Durham's Auto Mart

3601 Hillsborough Road, Durham, NC 27705
4.7
4.7 out of 5 stars

Used 2005 GMC Sierra 2500HD SLT

243,206 miles
For Sale:Price Unknown
  • Truck
  • Pickup
  • Crew Cab
  • Condition
    Used
  • Mileage
    243,206miles
  • Aggregate Ratings
    3.6
    3.6 out of 5 stars
  • Generation
    1(2002 - 2007)
  • Trim
    SLT
  • Drivetrain
    Rear Wheel
  • Transmission
    4-Speed Automatic
  • Exterior Color
    Deep Blue Metallic (Blue)Factory Paint Code:25U
  • Interior Color
    Dark Pewter (Gray)Factory Paint Code:*69
  • Size Segment
    Heavy Duty
  • Doors
    4
  • Max Towing Capacity
    12,000lbs.
  • Weight Class
    6,000-10,000 lbs. (2)
  • Ground Clearance
    9.1inch
  • Final Assembly Point
    Flint, Michigan
  • VIN
    1GTHC23U65F819815

Engine6L V8 Gasoline 300hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:300 hp @ 4400 rpm
  • Max Torque:360 ft.lbf @ 4000 rpm
  • Brand:Vortec
  • Displacement:6liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Sequential Multiport Fuel Injection
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:4
  • Valves:16

Message from the seller

This 2005 GMC Sierra 2500HD SLT has been fully serviced, inspected and detailed, so you can drive away in confidence, knowing you're getting a reliable vehicle in great shape. Disclaimer: Not all Vehicles qualify for the 6 month, 6,000 mile warranty. Terms and conditions apply. Please contact our dealership for more information and details. SLT DecorCustom Leather Seat TrimPower Windows with Driver and Passenger Express-DownSolar-Ray Deep Tinted GlassFront Power Reclining Full-Feature Bucket SeatsRemote Keyless Entry with 2 TransmittersPower Door LocksColor-Keyed Carpeted Floor CoveringBright Bodyside MoldingsElectric Rear-Window DefoggerAutomatic Dual-Zone Air ConditioningElectrochromic Inside Rearview MirrorOverhead Mini Console with Map LightsBlack Power Folding Outside Rearview MirrorsElectronic Cruise Control with Set and Resume SpeedBlack Leather-Wrapped Steering Wheel Rim16'' X 6.5'' Polished Forged Aluminum WheelsFront Halogen Fog LampsETR AM/FM Stereo with 6-Disc CD ChangerOnStar 1-Year Safe and Sound ServiceSteering Wheel Mounted Radio ControlsRear Audio Controls Sound System FeatureChrome Grille SurroundFront Frame-Mounted Recovery HooksRear Chrome Step Bumper with PadHeavy-Duty Trailering Equipment ($235 value)Trailering Hitch PlatformHigh-Capacity Air CleanerComfort Heated driver and front passenger seat cushions - That's hot. Heated driver and front passenger seat cushions provide more targeted warmth so you can get comfortable quicker in cold weather. If you have lower body pain, you might also be soothed by the heat while you drive. No matter the weather, find comfort in heated driver and front passenger seat cushions. Heated driver and front passenger seatbacks - That's hot. Heated driver and front passenger seatbacks provide more targeted warmth so you can get comfortable quicker in cold weather. If you have lower back pain, you might also be soothed by the heat while you drive. No matter the weather, find comfort in heated driver and front passenger seatbacks. Leather seat upholstery - superior sitting. There's more class in the cabin with leather seat upholstery. The leather material is luxurious to the touch, offers a distinctive look, and is easy to clean. Put a little luxury behind you with leather seat upholstery.Convenience Cruise control - Set it and forget it. Road trips used to be stressful, until cruise control set the pace. Simply set the desired speed and it will maintain that speed without driver intervention. This can help minimize driver fatigue and improve overall fuel economy. Meet your ultimate co-pilot; cruise control.Technology and Telematics Selective Internet access - a more focused delivery. Selective internet access allows you to tailor the features for your feed, such as sports scores, local news, or current weather. When it comes to getting what you want, selective internet access is a net gain. Since 1972, our family owned and operated dealership has been committed to providing top-quality vehicles. We have a full service department on-site where we recondition each car before offering it for sale. We can also assist with all your service needs after the sale. Whether its general maintenance, repairs or just keeping your vehicle in top shape. You can count on us to provide the c

* Based on opinions and should be considered as general guidance only.

  • Reliability (5)
    5 out of 5 stars
    Widely regarded as one of the most reliable heavy-duty trucks ever built; the powertrain is legendary for its longevity and ability to handle high-mileage abuse.
  • Maintenance (3)
    3 out of 5 stars
    General parts are inexpensive and plentiful, but diesel-specific maintenance like fuel filters and high oil capacity adds significant cost to routine upkeep.
  • Technology (2)
    2 out of 5 stars
    While it featured high-end options for 2005 like Bose audio and dual-zone climate control, it lacks modern infotainment, Bluetooth, or advanced safety assists.
  • Comfort (4)
    4 out of 5 stars
    The SLT trim provides a premium experience for the era with plush leather seating and a quiet cabin, though the GMT800 platform's interior plastics feel somewhat dated now.
  • Dynamics (4)
    4 out of 5 stars
    Exceptional towing capability and stability, particularly when equipped with the Duramax diesel and Allison transmission, though the ride is notably stiff when the bed is unladen.

  • Seating:

    • Leg Room (front):41.3in.
  • Measurements:

    • Width:79.7in.
    • Ground Clearance:9.1in.
  • Weight:

    • Gross Weight:9,200lbs
  • Wheels & Tires:

    • Tire:LT245/75R16E
  • Performance:

    • Towing Capacity:12,000lbs
    • Max Towing Capacity:12,000lbs

2005 GMC Sierra 2500HD Overview

The 2005 GMC Sierra 2500HD stands as a formidable contender in the heavy-duty pickup truck segment, offering robust capability, durable construction, and a comfortable driving experience for those who need to haul and tow significant loads. Building on GMC's reputation for professional-grade trucks, the 2005 model year continued to refine a winning formula, providing a blend of brawn and refinement that appeals to both work and recreational users.

Highlights

The 2005 GMC Sierra 2500HD boasts several key attributes that make it a compelling choice for heavy-duty truck buyers:

  • Powerful Engine Options:
    • 6.0L Vortec V8: This gasoline engine delivered a healthy balance of power and torque for everyday hauling and towing. It was a reliable workhorse, suitable for many common towing and hauling needs.
    • 6.6L Duramax Turbo-Diesel V8: The legendary Duramax diesel engine was the star of the show for those requiring serious towing and hauling prowess. Known for its immense torque, fuel efficiency (for its class), and longevity, it made the 2500HD exceptionally capable.
  • Robust Safety Features: While modern safety tech was still evolving, the 2005 Sierra 2500HD included essential safety features:
    • Anti-lock Braking System (ABS): Standard on all models, ABS prevents wheel lock-up during hard braking, allowing the driver to maintain steering control and potentially shorten stopping distances, especially on slippery surfaces.
    • Driver and Front Passenger Airbags: Providing crucial frontal impact protection for the primary occupants.
    • Tire Pressure Monitoring System (TPMS): (Optional on some trims, standard on higher trims) Alerts the driver to underinflated tires, which can affect handling, fuel efficiency, and tire longevity.
    • Daytime Running Lamps (DRLs): Enhances vehicle visibility to other road users during the day.
  • Trim Levels (from entry-level to most equipped):
    • Sierra Work Truck (WT): This no-nonsense trim was built for utility, featuring essential features for functionality without unnecessary amenities. Ideal for fleet use or those prioritizing pure capability.
    • Sierra SLE: Offering a step up in comfort and convenience, the SLE trim added features like upgraded interior materials, power windows and locks, and improved audio systems.
    • Sierra SLT: The top-tier trim provided a more luxurious and feature-rich experience, often including leather upholstery, dual-zone climate control, and advanced audio options, making it more comfortable for longer journeys.
  • Impressive Towing and Hauling Capacity: The 2500HD designation signifies its heavy-duty credentials, meaning it was engineered to handle substantial towing weights and payload capacities, making it a go-to for contractors, RV enthusiasts, and those with demanding vocational needs.
  • Solid Build Quality and Durability: GMC trucks are known for their ruggedness, and the 2005 Sierra 2500HD is no exception. Its construction was designed to withstand the rigors of heavy use and the test of time.

What to Expect

Owning a 2005 GMC Sierra 2500HD typically involves an experience geared towards its primary purpose: work and capability.

  • Ownership Experience: Expect a truck that feels substantial and commanding on the road. While not the most nimble vehicle, its ride quality is generally comfortable, especially when loaded. The cabin is typically spacious, offering ample room for passengers. For those using it for its intended purpose, the Sierra 2500HD delivers on its promise of effortless towing and hauling.
  • Maintenance: As a heavy-duty truck with a powerful engine, regular and diligent maintenance is key to its longevity. This includes routine oil changes (with appropriate diesel-specific oil for the Duramax), filter replacements, and checking all fluid levels. The diesel engine, in particular, may require specialized maintenance items like glow plug checks and potential injector service over its lifespan. Given its age, be prepared for potential wear-and-tear items such as suspension components, brakes, and exhaust systems.
  • Insurance: Insurance costs for a heavy-duty truck like the Sierra 2500HD can be higher than for lighter vehicles. This is due to the higher purchase price of such trucks, their potential for greater damage in accidents, and the cost of repairs for heavy-duty components. Factors like your driving record, location, and chosen coverage levels will significantly influence your premiums.

Potential Considerations

While the 2005 Sierra 2500HD is a capable truck, potential buyers should be aware of a few common considerations:

  • Fuel Economy: While the Duramax diesel offers better fuel economy than the gasoline V8, neither engine will be a fuel sipper. Expect significantly lower MPG figures compared to half-ton trucks or passenger vehicles, especially when towing or under load.
  • Ride Quality (Unloaded): When unloaded, the heavy-duty suspension, designed for carrying heavy loads, can result in a firmer and bouncier ride compared to lighter trucks.
  • Aging Components: Being a 2005 model, components will naturally show age. This could include rubber hoses, seals, interior plastics, and electronic modules that might be more prone to failure than on newer vehicles. Thorough pre-purchase inspections are highly recommended.
  • Duramax Diesel Specifics: While the Duramax is a robust engine, potential issues can include injector problems, EGR (Exhaust Gas Recirculation) system issues, and turbocharger wear over time. Understanding these potential maintenance needs is important for diesel owners.
  • Technology and Features: Compared to modern trucks, the 2005 Sierra 2500HD will lack advanced driver-assistance systems, sophisticated infotainment, and the same level of interior creature comforts found in contemporary models.

Overall Summary

The 2005 GMC Sierra 2500HD remains a respected and highly capable heavy-duty pickup truck. It is a no-compromise vehicle built for serious towing, hauling, and demanding work. With its powerful engine options, especially the sought-after Duramax diesel, and its inherent GMC durability, it offers exceptional value for buyers prioritizing raw capability and a robust platform. While its age means potential maintenance considerations and a less refined experience compared to newer trucks, for those who need a truck that can get the job done without question, the 2005 Sierra 2500HD is a strong and reliable choice.

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Listed on April 23, 2026 (11 hours ago)
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