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2004 Buick LeSabre Review: A Welcome Throwback to Big American-Made Cars

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Cathleen V | March 31, 2025
The 2004 Buick LeSabre, a full-size sedan, represents the final year of its generation, building upon Buick's reputation for comfortable and reliable transportation. Produced from 2000-2005 (the LeSabre nameplate dates back much further), it offered two key trims: Custom and Limited. Known for its spacious interior, smooth ride, and straightforward features, the LeSabre was popular with those seeking a comfortable and dependable car. New, it ranged approximately from $25,000 to $30,000. Its simplicity and focus on comfort made it stand out.
The Good

The 2004 Buick LeSabre offers a comfortable and smooth ride, appealing to those seeking a relaxed driving experience. Its proven 3.8L V6 engine provides reliable performance. Practically, it boasts a spacious interior and trunk. Its affordability, both initially and in terms of maintenance, adds to its value. The LeSabre is a solid choice for drivers prioritizing comfort and dependability.

The Bad

While generally reliable, the 2004 Buick LeSabre can suffer from intake manifold gasket leaks and occasional issues with the electronic climate control. The plastic coolant elbows are also a known weak point. Rust can be a concern in colder climates, especially around the rocker panels and rear wheel wells. Inspect these areas carefully before purchasing.

2004 Buick LeSabre: Quick Overview

  • Engine Options: 3.8L Series III V6
  • Horsepower: 205 hp @ 5200 rpm
  • Fuel Economy:
    • City: 19 mpg
    • Highway: 28 mpg
  • 0-60 Times: Approximately 8.5 seconds
  • Towing Capacity: Not recommended for towing
  • Trim-Level Features:
    • Custom:
      • Cloth upholstery
      • Power windows and locks
      • Air conditioning
      • AM/FM radio with CD player
      • Cruise control
      • 16-inch wheels
    • Limited:
      • Leather upholstery
      • Dual-zone automatic climate control
      • Heated front seats
      • Driver information center
      • Alloy wheels
      • Optional sunroof
      • Optional OnStar
The 3.8L V6 provided adequate power for everyday driving. The fuel economy was reasonable for a full-size sedan of its time. The Custom trim offered essential features, while the Limited trim added more luxury and convenience. While it was never intended for performance driving, the 0-60 time was competitive for its class. Its emphasis was on providing a comfortable and spacious ride, not towing or hauling cargo.

2004 Buick LeSabre Specifications

Vehicle Information
Year 2004
Make Buick
Model LeSabre
Trim -
Style -
Type Sedan
Category Compact Car
Manufacturing Details
Made In United States
Manufacturing City WILMINGTON
Dimensions
Doors 4-Door
Curb Weight -
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine L36
Engine Size 2.5L
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 -

Vehicle History Report

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What Problems Does the 2004 Buick LeSabre Have?

The 2004 Buick LeSabre is generally considered a reliable vehicle, but it's not without its potential issues. One of the most frequently reported problems is related to the intake manifold gasket, which can leak coolant. This issue can lead to overheating if not addressed promptly. The plastic coolant elbows that connect to the engine are also prone to cracking and leaking. Another common concern is the electronic climate control system, which can experience malfunctions. Some owners have reported issues with the turn signals and windshield wiper motor. Rust, especially in areas with road salt, can be a long-term concern, affecting the undercarriage, rocker panels, and wheel wells. While the 2004 model year didn't have a significant number of recalls compared to some other vehicles, it's always advisable to check the National Highway Traffic Safety Administration (NHTSA) website for any outstanding recalls. Long-term reliability depends heavily on maintenance. Neglecting regular oil changes, coolant flushes, and other preventative maintenance can significantly shorten the lifespan of the engine and transmission. The LeSabre's robust 3.8L V6 is known for its longevity, but it still requires proper care to reach its full potential.

How long will the 2004 Buick LeSabre last?

With proper maintenance, a 2004 Buick LeSabre can easily exceed 200,000 miles and provide well over 15 years of service. Many owners report achieving 250,000 miles or more. Key to its longevity is diligent maintenance, especially regular oil changes and cooling system maintenance. The 3.8L V6 engine is known for its durability. Weaknesses over time include potential rust in colder climates, and the degradation of plastic components like the coolant elbows. Suspension components, such as struts and bushings, may also require replacement as the vehicle ages. The transmission is generally robust, but fluid changes are crucial to prevent premature wear.

What Technology & Safety Features are Included?

The 2004 Buick LeSabre's technology is relatively basic compared to modern vehicles. Standard entertainment features included an AM/FM radio with a CD player. The Limited trim offered optional upgrades such as OnStar. Driver-assistance features were limited, primarily consisting of cruise control and anti-lock brakes (ABS). Safety features included front airbags, side airbags (optional), and daytime running lights.
Crash-test ratings from the National Highway Traffic Safety Administration (NHTSA) are generally positive. The LeSabre consistently earned high marks in frontal and side-impact crash tests, reflecting its solid construction and focus on safety. The optional side airbags further enhanced occupant protection in side collisions. The LeSabre was not equipped with advanced driver-assistance systems (ADAS) like lane departure warning or automatic emergency braking, which are common in newer vehicles. Its safety features relied on traditional engineering rather than sophisticated technology. The absence of modern tech might be a drawback for some buyers, but the LeSabre's strong crash-test performance provides reassurance regarding its ability to protect occupants in the event of an accident. The emphasis was on providing a comfortable and safe driving experience through proven technologies.

What Colors Options are Available?

Exterior Colors
White
Black
Silver Metallic
Light Driftwood Metallic
Dark Bronzemist Metallic
Medium Teal Metallic
Red Metallic
Interior Colors
Sandstone
Neutral
Gray

2004 Buick LeSabre Prices and Market Value

When new, the 2004 Buick LeSabre ranged from approximately $25,000 to $30,000, depending on the trim and options. Today, used market prices typically range from $3,000 to $8,000, depending on condition, mileage, and location. The LeSabre has depreciated significantly due to its age and the typical depreciation curve for older vehicles. Factors affecting resale value include mileage, condition (especially rust), maintenance history, and geographic location (demand may vary). Lower mileage and well-maintained examples command higher prices. The LeSabre's reputation for reliability helps it retain some value, but it's still an older vehicle, so expect substantial depreciation.

2004 Buick LeSabre Cost of Ownership

The 2004 Buick LeSabre is generally economical to own. Insurance costs are typically low due to its age and safety record. Fuel economy is reasonable for a full-size sedan. Maintenance and repair costs are also relatively low, as parts are readily available and repairs are often straightforward. The 3.8L V6 engine is known for its reliability, reducing the likelihood of major repairs. However, preventative maintenance, such as regular oil changes and coolant flushes, is crucial to avoid more costly repairs down the road. Overall, the LeSabre presents an affordable option for budget-conscious buyers.

2004 Buick LeSabre Fuel Efficiency

Fuel Type Gasoline
Fuel Capacity -
City Mileage -
Highway Mileage -

2004 Buick LeSabre Safety Rating

NHTSA
Overall Rating Not Tested
Overall Frontal Star Rating Not Tested
Side Overall Star Rating Not Tested
Overall Rollover Star Rating Not Tested
Combined Front Seat Rating Not Tested
Combined Rear Seat Rating Not Tested
Overall Frontal Star Rating Not Tested
Frontal Barrier Star Ratings Not Tested
Side Barrier Star Ratings Not Tested
Rollover Resistance Star Rating Not Tested

2004 Buick LeSabre Insurance

Insurance for a 2004 Buick LeSabre is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.

How Does the 2004 Buick LeSabre Compare to Other Sedan?

The 2004 Buick LeSabre competed against full-size sedans like the Ford Crown Victoria, Toyota Avalon, and Chrysler Concorde. In terms of performance, the LeSabre's 3.8L V6 offered adequate power, similar to the Avalon but less than the Crown Victoria's V8. Features were comparable, though the Avalon offered more advanced technology options. Reliability-wise, the LeSabre held its own, with the Avalon being slightly more reliable, and the Crown Victoria being robust but less fuel-efficient. Price was a strong suit for the LeSabre, often being more affordable than the Avalon.
Alternatives to the LeSabre include:
Toyota Avalon: More refined and technologically advanced, but more expensive.
Ford Crown Victoria: More powerful and durable, but less fuel-efficient and less comfortable.
Mercury Grand Marquis: A very similar alternative, sharing the Crown Victoria's platform but with a more luxurious feel. If reliability and a smooth ride are priorities, the Avalon is a strong contender. If you need a workhorse vehicle, the Crown Victoria/Grand Marquis might be better. However, if value and overall comfort are key, the LeSabre remains a competitive choice. It's important to weigh individual needs and priorities when choosing between these vehicles.

Ranks #1970 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 (5.0★)
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★)
1970 2004 Buick LeSabre (0.0★)

Final Verdict: Is the 2004 Buick LeSabre a Good Sedan?

The 2004 Buick LeSabre is an ideal choice for budget-conscious buyers seeking a comfortable and reliable full-size sedan. It's particularly well-suited for seniors or those who prioritize a smooth ride and spacious interior over advanced technology or sporty handling. Whether it's worth buying depends on its condition and price. A well-maintained LeSabre with lower mileage can be a good value. It's best to buy used, as new models are no longer available. The Limited trim offers more features, but a well-cared-for Custom trim can be just as appealing. Inspect for rust and coolant leaks before purchasing. Overall, the 2004 LeSabre remains a viable option for those seeking affordable and dependable transportation.

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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.