New 2025 GMC Sierra 2500HD SLT
- VIN: 1GT4UNEY1SF251434
- Stock: 4342671
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Details
New 2025 GMC Sierra 2500HD SLT
VIN: 1GT4UNEY1SF251434STOCK: 4342671Basic Info
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Exterior:Gray
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Drivetrain:4WD
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Interior:Jet Black
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Transmission:10-Speed Automatic
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Engine:Duramax 6.6L V8 Turbodiesel
Key Features
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AWD
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Adaptive Cruise Control
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Android Auto
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Apple CarPlay
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Automatic Climate Control
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Backup Camera
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Bluetooth
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Fog Lights
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Forward Collision Warning
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Heated Seats
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Keyless Entry
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Lane Departure Warning
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Leather Seats
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Memory Seats
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Navigation System
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Parking Sensors / Assist
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Power Seats
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Premium Package
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Push Start
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Rain Sensing Wipers
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Satellite Radio Ready
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Side-Impact Air Bags
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Tow Package
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WiFi Hotspot
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Wireless Phone Charging
Description
The 2025 GMC Sierra 2500HD SLT is a heavy-duty truck designed for both work and play, offering exceptional durability and performance.
Powered by a Duramax 6.6-liter Turbodiesel V8 engine, this model provides impressive horsepower and torque to handle rugged tasks with ease. It features a smooth-shifting 10-speed automatic transmission, ensuring reliable power delivery and a comfortable driving experience. The SLT trim enhances this truck with luxurious interior finishes, advanced technology, and safety features, making it equally appealing for everyday use and tough jobs.
Discover the power and sophistication of the 2025 GMC Sierra 2500HD SLT at Lochmandy Motors, where our team is ready to help you find your perfect vehicle!
Powered by a Duramax 6.6-liter Turbodiesel V8 engine, this model provides impressive horsepower and torque to handle rugged tasks with ease. It features a smooth-shifting 10-speed automatic transmission, ensuring reliable power delivery and a comfortable driving experience. The SLT trim enhances this truck with luxurious interior finishes, advanced technology, and safety features, making it equally appealing for everyday use and tough jobs.
Discover the power and sophistication of the 2025 GMC Sierra 2500HD SLT at Lochmandy Motors, where our team is ready to help you find your perfect vehicle!
Vehicle Details
Exterior
- Tire, spare LT275/70R18 all-terrain, blackwall
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Bumper, front chrome lower
- Bumper, rear chrome with bumper CornerSteps
- Bed Step, Black integrated on forward portion of bed on driver and passenger side
- CornerStep, rear bumper
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- Wheelhouse liners, rear
- Moldings, beltline, chrome
- Grille (Chrome surround with Chrome insert bars.)
- Fog lamps, LED
- Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
- Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
- Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting
- Mirror caps, chrome
- Glass, deep-tinted
- Wipers, front rain-sensing
- Door handles, chrome
- Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
- Tailgate and bed rail protection caps, top
Interior
- Seat, Up-level Rear with Storage Package 60/40 folding bench, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
- Seat adjuster, driver 10-way power including lumbar
- Seat adjuster, passenger 10-way power including lumbar
- Driver memory recalls driver "presets" for power driver seat and outside mirrors
- Floor covering, color-keyed carpeting
- Steering wheel, wrapped
- Steering wheel, heated
- Steering wheel audio controls
- Steering column, manual Tilt-Wheel and telescoping
- Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
- Rear Seat Reminder
- GMC Premium information Display- 13.4" diagonal Multicolor touch screen
- Exterior Temperature Display, located in radio display
- Compass, located in instrument cluster
- Remote vehicle starter system
- Theft-deterrent system, unauthorized entry
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- USB ports, (2) charge-only, rear
- Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
- Air vents, rear
- Air conditioning, dual-zone automatic climate control
- Mirror, inside rearview auto-dimming
- Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Entertainment
- Audio system feature, 6-speaker system
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Mechanical
- Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
- GVWR, 10,850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18", 20" or 22" wheels.)
- Transfer case, two-speed active, electronic Autotrac with push button control (Requires 4WD models.)
- Auto-locking rear differential
- Four wheel drive
- Cooling, external engine oil cooler
- Cooling, auxiliary external transmission oil cooler
- Air filter, heavy-duty
- Air filtration monitoring
- Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
- Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
- Trailer brake controller, integrated
- In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
- Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
- Suspension Package (Not available with (X31) Off-Road Package.)
- Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Brake lining wear indicator
- Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
Safety
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
- Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
- Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
- Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
- Rear Seat Belt Indicator
- Seat Belt Adjustable Guide Loops, front row only
- Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
- Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
- OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (OnStar Basics includes select remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. For MY25 vehicles, OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
Tech Specs
- Vehicle Name: GMC Sierra 2500HD
- Body Style: Crew Cab Pickup
- Body Code: E63
- Drivetrain: Four Wheel Drive
- Passenger Capacity: 6
- Gross Axle Wt Rating - Front: - TBD -
- Gross Axle Wt Rating - Rear: - TBD -
- Curb Weight - Front: 4023
- Curb Weight - Rear: 2822
- Gross Vehicle Weight Rating Cap: 10850
- Fuel Economy Est-Combined:
- EPA Fuel Economy Est - City:
- EPA Fuel Economy Est - Hwy:
- Tons/yr of CO2 Emissions @ 15K mi/year:
- Gross Combined Wt Rating: 27500
- Dead Weight Hitch - Max Trailer Wt.: 5000
- Dead Weight Hitch - Max Tongue Wt.: 500
- Wt Distributing Hitch - Max Trailer Wt.: 18500
- Wt Distributing Hitch - Max Tongue Wt.: 1850
- Fifth Wheel Hitch - Max Trailer Wt.: 19100
- Fifth Wheel Hitch - Max Tongue Wt.: 4775
- Maximum Trailering Capacity: 20000
- Engine Order Code: L5P
- Engine Type: Turbocharged Diesel V8
- Displacement: 6.6L/- TBD -
- Fuel System: Direct Injection
- SAE Net Horsepower @ RPM: 470 @ 2800
- SAE Net Torque @ RPM: 975 @ 1600
- Trans Order Code: MKM
- Trans Type: 10
- Trans Description Cont.: Automatic
- Trans Description Cont. Again:
- First Gear Ratio (:1): - TBD -
- Second Gear Ratio (:1): - TBD -
- Third Gear Ratio (:1): - TBD -
- Fourth Gear Ratio (:1): - TBD -
- Fifth Gear Ratio (:1): - TBD -
- Sixth Gear Ratio (:1): - TBD -
- Seventh Gear Ratio (:1): - TBD -
- Eighth Gear Ratio (:1): - TBD -
- Ninth Gear Ratio (:1): - TBD -
- Tenth Gear Ratio (:1): - TBD -
- Reverse Ratio (:1): - TBD -
- Clutch Size: N/A
- Trans Power Take Off:
- Trans PTO Access:
- Transfer Case Model: - TBD -
- Transfer Case Gear Ratio (:1), High: - TBD -
- Transfer Case Gear Ratio (:1), Low: - TBD -
- Transfer Case Power Take Off:
- Cold Cranking Amps @ 0° F (Primary): 720
- Cold Cranking Amps @ 0° F (2nd):
- Maximum Alternator Capacity (amps): 170
- Maximum Alternator Watts: N/A
- Total Cooling System Capacity: - TBD -
- Engine Oil Cooler: - TBD -
- Frame Type: - TBD -
- Suspension Type - Front: Short/Long Arm
- Suspension Type - Rear: Multi-Leaf Springs
- Spring Capacity - Front: - TBD -
- Spring Capacity - Rear: - TBD -
- Axle Type - Front: - TBD -
- Axle Type - Rear: - TBD -
- Axle Capacity - Front: - TBD -
- Axle Capacity - Rear: - TBD -
- Axle Ratio (:1) - Front: 3.73
- Axle Ratio (:1) - Rear: 3.73
- Shock Absorber Diameter - Front: 2.01
- Shock Absorber Diameter - Rear: 2.01
- Stabilizer Bar Diameter - Front: 1.38
- Stabilizer Bar Diameter - Rear:
- Front Tire Order Code: QF6
- Rear Tire Order Code: QF6
- Spare Tire Order Code: ZYG
- Front Tire Size: LT275/70R18E
- Rear Tire Size: LT275/70R18E
- Spare Tire Size: LT275/70R18
- Front Tire Capacity: - TBD -
- Rear Tire Capacity: - TBD -
- Spare Tire Capacity: - TBD -
- Revolutions/Mile @ 45 mph - Front: N/A
- Revolutions/Mile @ 45 mph - Rear: N/A
- Revolutions/Mile @ 45 mph - Spare: N/A
- Front Wheel Size: 18 x - TBD -
- Rear Wheel Size: 18 x - TBD -
- Spare Wheel Size:
- Front Wheel Material: Aluminum
- Rear Wheel Material: Aluminum
- Spare Wheel Material: Steel
- Steering Type: Pwr Recirculating Ball
- Steering Ratio (:1), On Center: - TBD -
- Steering Ratio (:1), At Lock: - TBD -
- Turning Diameter - Curb to Curb: 52.7
- Turning Diameter - Wall to Wall: N/A
- Brake Type: Pwr
- Brake ABS System: 4-Wheel
- Brake ABS System (Second Line):
- Disc - Front (Yes or ): Yes
- Disc - Rear (Yes or ): Yes
- Front Brake Rotor Diam x Thickness: 14 x 1.6
- Rear Brake Rotor Diam x Thickness: 14.1 x 1.3
- Drum - Rear (Yes or ):
- Rear Drum Diam x Width:
- Fuel Tank Capacity, Approx: 36
- Aux Fuel Tank Capacity, Approx:
- Fuel Tank Location: - TBD -
- Aux Fuel Tank Location:
- Front Head Room: 43.03
- Front Leg Room: 44.53
- Front Shoulder Room: 66.02
- Front Hip Room: 61.18
- Second Head Room: 40.12
- Second Leg Room: 43.4
- Second Shoulder Room: 65.3
- Second Hip Room: 60.24
- Wheelbase: 159
- Length, Overall: 250.75
- Width, Max w/o mirrors: 81.85
- Height, Overall: 79.82
- Overhang, Front: - TBD -
- Overhang, Rear w/o bumper: - TBD -
- Front Bumper to Back of Cab: - TBD -
- Cab to Axle: 42.17
- Cab to End of Frame: - TBD -
- Ground to Top of Load Floor: - TBD -
- Ground to Top of Frame: - TBD -
- Frame Width, Rear: - TBD -
- Ground Clearance, Front: 10.12
- Ground Clearance, Rear: 10.12
- Cargo Box Length @ Floor: 82.2
- Cargo Box Width @ Top, Rear: - TBD -
- Cargo Box Width @ Floor: 71.4
- Cargo Box Width @ Wheelhousings: 51.85
- Cargo Box (Area) Height: 21
- Tailgate Width: - TBD -
- Cargo Volume: 69.5
- Ext'd Cab Cargo Volume: - TBD -
- Model Group: Sierra
- Vehicle Segment: Large Pick-up
- Vehicle Type: Crew Cab
- Body Cab Style: Crew Cab
- Bed Style: regular
- Engine Displacement Units: 6.6
- Engine Camshaft: OHV
- Engine Block Type: iron
- Engine Cylinder Count: 8
- Engine Valve Count: 4
- Country of Origin: United States GMC Truck
Details
- Gooseneck/5th Wheel Prep Package
- Preferred Equipment Group 4SA
- Sierra HD Pro Safety Plus Package
- SLT Convenience Package
- SLT Preferred Package
- SLT Premium Package
- Suspension Package
- X31 Off-Road & Protection Package
- X31 Off-Road Package
- 6 Speakers
- 6-Speaker Audio System Feature
- 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
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- 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
- Adaptive Cruise Control
- Speed control
- 2-Speed Active Transfer Case
- 220-Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- 6" Rectangular Chromed Tubular Assist Steps
- Auto-dimming door mirrors
- Bumpers: chrome
- Chrome Surround Grille w/Chrome Insert Bars
- Front License Plate Kit
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- LED Cargo Area Lighting
- LED Smoked Amber Roof Marker Lamps
- Power door mirrors
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Pickup Bedliner w/GMC Logo
- Turn signal indicator mirrors
- Winter Grille Cover
- 2 Charge/Data USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- 2 Charge-Only Rear USB Ports
- All-Weather Floor Liners (LPO)
- 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 40/20/40 Split-Bench Seats
- Front Pedestrian Braking
- Front reading lights
- HD Rear Vision Camera Delete
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- OnStar Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- 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
- Heated 2nd Row Outboard Seats
- Heated Driver & Front Outboard Passenger Seats
- Heated front seats
- Perf Leather-Appointed Front Outboard Seat Trim
- Power passenger seat
- Safety Alert Seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Front Center Armrest w/Storage
- Passenger door bin
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering System App
- 18" Machined Aluminum Wheels
- Alloy wheels
- Wheels: 20" Bright Face w/Dark Painted Pockets
- 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
- 3.42 Axle Ratio
- 3.73 Rear Axle Ratio
- Driver Air Bag
- Passenger Air Bag
- Passenger Air Bag On/Off Switch
- Front Side Air Bag
- Front Head Air Bag
- Rear Head Air Bag
- Climate Control
- Multi-Zone A/C
- A/C
- Security System
- AM/FM Stereo
- ABS
- Cruise Control
- Rear Defrost
- Locking/Limited Slip Differential
- Four Wheel Drive
- 8 Cylinder Engine
- Turbocharged
- Floor Mats
- Diesel Fuel
- Daytime Running Lights
- Keyless Entry
- Power Door Locks
- Heated Mirrors
- Power Mirror(s)
- Navigation System
- Running Boards/Side Steps
- Power Driver Seat
- Power Passenger Seat
- Leather Seats
- Power Steering
- Adjustable Steering Wheel
- Tires - Front All-Terrain
- Tires - Rear All-Terrain
- Conventional Spare Tire
- Traction Control
- Aluminum Wheels
- Power Windows
- Intermittent Wipers
- A/T
- Satellite Radio
- MP3 Capability
- Fog Lamps
- Heated Front Seat(s)
- Privacy Glass
- Variable Speed Intermittent Wipers
- Rain Sensing Wipers
- Auto-Dimming Rearview Mirror
- Integrated Turn Signal Mirrors
- Mirror Memory
- Driver Adjustable Lumbar
- Passenger Adjustable Lumbar
- Seat Memory
- Tow Hitch
- Tow Hooks
- Tire Pressure Monitor
- Bluetooth Connection
- Remote Engine Start
- Back-Up Camera
- Stability Control
- Keyless Start
- Auxiliary Audio Input
- Power Folding Mirrors
- Rear Bench Seat
- Passenger Air Bag Sensor
- Lane Departure Warning
- Heated Steering Wheel
- WiFi Hotspot
- 10-Speed A/T
- Smart Device Integration
- Driver Restriction Features
- Front Collision Mitigation
- Front Collision Warning
- Automatic Highbeams
- Integrated Tailgate Step
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Disclaimer:
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Doc Fee is $237.50. Dealer sets final price.