no pressure, no games
- Factory-backed and Detroit-proud full warranty, GM-certified service, and a team that stands behind every sale
Visit Matick Buick GMC at 29300 Telegraph Rd Southfield MI 48034, or call 248-353-9007 to schedule your test drive.
Eligible Benefits
All Features
- SiriusXM Trial Subscription
- Wireless phone projection
- For Apple CarPlay™1 and Android Auto™2
- Wi-Fi® Hotspot capable
- Terms and limitations apply. See onstar.com or dealer for details.
- May require additional optional equipment
- 13.4" diagonal GMC Premium Infotainment System with Google built-in
- 13.4" diagonal GMC Premium Infotainment System with Google built-in, includes multi-touch display, AM/FM/SiriusXM1 radio capable
- Bluetooth®®2 streaming audio for music and select phones
- Wireless Apple CarPlay™ capability for compatible phones3
- Wireless Android Auto™ capability for compatible phones4
- Customize and manage entertainment and vehicle feature setting
- Use, control and manage select smartphone apps through the Infotainment system
- Voice-activated technology for phone
- SiriusXM with 360L Trial Subscription
- With your trial subscription, new GM vehicles equipped with SiriusXM with 360L advance in-car technology will bring you closer to your favorite stars, artists, creators, hosts and athletes1
- SiriusXM with 360L transforms your ride with our most extensive and personalized radio experience on the road that lets you enjoy ad-free music, talk and news, live sports, comedy, podcasts and more
- Experience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever before
- Bluetooth®®
- Pair your compatible mobile phone to your vehicle's infotainment system1
- Place and receive hands-free phone calls
- Store your phone's contact list in the system to place an outgoing call quickly using the touch-screen display or voice command system
- With streaming audio capability, you can listen to files stored on your phone or Bluetooth® digital media device
- 6-speaker audio system
- Speakers are positioned throughout the cabin for outstanding sound quality and an enjoyable listening experience
- LED tail lamps
- Chrome front bumper
- May require additional optional equipment
- Standard tailgate
- Deep-tinted glass
- Provides added protection from sun and glare
- Body-color door handles
- Side Bed Step
- Black textured step pads help provide secure footing
- Integrated on forward portion of outer bed on driver and passenger side to provide ease of access to forward portion of the bed
- Tailgate and bed rail protection caps
- Chrome rear bumper
- With integrated CornerSteps
- May require additional optional equipment
- Cab-mounted cargo area lamps
- Activated by switch located on center switch bank
- Illuminates the cargo bed area
- Grille (Chrome surround with Chrome insert bars.)
- Black outside power-adjustable vertical trailering mirrors
- Lower convex mirrors
- Heated upper glass
- Integrated turn signal indicators
- Manual folding/extending
- Extends 3.31-inches
- May require additional optional equipment
- Spare tire carrier lock
- Helps keep spare tire secure
- Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
- IntelliBeam
- At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions1
- Cargo tie-downs
- 12-fixed rated at 500 lbs. per corner
- Chrome beltline moldings
- Tailgate with EZ Lift assist, power lock & release
- Hitch area lighting
- May require additional optional equipment
- CornerStep rear bumper
- Helps make it easier to get into and out of the pickup bed
- Located at each end of the rear bumper
- Textured step pads to help provide secure footing
- 20" LT275/65R20 all-terrain, blackwall tires
- LED fog lamps
- 18" LT275/70R18 all-terrain, blackwall spare tire
- May require additional optional equipment
- 6" Chrome assist steps
- Steps make it easier to get in and out of your vehicle
- Textured step pads help provide secure footing
- May require additional optional equipment
- 20" Bright face wheels with dark painted pockets
- Summit White
- Spray-on bedliner
- Provides a Black, textured, non-skid surface that helps protect the bed and minimizes cargo shifting
- Covers the entire bed surface below side rails, front box top rail, gauge hole plugs and tie-downs
- Chemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight seal
- Does not include spray-on liner on tailgate due to Black composite inner panel
- Includes GMC logo on all trims except PRO
- Smoked Amber LED roof marker lamps
- Roof-mounted lamps near the front of the cab
- Carpeted floor covering
- Color-keyed to match the interior
- Rear Seat Reminder
- Helps to remind the driver to check the back seat(s) before leaving the vehicle1
- Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on
- Under certain conditions, once the vehicle is switched off, designed to sound audible chimes and display a visual message within the driver display
- Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
- 120-volt power outlet
- 3-prong auxiliary household-style outlet
- Located on the instrument panel
- Makes it convenient for powering laptops, phone chargers and other electronic devices
- May require additional optional equipment
- Power windows with rear express-down
- Power windows with front passenger express-down
- Quickly lowers the window with the touch of a button
- If an obstruction is detected, the anti-pinch feature will auto-reverse
- Inside rearview manual day/night mirror
- Adjust the tilt of the mirror to help reduce glare during nighttime driving
- Cruise control
- Maintains a selected speed while driving
- Automatically disengages when the vehicle's traction control system needs to limit wheelspin on slippery surfaces or when the StabiliTrak® stability control system detects an oncoming skid
- Set and resume speed functions
- Steering-wheel mounted controls to easily maintain and manage cruising speed
- Seat trim, Cloth
- Keyless Open and Start
- With the key fob in your possession, lock and unlock your car's doors by pressing the button on a front exterior door handle, increasing convenience
- Lockout protection helps you avoid locking keys in the vehicle
- Power door locks
- Allows you to lock and unlock doors easily whether it's from the driver or front passenger seat or from outside using the key fob (when equipped)
- Front rubberized-vinyl floor mats
- Helps protect your interior from road debris and the elements
- May require additional optional equipment
- 40/20/40 split-bench front seat with under-seat storage
- Seating for up to 3
- Driver and front passenger seatbacks recline
- Head restraints at the outboard seating positions
- Center seatback that doubles as a fold-down armrest with storage
- 60/40 split-folding rear bench seat
- Includes child seat top tether anchor
- Can fold one or both sides up
- 4-way manual front passenger seat
- Single-zone manual climate control
- Maintains a selected temperature
- 12.3" diagonal color Driver Information Center
- Includes driver personalization, warning messages and vehicle information
- Replaces traditional analog gauges with fully reconfigurable high definition cluster layout
- High definition display provides crisp, premium appearance
- Assist handles
- Front A-pillar mounted for Driver and Passenger
- Rear B-pillar mounted
- USB ports
- (2) Charge ports located on rear of console1
- Steering-wheel mounted controls
- Allow the driver to easily operate the audio system and phone interface controls
- May require additional optional equipment
- Power windows with driver express-up/down
- Quickly raises the window or lowers it with the touch of a button
- If an obstruction is detected, the anti-pinch feature will auto-reverse
- Compass
- Located in instrument cluster
- 13.4" diagonal GMC Premium Infotainment System with Google built-in
- 13.4" diagonal GMC Premium Infotainment System with Google built-in, includes multi-touch display, AM/FM/SiriusXM1 radio capable
- Bluetooth®®2 streaming audio for music and select phones
- Wireless Apple CarPlay™ capability for compatible phones3
- Wireless Android Auto™ capability for compatible phones4
- Customize and manage entertainment and vehicle feature setting
- Use, control and manage select smartphone apps through the Infotainment system
- Voice-activated technology for phone
- USB ports
- (2) Data/charge ports located on instrument panel1
- 120-volt box-mounted power outlet
- 3-prong auxiliary household-style outlet
- Located in the pickup bed
- May require additional optional equipment
- Rear air vents
- Provides cabin comfort for rear occupants
- Wrapped steering wheel
- Outside temperature display
- Located in infotainment display
- Rear rubberized-vinyl floor mats
- Helps protect your interior from road debris and the elements
- May require additional optional equipment
- 4-way manual driver seat
- 10-way power driver seat with power lumbar
- Includes 8-way power driver seat
- Includes a 2-way power lumbar control
- Deleted Mobile Service Plus. Delete MobileService+ service conveniences - Mobile Service, Pick-up & Delivery, and Loaner with Drop Off. By selecting R9W, you acknowledge that you are forgoing the margin and the ability to receive MobileService+ allowances
- Manual tilt and telescoping steering column
- Allows the driver to adjust the steering wheel up or down, and the steering column forward or back
- May require additional optional equipment
- Heated steering wheel
- With the press of a button the steering wheel quickly heats up to provide additional comfort on a cold day
- May require additional optional equipment
- Dual-zone automatic climate control
- Automatically maintains the selected temperatures for both the driver and front passenger
- Allows individual climate settings for both driver and front passenger
- Driver and front passenger can choose a temperature up to 30 degrees difference
- May require additional optional equipment
- Theft-deterrent unauthorized entry system
- Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter
- Helps deter unauthorized entry, helping to protect your vehicle
- May require additional optional equipment
- Jet Black, Cloth seat trim
- Heated driver and front outboard passenger seats
- Separate buttons on the climate control panel allow you to choose from 3 levels of warmth
- At the touch of a button you can warm the cushions and seatbacks with multilevel temperature control
- Individually controlled
- Seats can be programmed to automatically warm up when it's cold out
- May require additional optional equipment
- Rear window defogger
- Utilizes a warming grid to help remove fog or frost from the rear window
- Four wheel drive
- Pickup bed
- Roll-formed high-strength steel
- Includes bed assist step
- 4-wheel antilock disc brakes
- Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces
- DuraLife™ brake rotors feature a hardened surface to reduce corrosion and provide quieter braking with less vibration. DuraLife™ rotors are hardened and strengthened during the manufacturing process
- Brake system features a corrosion-fighting process called Ferritic Nitro-Carburizing (FNC) which can double rotor life expectancy and reduce or minimize rust over non-FNC coated rotors
- Heavy-Duty Air Filter
- Thick construction helps to trap more dirt before it can enter the air intake
- Heavy-duty 720 cold-cranking amps battery
- 80 Amp-hr
- Maintenance-free with rundown protection and retained accessory power
- May require additional optional equipment
- Brake pad wear indicator
- Electronic shift 2-speed transfer case with push button controls
- System shift smoothly between drive settings to handle a variety of road conditions
- 2WD High for most on-road and highway situations
- 4WD High for snowy or wet roads when added traction is needed
- 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels
- May require additional optional equipment
- Fully boxed frame
- Hydroformed front section
- High-strength steel
- Push Button Start
- Automatic locking rear differential
- When the differential senses a significant difference in wheel speed, it locks to turn both rear wheels in unison for added traction
- The Eaton® Locker senses a difference in wheel speed of approximately 100 rpm
- Suspension Package
- Designed to help maintain handling and ride quality while towing a trailer or carrying a load
- Steering
- Recirculating Ball with smart flow power steering system
- Black vertical recovery hooks
- Two front frame-mounted1
- Integrated trailer brake controller
- Integrated with the antilock brake system (ABS)
- Helps provide measured brake force signaling to electric-controlled trailer brake systems
- Trailer gain and output are displayed in the Driver Information Center
- 10,950 lbs. GVWR
- When properly equipped; includes weight of vehicle, passengers, cargo and equipment
- 220-amp alternator
- May require additional optional equipment
- Emissions, Federal requirements
- Skid plates
- Help protect the front underbody, oil pan and transfer case
- May require additional optional equipment
- Gooseneck / 5th Wheel Prep Package
- Hitch platform to accept Gooseneck or 5th wheel hitch
- Hitch platform with tray to accept ball and stamped box holes with caps installed
- Box mounted 7-pin trailer harness
- May require additional optional equipment
- Trailering Package
- Trailer hitch1
- Trailering hitch platform
- Includes a 2.5" receiver hitch (with 2" insert), 4-pin and 7-pin connectors
- 7-wire electrical harness and 7-pin sealed connector for connecting your trailer's lights and brakes to your vehicle
- Hitch Guidance2
- May require additional optional equipment
- Sierra HD Pro Safety
- Forward Collision Alert1
- Following Distance Indicator1
- Front Pedestrian Braking1
- IntelliBeam
- Lane Departure Warning1
- Buckle to Drive
- Automatic Emergency Braking1
- SLE Preferred Equipment Group includes standard equipment
- Gooseneck Hitch Package
- Gooseneck ball
- Chain tiedown kit with case
- May require additional optional equipment
- SLE Heat package
- Heated driver and passenger seats
- Heated steering wheel
- Remote Start Package
- Remote Start
- Content theft alarm
- Rear-window defogger
- SLE Convenience package
- Dual climate control
- 10-way power driver seat including power lumbar
- Manual tilt/telescoping steering column
- LED roof marker lamps
- LED fog lights
- Snow Plow Prep / Camper Package
- Power feed to accommodate a backup and roof emergency light1
- A single 220-amp alternator
- Heavy-duty front springs
- Under body skid plates to help protect the transfer case from debris
- May require additional optional equipment
- LED Daytime Running Lamps
- Signature LED Daytime Running Lamps
- Rear Seat Belt Indicator
- Lane Departure Warning
- Alerts you when it detects that you are unintentionally drifting out of detected lane lines1
- System alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane
- Forward Collision Alert
- Warns you if it detects a potential collision with a detected vehicle you're following so you can take action1
- Can also provide a tailgating alert if you're following a vehicle much too closely
- 6 airbags
- Dual-stage frontal airbags for driver and front outboard passenger1
- Seat-mounted side-impact airbags for driver and front outboard passenger1
- Head-curtain airbags for outboard seating positions1
- Includes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off1
- Seat Belt Adjustable Guide Loops
- Front row only
- Teen Driver
- Helps encourage safe driving habits for teens by providing an in-vehicle report card1
- Activates certain safety systems, if equipped, when a Teen Driver-designated key fob is used
- Mutes the radio until the front-seat occupants fasten their seat belts
- Trailering Information Label
- Provides max trailer ratings for tongue weight, conventional, gooseneck hitch and 5th wheel hitch
- OnStar Basics
- Drive confidently with core OnStar services including1
- Remote commands
- Built-in voice assistance
- Real-time traffic and navigation
- Automatic Crash Response to help if you're in need
- Tire Pressure Monitoring System with Tire Fill Alert
- Monitors tire pressure and alerts of an under-inflated condition in one or more of the tires1
- Provides visual and audible alerts outside the vehicle when inflating an under inflated tire to the recommended tire pressure
- Buckle to Drive
- Helps remind the driver to buckle their seat belt before driving by preventing the vehicle from being shifted out of PARK temporarily when the driver's seat belt is not buckled
- The feature also reminds the front passenger to buckle up, if equipped
- Following Distance Indicator
- Displays the following time in seconds between your vehicle and a detected vehicle in front of you1
- Designed to help you maintain a safe following distance
- Hitch Guidance
- When in Reverse, displays a centered guideline on the Rear Vision Camera view1
- Can help you line up the hitch to your trailer
- When driving, lets you check the trailer using Rear Vision Camera view
- HD Rear Vision Camera
- Shows high-resolution digital image of area directly behind your vehicle while in Reverse1
- Can help you park or avoid vehicles and objects
- You can also display an overlay of where your vehicle is heading
- Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly
- May require additional optional equipment
- OnStar® services capable
- See onstar.com for details and limitations. Services vary by model. Service plan required.
- Automatic Emergency Braking
- Can help you avoid or reduce the severity of a collision with a detected vehicle you're following using camera technology1
- Can automatically provide hard emergency braking or enhance your hard braking
- Works at speeds between 5 and 50 mph
- Front Pedestrian Braking
- At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian it detects directly in front of you1
- Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking
- Limited nighttime and low visibility performance
Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or 5th Wheel hitch.
SLE Convenience Package
Remote Start Package
SLE Heated package
LPO, Hitch Package
Snow Plow Prep/Camper Package
- DriveType: Four Wheel Drive
- City: 0 MPG
- Hwy: 0 MPG
- Combined: 0 MPG
- Fuel System: Direct Injection
- Fuel Tank Capacity: 36 gal
- Fuel Type: Gasoline Fuel
- Horse Power: 401
- Rear Wheel: Single
- Trailering Capacity: 16000 lbs
Warranty
- Warranty: <<< Preliminary 2026 Warranty >>>
- Drivetrain: 5 Years/60,000 Miles 3.0L & 6.6L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
- Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
- Roadside Assistance: 5 Years/60,000 Miles 3.0L & 6.6L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
- Basic: 3 Years/36,000 Miles
- Maintenance: First Visit: 12 Months/12,000 Miles
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We want to make it easy for you to understand our pricing. Unless otherwise noted for new Chevrolet, Buick and GMC models, the prices you see for new vehicles reflect the GM Employee Discount (details below). If we offer an Employee Price for Everyone or No Employee Price Required promotion, it will be clearly labeled on the vehicle.
Please note: our advertised prices don’t include tax, title, license, the state-regulated documentation fee of $280, or any applicable finance charges. Prices, vehicle details, and availability are all subject to change.
We work hard to keep our inventory current, but sometimes, vehicles shown online may already be sold or reserved by another customer. If that happens, we’ll offer similar options or add you to a waiting list if the vehicle becomes available again. We’re here to help you find exactly what you’re looking for.
Questions? Call us or chat with us online. It’s Better in Every Way.
-------------What is GM Employee Discount Pricing?
The GM Employee Discount Program is for eligible participants and is available to: 1) Active GM employees. 2) Retired GM employees. 3) Former GM employees with more than five years of cumulative service. 4) Widows/widowers of former GM employees with more than five total years of cumulative service. B. Sponsored Purchasers Eligible active, retired, former hourly, or salaried GM employees with more than 20 total years of cumulative service, and widows and widowers of former GM employees with more than 20 total years of cumulative service can sponsor the following purchasers: their spouse, children, stepchildren, grandchildren, step-grandchildren, grandparents (including in-law and step), parents, stepparents, siblings (including full, half and step), mother-/father-in-law, sons-/ daughters-in-law, brothers-/sisters-in-law, aunts, uncles, nieces, and nephews. Eligible former hourly or salaried GM employees with 5-20 total years of cumulative service and widows and widowers of former GM employees with 5-20 total years of cumulative service can sponsor the following purchasers: their spouse and dependent children. (Children must be under 21 years of age or full-time students under 25 years of age at the time of purchase.)
We want to make it easy for you to understand our pricing. Unless otherwise noted for new Chevrolet, Buick and GMC models, the prices you see for new vehicles reflect the GM Employee Discount (details below). If we offer an Employee Price for Everyone or No Employee Price Required promotion, it will be clearly labeled on the vehicle.
Please note: our advertised prices don’t include tax, title, license, the state-regulated documentation fee of $280, or any applicable finance charges. Prices, vehicle details, and availability are all subject to change.
We work hard to keep our inventory current, but sometimes, vehicles shown online may already be sold or reserved by another customer. If that happens, we’ll offer similar options or add you to a waiting list if the vehicle becomes available again. We’re here to help you find exactly what you’re looking for.
Questions? Call us or chat with us online. It’s Better in Every Way.
-------------What is GM Employee Discount Pricing?
The GM Employee Discount Program is for eligible participants and is available to: 1) Active GM employees. 2) Retired GM employees. 3) Former GM employees with more than five years of cumulative service. 4) Widows/widowers of former GM employees with more than five total years of cumulative service. B. Sponsored Purchasers Eligible active, retired, former hourly, or salaried GM employees with more than 20 total years of cumulative service, and widows and widowers of former GM employees with more than 20 total years of cumulative service can sponsor the following purchasers: their spouse, children, stepchildren, grandchildren, step-grandchildren, grandparents (including in-law and step), parents, stepparents, siblings (including full, half and step), mother-/father-in-law, sons-/ daughters-in-law, brothers-/sisters-in-law, aunts, uncles, nieces, and nephews. Eligible former hourly or salaried GM employees with 5-20 total years of cumulative service and widows and widowers of former GM employees with 5-20 total years of cumulative service can sponsor the following purchasers: their spouse and dependent children. (Children must be under 21 years of age or full-time students under 25 years of age at the time of purchase.)