The 2003 Pontiac Grand Prix is a mid-size car produced by General Motors. It was part of the seventh generation, known for its sporty styling and available supercharged engine. The Grand Prix was offered as a four-door sedan. Key trims included the SE, GT, GTP. New, the price range was approximately $20,000 to $27,000. Its combination of performance and relatively affordable price made it a popular choice.
The Good
The 2003 Grand Prix offers a blend of performance with the optional supercharged V6, appealing to those seeking a sporty driving experience. It's reasonably comfortable for its class, making it suitable for daily commutes. Its initial purchase price and decent fuel economy for the time presented good value. Reliable, easy-to-service powertrain makes it attractive.
The Bad
Common issues with the 2003 Grand Prix include problems with the intake manifold gaskets, leading to coolant leaks. The plastic used on interior components can be prone to cracking and fading. Transmission issues, particularly with higher mileage, are something to watch out for. Rust can also be a concern in areas with road salt use.
2003 Pontiac Grand Prix: Quick Overview
- Engine Options:
- 3.1L V6: Standard engine
- 3.8L V6: Available on GT and GTP
- 3.8L Supercharged V6: Available on GTP
- Horsepower:
- 3.1L V6: Approximately 175 hp
- 3.8L V6: Approximately 200 hp
- 3.8L Supercharged V6: Approximately 240 hp
- Fuel Economy (estimated):
- 3.1L V6: 19 mpg city / 29 mpg highway
- 3.8L V6: 18 mpg city / 28 mpg highway
- 3.8L Supercharged V6: 17 mpg city / 26 mpg highway
- 0-60 Times (estimated):
- 3.1L V6: Around 9 seconds
- 3.8L V6: Around 8 seconds
- 3.8L Supercharged V6: Around 6.5 seconds
- Towing Capacity: Not recommended for towing.
- Trim-Level Features:
- SE: Base model; air conditioning, power windows and locks, cloth upholstery.
- GT: Upgraded wheels, sportier suspension, premium sound system, leather-wrapped steering wheel, and sometimes leather seats.
- GTP: Supercharged engine, performance tires, upgraded suspension, heads-up display, and sometimes upgraded interior trim.
2003 Pontiac Grand Prix Specifications
Vehicle Information
| Year | 2003 |
| Make | Pontiac |
| Model | Grand Prix |
| Trim | - |
| Style | - |
| Type | Sedan |
| Category | Compact Car |
Manufacturing Details
| Made In | Canada |
| Manufacturing City | INGERSOLL |
Dimensions
| Doors | 4-Door |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | LY8 |
| Engine Size | 2.2L |
| Engine Cylinders | 4 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | Front-Wheel Drive |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
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What Problems Does the 2003 Pontiac Grand Prix Have?
The 2003 Pontiac Grand Prix is known for several recurring issues. Intake manifold gasket failure is a common problem, leading to coolant leaks and potential engine damage if left unaddressed. Transmission issues, particularly with the 4T65-E automatic transmission, are also prevalent, especially in models with higher mileage. These can manifest as slipping gears or rough shifting. Other frequently reported problems include issues with the power windows and door locks, as well as premature wear of the front suspension components, like ball joints and tie rod ends.
Electrical issues, such as faulty sensors and wiring problems, can also occur. The plastic interior trim is susceptible to cracking and fading over time. Rust can be a problem, particularly in areas where road salt is used. Recalls have been issued for various issues throughout the Grand Prix's production run, and it's important to check the specific VIN for any outstanding recalls. The 2003 model year, like others in this generation, shares these common problems, making regular maintenance and careful inspection crucial for long-term reliability.
Electrical issues, such as faulty sensors and wiring problems, can also occur. The plastic interior trim is susceptible to cracking and fading over time. Rust can be a problem, particularly in areas where road salt is used. Recalls have been issued for various issues throughout the Grand Prix's production run, and it's important to check the specific VIN for any outstanding recalls. The 2003 model year, like others in this generation, shares these common problems, making regular maintenance and careful inspection crucial for long-term reliability.
How long will the 2003 Pontiac Grand Prix last?
With proper maintenance, a 2003 Pontiac Grand Prix can reasonably reach 200,000 miles or more. Many owners report 15-20 years of service life. Regular oil changes (every 3,000-5,000 miles), transmission fluid services, and addressing cooling system issues are crucial. The most significant long-term durability concerns revolve around the transmission and engine (specifically, the intake manifold gaskets). Neglecting these areas will significantly shorten the vehicle's lifespan. Rust prevention is also key, especially in colder climates. Early versions with the 3.1l are more likely to have issues related to oil consumption and general reliability.
What Technology & Safety Features are Included?
The 2003 Pontiac Grand Prix offered a mix of standard and optional tech and safety features for its time. Standard features typically included air conditioning, power windows, power locks, and a basic AM/FM radio with a CD player. Higher trims like the GT and GTP often included premium sound systems with cassette players and, optionally, a CD changer. Driver-assistance features were limited, but cruise control was a common option.
Safety features included standard dual front airbags and anti-lock brakes (ABS) were available as an option. Side airbags were not commonly offered. A heads-up display (HUD) was a unique feature available on the GTP trim. This projected key information onto the windshield, allowing the driver to keep their eyes on the road.
Crash-test ratings from the NHTSA (National Highway Traffic Safety Administration) generally showed moderate results. While specifics can vary, the Grand Prix typically received ratings of four or five stars for frontal crash protection for the driver and passenger. Side impact ratings were generally lower. It is important to note that safety standards have evolved significantly since 2003, so these ratings should be considered in that context.
Safety features included standard dual front airbags and anti-lock brakes (ABS) were available as an option. Side airbags were not commonly offered. A heads-up display (HUD) was a unique feature available on the GTP trim. This projected key information onto the windshield, allowing the driver to keep their eyes on the road.
Crash-test ratings from the NHTSA (National Highway Traffic Safety Administration) generally showed moderate results. While specifics can vary, the Grand Prix typically received ratings of four or five stars for frontal crash protection for the driver and passenger. Side impact ratings were generally lower. It is important to note that safety standards have evolved significantly since 2003, so these ratings should be considered in that context.
What Colors Options are Available?
Exterior Colors
Black
White
Dark Bronzemist Metallic
Dark Blue Metallic
Sport Red Metallic
Sterling Silver Metallic
Light Driftwood Metallic
Interior Colors
Medium Gray
Taupe
2003 Pontiac Grand Prix Prices and Market Value
When new, the 2003 Pontiac Grand Prix ranged from approximately $20,000 for the base SE model to around $27,000 for a fully equipped GTP. As of today, used market prices can range from under $2,000 to around $6,000 or more, depending on condition, mileage, and trim level. The Grand Prix has depreciated significantly due to its age and the availability of newer, more fuel-efficient vehicles. Resale value is primarily affected by condition (minimal rust, well-maintained), mileage, and whether it's the desirable GTP trim with the supercharged engine. High mileage and deferred maintenance drastically reduce value.
2003 Pontiac Grand Prix Cost of Ownership
The 2003 Pontiac Grand Prix generally represents moderate long-term ownership costs. Insurance is relatively affordable, given its age. Fuel economy is decent for its class, but not exceptional. Maintenance can be moderate, with common repairs like intake manifold gaskets and transmission issues adding to the cost. Overall, it's neither particularly economical nor excessively costly, but diligent maintenance is essential to prevent major expenses. Parts are generally easy to find and affordable.
2003 Pontiac Grand Prix Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
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City Mileage
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2003 Pontiac Grand Prix Safety Rating
NHTSA
2003 Pontiac Grand Prix Insurance
Insurance for a 2003 Pontiac Grand Prix is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2003 Pontiac Grand Prix Compare to Other Sedan?
The 2003 Pontiac Grand Prix competed against vehicles like the Toyota Camry, Honda Accord, Ford Taurus, and Chevrolet Impala. In terms of performance, the Grand Prix (especially the GTP) offered a sportier driving experience than the Camry or Accord, but often at the expense of fuel economy and reliability. The Taurus was generally less refined, while the Impala shared similar GM underpinnings. Feature-wise, the Grand Prix was competitive, offering amenities like a heads-up display not found in many rivals.
In terms of reliability, the Camry and Accord were generally considered more dependable, while the Grand Prix had known issues like intake manifold leaks and transmission problems. Price-wise, the Grand Prix was often slightly more affordable than the Japanese competitors. For a more reliable and fuel-efficient option, a Toyota Camry or Honda Accord from the same year would be better choices. For similar GM offerings, the Buick Regal or Chevrolet Impala provide comparable comfort and features with slightly different styling. A well-maintained Buick Park Avenue would be a step up in terms of comfort and features at the expense of sporty handling.
In terms of reliability, the Camry and Accord were generally considered more dependable, while the Grand Prix had known issues like intake manifold leaks and transmission problems. Price-wise, the Grand Prix was often slightly more affordable than the Japanese competitors. For a more reliable and fuel-efficient option, a Toyota Camry or Honda Accord from the same year would be better choices. For similar GM offerings, the Buick Regal or Chevrolet Impala provide comparable comfort and features with slightly different styling. A well-maintained Buick Park Avenue would be a step up in terms of comfort and features at the expense of sporty handling.
Ranks #2020 Sedan
| 1 | 2023 Toyota Camry | (5.0★) |
| 2 | 2023 Honda Accord | (0.0★) |
| 3 | 2023 Lexus ES | (0.0★) |
| 4 | 2024 Subaru Legacy | (5.0★) |
| 5 | 2022 Mazda MX-30 | (4.0★) |
| 6 | 2024 BMW M3 | (0.0★) |
| 7 | 2023 Ford Mustang | (5.0★) |
| 8 | 2023 Mercedes-Benz AMG GT | (0.0★) |
| 9 | 2023 Audi A3 | (0.0★) |
| 10 | 2023 Chevrolet Camaro | (5.0★) |
| 11 | 2023 Hyundai Elantra Hybrid | (0.0★) |
| 12 | 2023 Nissan Altima | (4.0★) |
| 2020 | 2003 Pontiac Grand Prix | (0.0★) |
Final Verdict: Is the 2003 Pontiac Grand Prix a Good Sedan?
The 2003 Pontiac Grand Prix is ideal for someone seeking an affordable, sporty-looking mid-size car and isn't overly concerned about perfect reliability. It's worth buying *used* only, given its age. The GTP trim with the supercharged engine is the most desirable for enthusiasts, but requires careful inspection and maintenance records. A well-maintained GT trim is a good compromise between performance and cost. Before buying, thoroughly inspect for common issues like coolant leaks, transmission problems, and rust. If reliability is a top priority, consider alternatives like a Toyota Camry or Honda Accord.
Eugene S
Eugene is an automotive enthusiast with over 15 years of experience in the used car market. As a writer at VINCheck.info, he brings deep industry insight and a passion for cars, helping readers make smart, informed decisions. Eugene has written hundreds of used car reviews and is known for breaking down complex automotive topics into clear, actionable advice. Over the years, he has driven and worked on a wide range of vehicles—starting with tuning street cars in his early days and eventually focusing on performance upgrades and reliability improvements. Today, he specializes in evaluating used vehicles through the lens of real-world ownership and enthusiast needs. A longtime fan of Porsche, Eugene especially appreciates vehicles that blend durability with driving enjoyment.