The 2003 BMW 3 Series, part of the E46 generation (1999-2006), is a compact executive car known for its blend of performance and luxury. Available in sedan, coupe, convertible, wagon, and hatchback (3 Series Compact) body styles, key trims include the 325i, 330i, and the high-performance M3. New, the 3 Series ranged from around $29,000 to $45,000+ for the M3. Its precise handling, driver-focused interior, and overall driving experience made it a benchmark in its class.
The Good
The 2003 BMW 3 Series offers a compelling blend of performance, thanks to its responsive engines and balanced chassis. It delivers a comfortable ride and a well-designed interior, appealing to those seeking refinement. For the practical buyer, it boasts reasonable fuel efficiency for its class and solid long-term value, while the emotional buyer enjoys the sporty driving dynamics and iconic BMW styling.
The Bad
Known weaknesses of the 2003 BMW 3 Series include potential cooling system issues (radiator, water pump, thermostat), oil leaks (valve cover, oil filter housing), and electrical problems. Subframe issues, especially in earlier E46 models, should also be inspected. Rust can be a concern in certain climates. Regular maintenance is crucial to mitigate these potential problems.
2003 BMW 3 Series: Quick Overview
Key Specs for the 2003 BMW 3 Series:
- Engine Options:
- 325i: 2.5L inline-6 (M54B25)
- 330i: 3.0L inline-6 (M54B30)
- M3: 3.2L inline-6 (S54B32)
- Horsepower:
- 325i: 184 hp
- 330i: 225 hp
- M3: 333 hp
- Fuel Economy (approximate):
- 325i: 20 mpg city / 29 mpg highway
- 330i: 19 mpg city / 28 mpg highway
- M3: 16 mpg city / 23 mpg highway
- 0-60 Times (approximate):
- 325i: 7.1 seconds
- 330i: 6.4 seconds
- M3: 5.1 seconds
- Towing Capacity: Not generally recommended or equipped for towing.
- Trim Level Features:
- 325i: Standard features included power windows, power locks, air conditioning, a premium sound system, and alloy wheels. Options included leather upholstery, sunroof, and sport suspension.
- 330i: Added features like automatic climate control, sport seats, and upgraded interior trim.
- M3: High-performance variant with a more powerful engine, sport suspension, upgraded brakes, unique body styling, and sport seats. Available with SMG (Sequential Manual Gearbox) or a traditional manual transmission. Included many performance-oriented features as standard.
2003 BMW 3 Series Specifications
Vehicle Information
| Year | 2003 |
| Make | BMW |
| Model | 3-Series |
| Trim | - |
| Style | 2-Door Convertible |
| Type | Convertible |
| Category | - |
Manufacturing Details
| Made In | - |
| Manufacturing City | - |
Dimensions
| Doors | 2-Door |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | - |
| Engine Size | - |
| Engine Cylinders | - |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
Vehicle
Specifications
Specifications
Ownership
History
History
All History
Events
Events
NMVTIS Title
History Check
History Check
Salvage/Rebuilt
Check
Check
Accident
Check
Check
Theft
Check
Check
Open Lien
Check
Check
Past Sale
Listings
Listings
Safety
Recalls
Recalls
Odometer
Check
Check
Market Price
Analysis
Analysis
What Problems Does the 2003 BMW 3 Series Have?
Frequently reported problems for the 2003 BMW 3 Series often revolve around cooling system components. The radiator, water pump, and thermostat are prone to failure, leading to overheating if not addressed promptly. Oil leaks, particularly from the valve cover gasket and oil filter housing, are also common. Electrical issues, such as failing window regulators and problems with the central locking system, can occur.
Specific to the E46 generation, subframe cracking (particularly on earlier models) near the rear axle mounting points has been a concern, although this is less prevalent on the 2003 model. The M3 is known for its VANOS system (variable valve timing) potentially experiencing issues over time, requiring maintenance or repair.
While recalls were issued for various issues across the E46 range (including airbag inflators and fuel pump relays), it's crucial to check specific VINs for applicable recalls on the 2003 model. Long-term reliability hinges on diligent maintenance, addressing these potential issues proactively, and using quality replacement parts. Neglecting maintenance can lead to a cascade of problems and increased repair costs.
Specific to the E46 generation, subframe cracking (particularly on earlier models) near the rear axle mounting points has been a concern, although this is less prevalent on the 2003 model. The M3 is known for its VANOS system (variable valve timing) potentially experiencing issues over time, requiring maintenance or repair.
While recalls were issued for various issues across the E46 range (including airbag inflators and fuel pump relays), it's crucial to check specific VINs for applicable recalls on the 2003 model. Long-term reliability hinges on diligent maintenance, addressing these potential issues proactively, and using quality replacement parts. Neglecting maintenance can lead to a cascade of problems and increased repair costs.
How long will the 2003 BMW 3 Series last?
Given its age, a 2003 BMW 3 Series could easily have accumulated 150,000 to 250,000+ miles. With consistent maintenance, many have exceeded these figures. Long-term durability is tied to proactive care; neglecting cooling system or oil leak repairs will significantly shorten its lifespan. While the engines are generally robust, the supporting components (cooling, suspension, electrical) are the key weaknesses. Regular fluid changes, timely repairs, and quality parts are vital for maximizing longevity. Properly maintained examples can still offer years of reliable service, while neglected ones can become costly headaches.
What Technology & Safety Features are Included?
The 2003 BMW 3 Series featured a blend of standard and optional tech for its time. Standard features included a premium sound system (often with a CD player), power windows and locks, and air conditioning. Optional features included a navigation system (with a small screen), a Harman Kardon sound system upgrade, and a sunroof.
Driver-assistance features were relatively limited compared to modern cars. Anti-lock brakes (ABS) and traction control were standard, and Dynamic Stability Control (DSC) was available. Parking sensors were also optional. There were no advanced driver-assistance systems (ADAS) like lane departure warning or automatic emergency braking available.
Safety features included front and side airbags. Crash test ratings from the Insurance Institute for Highway Safety (IIHS) and the National Highway Traffic Safety Administration (NHTSA) generally indicated good performance for frontal and side impacts, though specific results vary based on the body style. It's crucial to remember that safety standards have evolved significantly since 2003, so while it was a safe car for its era, modern vehicles offer superior crash protection. Euro NCAP also performed crash tests on the E46, with results available online. The M3 had similar safety features, though its performance focus might influence handling in emergency situations.
Driver-assistance features were relatively limited compared to modern cars. Anti-lock brakes (ABS) and traction control were standard, and Dynamic Stability Control (DSC) was available. Parking sensors were also optional. There were no advanced driver-assistance systems (ADAS) like lane departure warning or automatic emergency braking available.
Safety features included front and side airbags. Crash test ratings from the Insurance Institute for Highway Safety (IIHS) and the National Highway Traffic Safety Administration (NHTSA) generally indicated good performance for frontal and side impacts, though specific results vary based on the body style. It's crucial to remember that safety standards have evolved significantly since 2003, so while it was a safe car for its era, modern vehicles offer superior crash protection. Euro NCAP also performed crash tests on the E46, with results available online. The M3 had similar safety features, though its performance focus might influence handling in emergency situations.
What Colors Options are Available?
Exterior Colors
Alpine White
Jet Black
Silver Grey Metallic
Oxford Green Metallic
Imola Red
Carbon Black Metallic
Phoenix Yellow Metallic
Laguna Seca Blue
Steel Grey Metallic
Estoril Blue Metallic
Interior Colors
Black Nappa Leather
Grey Nappa Leather
Imola Red Nappa Leather
Kiwi Nappa Leather
Natur Nappa Leather
2003 BMW 3 Series Prices and Market Value
When new, the 2003 BMW 3 Series ranged from approximately $29,000 for a base 325i sedan to over $45,000 for a well-equipped M3. As of 2024, used prices vary widely based on condition, mileage, and trim. Expect to find 325i and 330i models ranging from $3,000 to $10,000, while M3 models can command prices from $15,000 to $35,000 or more, depending on condition and originality.
Depreciation has been significant, but well-maintained examples, especially the M3, hold their value relatively well. Factors affecting resale value include overall condition, documented maintenance history, low mileage, desirable options (like a manual transmission in the M3), and originality.
Depreciation has been significant, but well-maintained examples, especially the M3, hold their value relatively well. Factors affecting resale value include overall condition, documented maintenance history, low mileage, desirable options (like a manual transmission in the M3), and originality.
2003 BMW 3 Series Cost of Ownership
Owning a 2003 BMW 3 Series can be moderately costly. Insurance premiums depend on driving record and location but are generally higher than average. Fuel costs are reasonable for the 325i/330i but higher for the M3. Maintenance, especially at a BMW specialist, can be expensive due to the complexity of the car and the cost of parts. Repairs are also more frequent and pricier than on more mainstream vehicles. Overall, it's not an economical car to own, requiring a budget for potential repairs and maintenance.
2003 BMW 3 Series Fuel Efficiency
Fuel Type
-
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2003 BMW 3 Series Safety Rating
NHTSA
2003 BMW 3 Series Insurance
Insurance for a 2003 BMW 3 Series is moderately priced, reflecting its status as a Convertible with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2003 BMW 3 Series Compare to Other Convertible?
The 2003 BMW 3 Series competed against vehicles like the Audi A4, Mercedes-Benz C-Class, Lexus IS300, and Acura TSX. In terms of performance, the BMW 3 Series generally offered a more engaging driving experience than the Mercedes-Benz C-Class, focusing on handling and driver feedback. The Audi A4 provided a similar level of refinement but often with all-wheel drive available. The Lexus IS300 offered greater reliability at a slightly lower price point but lacked the BMW's handling prowess. The Acura TSX provided a good balance of features, reliability, and value but wasn't as sporty as the BMW.
Feature-wise, the 3 Series was competitive, offering similar levels of luxury and technology for its time. However, reliability was a known weakness compared to the Lexus and Acura. The Mercedes-Benz C-Class offered a plusher interior but could also suffer from reliability issues. For those prioritizing reliability and lower running costs, the Lexus IS300 or Acura TSX are better alternatives. If performance is paramount and you're willing to invest in maintenance, the 3 Series remains a compelling choice. Consider the Audi A4 for a similar experience with available all-wheel drive.
Feature-wise, the 3 Series was competitive, offering similar levels of luxury and technology for its time. However, reliability was a known weakness compared to the Lexus and Acura. The Mercedes-Benz C-Class offered a plusher interior but could also suffer from reliability issues. For those prioritizing reliability and lower running costs, the Lexus IS300 or Acura TSX are better alternatives. If performance is paramount and you're willing to invest in maintenance, the 3 Series remains a compelling choice. Consider the Audi A4 for a similar experience with available all-wheel drive.
Ranks #126 Convertible
| 1 | 2005 Toyota MR2 Spyder | (0.0★) |
| 2 | 2015 Lexus IS | (0.0★) |
| 3 | 2009 Honda S2000 | (4.0★) |
| 4 | 2023 Mazda MX-5 Miata RF | (4.0★) |
| 5 | 2023 BMW 8 Series | (0.0★) |
| 6 | 2021 Ford Mustang | (5.0★) |
| 7 | 2020 Mercedes-Benz SL-Class | (0.0★) |
| 8 | 2023 Audi S5 Sportback | (0.0★) |
| 9 | 2023 Ferrari F8 Spider | (0.0★) |
| 10 | 2023 Porsche 718 Boxster | (4.0★) |
| 11 | 2021 Jeep Compass | (5.0★) |
| 12 | 2019 Buick Cascada | (0.0★) |
| 126 | 2003 BMW 3 Series | (0.0★) |
Final Verdict: Is the 2003 BMW 3 Series a Good Convertible?
The 2003 BMW 3 Series is ideal for driving enthusiasts who appreciate a balanced and engaging driving experience and are willing to invest in maintenance. It's worth buying *used* if you find a well-maintained example with a documented service history. Specific trims like the 330i offer a good balance of performance and luxury. The M3 is a desirable choice for performance enthusiasts, but requires even more careful inspection and a larger budget for maintenance.
However, it's *not* recommended for buyers seeking a low-maintenance, highly reliable vehicle. Thoroughly inspect any potential purchase for common issues like cooling system problems, oil leaks, and subframe cracks before committing. A pre-purchase inspection by a qualified BMW mechanic is highly recommended.
However, it's *not* recommended for buyers seeking a low-maintenance, highly reliable vehicle. Thoroughly inspect any potential purchase for common issues like cooling system problems, oil leaks, and subframe cracks before committing. A pre-purchase inspection by a qualified BMW mechanic is highly recommended.
Cathleen V
Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.