The 2003 GMC Sierra 2500HD is a heavy-duty pickup truck designed for serious work. Part of the first generation of the redesigned Sierra, it comes in regular, extended, and crew cab configurations. Key trims include the base, SL, SLE, and SLT. New, the MSRP ranged from approximately $25,000 to $40,000 depending on configuration and options. It's popular for its robust powertrains and ability to handle demanding towing and hauling tasks.
The Good
The 2003 GMC Sierra 2500HD boasts impressive performance with its powerful engine options and high towing capacity, appealing to practical buyers needing a capable work truck. Its generally solid reliability provides peace of mind. Some trims offer a comfortable cabin, and its classic truck design resonates with those seeking a rugged and dependable vehicle. Value for money is also a factor, as used models are often available at reasonable prices.
The Bad
The 2003 GMC Sierra 2500HD has some known weaknesses. Potential buyers should watch out for rust, particularly in areas prone to salt exposure. The fuel economy is poor, typical of heavy-duty trucks. Some owners have reported issues with the fuel pump, transfer case, and certain electrical components. Transmission issues are also something to be aware of.
2003 GMC Sierra 2500HD: Quick Overview
- Engine Options:
- 6.0L Vortec V8: Produces around 300 horsepower and 360 lb-ft of torque.
- 8.1L Vortec V8: Produces around 340 horsepower and 455 lb-ft of torque.
- 6.6L Duramax Turbo Diesel V8: Produces around 300 horsepower and 520 lb-ft of torque.
- Horsepower: Varies from 300 to 340 depending on the engine.
- Fuel Economy: Poor fuel economy is expected, typically ranging from 10-14 MPG combined, depending on the engine and driving conditions. Diesel models generally offer slightly better MPG than gasoline engines.
- 0-60 Times: Not a primary focus for this vehicle, but expect around 8-10 seconds for gasoline engines and slightly longer for the diesel.
- Towing Capacity: Significant towing capacity, ranging from 10,000 to 12,000+ lbs depending on configuration (engine, cab, and axle ratio).
- Trim-Level Features:
- Base: Vinyl upholstery, basic audio system, manual windows and locks.
- SL: Cloth upholstery, upgraded audio.
- SLE: Power windows and locks, cruise control, available alloy wheels.
- SLT: Leather upholstery, premium audio system, dual-zone climate control, and other luxury features.
2003 GMC Sierra 2500HD Specifications
Vehicle Information
| Year | 2003 |
| Make | GMC |
| Model | Sierra 2500HD |
| Trim | - |
| Style | 2WD 4-Speed Automatic |
| Type | Pickup Truck |
| Category | Standard Pickup Truck |
Manufacturing Details
| Made In | United States |
| Manufacturing City | ROANOKE |
Dimensions
| Doors | 2-Door |
| Curb Weight | 4879 pounds |
| Gross Vehicle Weight Rating | 9200 pounds |
| Overall Height | 76.20 inches |
| Overall Length | 222.10 inches |
| Overall Width | 79.70 inches |
| Wheelbase Length | 133.00 inches |
| Standard Seating | 3 |
Engine & Performance
| Engine | 6.0-L V-8 OHV 16V |
| Engine Size | 6L |
| Engine Cylinders | 8 |
| Transmission | 4-Speed Automatic |
| Transmission Type | Automatic |
| Transmission Speeds | 4-Speed |
| Drivetrain | Rear-Wheel Drive |
Additional Features
| Anti-Brake System | 4-Wheel ABS |
| Steering Type | Recirculating |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $24,400 |
| Invoice Price | $21,350 |
| Delivery Charges | $815 |
Vehicle History Report
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What Problems Does the 2003 GMC Sierra 2500HD Have?
The 2003 GMC Sierra 2500HD has several frequently reported problems. Rust is a common issue, particularly in areas with road salt. The fuel pump is known to fail, and the transfer case (in 4x4 models) can develop issues. Electrical problems, such as malfunctioning sensors or wiring harness issues, are also reported. The Duramax diesel engine, while powerful, can suffer from injector failures and glow plug problems. Transmission issues, particularly with the 4L80E automatic transmission, can occur over time.
Recalls for the 2003 Sierra 2500HD have addressed issues such as faulty brake lights, potential fuel leaks, and steering shaft problems. Long-term reliability concerns primarily revolve around the engine and transmission, particularly with higher mileage examples. Checking the vehicle's service history for regular maintenance and addressing known issues is crucial when considering a purchase. Corrosion resistance was not a strong point, so inspect the frame and body panels carefully.
Recalls for the 2003 Sierra 2500HD have addressed issues such as faulty brake lights, potential fuel leaks, and steering shaft problems. Long-term reliability concerns primarily revolve around the engine and transmission, particularly with higher mileage examples. Checking the vehicle's service history for regular maintenance and addressing known issues is crucial when considering a purchase. Corrosion resistance was not a strong point, so inspect the frame and body panels carefully.
How long will the 2003 GMC Sierra 2500HD last?
With proper maintenance, a 2003 GMC Sierra 2500HD can easily reach 200,000 miles or more. Years of service heavily depend on usage and care. Trucks used primarily for heavy-duty work may experience more wear and tear. Regular oil changes, transmission fluid flushes, and addressing issues promptly are vital for longevity. Long-term durability is generally good, but weaknesses include rust, potential engine and transmission problems (especially with high mileage), and wear of suspension components. Maintaining the cooling system is critical to avoid overheating, particularly in diesel models.
What Technology & Safety Features are Included?
The 2003 GMC Sierra 2500HD features relatively basic technology compared to modern vehicles. Standard features include an AM/FM radio, and higher trims offer a CD player and cassette player. Some models may have an optional Bose audio system. Driver-assistance features are limited to standard braking systems and, on some models, anti-lock brakes (ABS).
Safety features include front airbags. Side airbags were not standard. The NHTSA crash-test ratings for the 2003 GMC Sierra 2500HD are decent for frontal impacts but lack side-impact data. Optional features included OnStar, which provided emergency assistance and remote diagnostics. Power windows, power locks, and cruise control were available on higher trims. The tech is dated, focusing on basic functionality rather than advanced driver aids or infotainment.
Safety features include front airbags. Side airbags were not standard. The NHTSA crash-test ratings for the 2003 GMC Sierra 2500HD are decent for frontal impacts but lack side-impact data. Optional features included OnStar, which provided emergency assistance and remote diagnostics. Power windows, power locks, and cruise control were available on higher trims. The tech is dated, focusing on basic functionality rather than advanced driver aids or infotainment.
What Colors Options are Available?
Exterior Colors
Summit White
Onyx Black
Dark Gray Metallic
Silver Birch Metallic
Pewter Metallic
Indigo Blue Metallic
Dark Carmine Red Metallic
Interior Colors
Light Pewter
Graphite
2003 GMC Sierra 2500HD Prices and Market Value
When new, the 2003 GMC Sierra 2500HD had an MSRP ranging from $25,000 to $40,000, depending on the trim and options. Current used market prices typically range from $5,000 to $20,000, depending on condition, mileage, and configuration. Depreciation has been significant due to age. Factors affecting resale value include overall condition, mileage, engine type (diesel models generally hold their value better), and whether it's a 4x4. Well-maintained, low-mileage diesel models in good condition command the highest prices. Rust-free examples are particularly desirable.
2003 GMC Sierra 2500HD Cost of Ownership
The 2003 GMC Sierra 2500HD is not an economical vehicle to own. Insurance costs can be moderate, but fuel costs are high due to poor fuel economy. Maintenance and repair costs can be significant, especially if major components like the engine or transmission require attention. Long-term ownership costs can be substantial, considering potential repairs, fuel consumption, and insurance. Regular maintenance is crucial to mitigate potential issues and prolong the vehicle's life. Parts availability is generally good and relatively affordable.
2003 GMC Sierra 2500HD Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
34.00 gallons
City Mileage
-
Highway Mileage
-
2003 GMC Sierra 2500HD Safety Rating
NHTSA
IIHS
2003 GMC Sierra 2500HD Warranty
Basic
Original warranty
36 months / 36,000 miles
Estimated remaining
Expired
Powertrain
Original warranty
36 months / 36,000 miles
Estimated remaining
Expired
Rust
Original warranty
72 months / 100,000 miles
Estimated remaining
Expired
2003 GMC Sierra 2500HD Insurance
Insurance for a 2003 GMC Sierra 2500HD is moderately priced, reflecting its status as a Pickup Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2003 GMC Sierra 2500HD Compare to Other Pickup Truck?
The 2003 GMC Sierra 2500HD competes with the Ford F-250 Super Duty and the Dodge Ram 2500. In terms of performance, the Sierra 2500HD offers comparable engine options and towing capacity. The Ford F-250 Super Duty is a strong competitor, often praised for its robust build quality. The Dodge Ram 2500 might offer a slightly more comfortable ride, but its reliability can be more questionable.
Features are similar across these trucks for this model year. Reliability is a mixed bag; all have their potential issues. The Sierra 2500HD's fuel pump and rust issues are comparable to Ford's potential 7.3L diesel issues or Dodge's front-end problems. Price-wise, they are generally similar on the used market. A good alternative, depending on priorities, is a carefully inspected Ford F-250 Super Duty with a well-maintained 7.3L diesel if seeking ultimate longevity, or a newer, slightly less capable truck for increased reliability and features.
Features are similar across these trucks for this model year. Reliability is a mixed bag; all have their potential issues. The Sierra 2500HD's fuel pump and rust issues are comparable to Ford's potential 7.3L diesel issues or Dodge's front-end problems. Price-wise, they are generally similar on the used market. A good alternative, depending on priorities, is a carefully inspected Ford F-250 Super Duty with a well-maintained 7.3L diesel if seeking ultimate longevity, or a newer, slightly less capable truck for increased reliability and features.
Ranks #452 Truck
| 1 | 2023 Toyota Tundra | (5.0★) |
| 2 | 2022 Honda Ridgeline | (5.0★) |
| 3 | 2023 Ford E-Transit Chassis | (0.0★) |
| 4 | 2020 Mercedes-Benz Sprinter Cab Chassis | (0.0★) |
| 5 | 2024 Chevrolet Silverado 3500HD | (0.0★) |
| 6 | 2023 Hyundai Santa Cruz | (5.0★) |
| 7 | 2023 Nissan Frontier | (5.0★) |
| 8 | 2024 GMC Sierra 2500HD | (0.0★) |
| 9 | 2023 Ram 4500 | (0.0★) |
| 10 | 2022 Jeep Gladiator | (5.0★) |
| 11 | 2012 Suzuki Equator | (0.0★) |
| 12 | 2009 Mitsubishi Raider | (5.0★) |
| 452 | 2003 GMC Sierra 2500HD | (0.0★) |
Final Verdict: Is the 2003 GMC Sierra 2500HD a Good Pickup Truck?
The 2003 GMC Sierra 2500HD is ideal for individuals needing a capable and affordable heavy-duty truck for occasional towing or hauling. It's worth buying if you find a well-maintained example, preferably a diesel model, with minimal rust. A thorough inspection is crucial before purchase. Opt for the SLE or SLT trim for better features and comfort. Avoid trucks with significant rust or signs of neglect. It's not recommended as a primary daily driver due to its poor fuel economy and dated technology. If heavy-duty capabilities are not constantly required, a newer, smaller truck might be a better option overall.
Simon A
Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.