The 1999 Mercedes-Benz M-Class, part of the W163 generation (1998-2005), was a pioneering luxury SUV, blending SUV utility with Mercedes-Benz refinement. Available as a 5-door SUV, its key trims included the ML320 and ML430. It stood out for bringing a premium badge to the burgeoning SUV market, offering car-like handling and opulent interiors, making it an aspirational vehicle for many.
The Good
The 1999 M-Class offered a comfortable and refined ride, impressive V6 and V8 performance, and the prestige of a Mercedes-Benz badge. Its upscale interior appealed to emotional desires for luxury, while its SUV practicality and decent towing capacity satisfied practical needs.
The Bad
Potential buyers should watch out for premature rust issues, particularly on the frame and body panels. Electrical gremlins, problematic window regulators, and aging cooling system components are also common concerns that can lead to expensive repairs.
1999 Mercedes-Benz M-Class: Quick Overview
- Engine Options:
- 3.2L V6
- 4.3L V8
- Horsepower:
- 3.2L V6: Approximately 215 hp
- 4.3L V8: Approximately 268 hp
- Fuel Economy (EPA Estimated):
- 3.2L V6: Around 15 mpg city / 19 mpg highway
- 4.3L V8: Around 14 mpg city / 18 mpg highway
- 0-60 Times:
- 3.2L V6: Approximately 9.1 seconds
- 4.3L V8: Approximately 7.7 seconds
- Towing Capacity: Approximately 5,000 lbs
- Trim-Level Features:
- ML320: Standard features often included leatherette upholstery, power-adjustable front seats, automatic climate control, a premium sound system, and cruise control. Options could include leather seating, a sunroof, and upgraded audio.
- ML430: Added to the ML320's features with a more powerful V8 engine, typically came with more standard luxury appointments such as genuine leather upholstery, memory settings for driver's seat, and often included the sunroof as standard.
- Common Features Across Trims: Permanent all-wheel drive, anti-lock brakes (ABS), traction control, and multiple airbags were standard, emphasizing safety and capability.
1999 Mercedes-Benz M-Class Specifications
Vehicle Information
| Year | 1999 |
| Make | Mercedes-Benz |
| Model | M-Class |
| Trim | - |
| Style | - |
| Type | Wagon |
| Category | Minivan Medium Truck |
Manufacturing Details
| Made In | United States |
| Manufacturing City | - |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 4.3L V8 |
| Engine Size | 4.3L |
| Engine Cylinders | 8 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | All-Wheel Drive |
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 1999 Mercedes-Benz M-Class Have?
The 1999 Mercedes-Benz M-Class, while luxurious, is known for several recurring issues that impact its long-term reliability. One of the most prominent concerns is premature rust, affecting the chassis, frame, and body panels, especially in areas exposed to salt or moisture. This can be a significant structural and cosmetic problem. Electrical issues are also frequently reported, including malfunctioning window regulators, power locks, and instrument cluster problems. The cooling system is another area of concern, with common failures of the radiator, water pump, and hoses, leading to overheating. The Mass Airflow (MAF) sensor can also be a source of engine performance issues. Transmission problems, while less common than some other issues, can arise, often manifesting as rough shifting or failure to engage gears. Transfer case issues, particularly with the viscous coupling unit, have also been noted. Specific to early model years like 1999, some owners reported issues with the electronic transmission control unit. While there haven't been widespread recalls specifically targeting major mechanical failures for the 1999 model year, standard recalls for safety equipment like airbags or fuel system components may have been issued and should be checked. Long-term reliability is heavily dependent on diligent maintenance and addressing these common issues promptly. Neglecting these can lead to a cascade of expensive repairs, making thorough pre-purchase inspections crucial for this model.
How long will the 1999 Mercedes-Benz M-Class last?
With proper and consistent maintenance, a 1999 Mercedes-Benz M-Class can reasonably be expected to reach 150,000 to 200,000 miles or more. However, this is heavily influenced by the owner's dedication to addressing known weaknesses. Vehicles that have had regular fluid changes, particularly for the transmission and differential, and proactive rust prevention/treatment tend to fare much better. Early intervention on electrical components and cooling system parts is vital. Without such care, reliability can degrade significantly after 100,000 miles, with the aforementioned rust, electrical, and cooling issues becoming more prevalent and costly. Its long-term durability is a tale of two paths: one of diligent care leading to a surprisingly resilient luxury SUV, and another of neglect leading to rapid deterioration and expensive repair bills.
What Technology & Safety Features are Included?
The 1999 Mercedes-Benz M-Class offered a respectable suite of technology and safety features for its era, reflecting its luxury positioning. Standard entertainment typically included an AM/FM stereo with a cassette player and CD player, along with a premium speaker system, which for its time was quite advanced. Power windows, power door locks, and cruise control were also standard, enhancing convenience. While advanced driver-assistance systems as we know them today were largely absent, standard safety features were robust. This included front airbags, side-impact airbags (often optional or standard on higher trims), anti-lock brakes (ABS), and traction control (ASR – Acceleration Skid Control). Permanent all-wheel drive was a significant safety and capability feature, enhancing grip in various conditions. Optional features could expand the luxury and convenience, such as a power sunroof, heated front seats, leather upholstery, and a multi-function steering wheel. Some later models or specific packages might have included a rudimentary navigation system, though this was not common on the 1999 model. Regarding crash-test ratings, the M-Class generally performed well for its time. While specific 1999 ratings might be harder to pinpoint, the W163 generation received good marks in NHTSA and IIHS testing for its era, with strong structural integrity and effective airbag deployment contributing to occupant protection. However, it is important to note that crash safety standards and testing methodologies have evolved significantly since 1999, so these ratings should be viewed within the context of their time.
What Colors Options are Available?
We’re working on this section!
In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
1999 Mercedes-Benz M-Class Prices and Market Value
When new, the 1999 Mercedes-Benz M-Class carried a premium price tag, with the ML320 starting in the high $30,000s and the ML430 in the mid-$40,000s. As with most luxury vehicles, the M-Class experienced significant depreciation in its initial years. Today, used market prices for a 1999 M-Class vary widely, typically ranging from $2,000 to $6,000, heavily dependent on mileage, condition, and maintenance history. Factors significantly affecting resale value include the presence of rust, the operational status of major components (engine, transmission, electronics), and documented service records. Vehicles in exceptionally good condition with low mileage and a full service history can command a premium, but these are rare. Generally, the market views them as older, potentially costly luxury vehicles, limiting their resale appeal.
1999 Mercedes-Benz M-Class Cost of Ownership
Owning a 1999 Mercedes-Benz M-Class is generally considered costly. Insurance premiums can be higher than average for comparable vehicles due to its luxury marque and parts costs. Fuel economy, especially for the V8, is modest, contributing to regular fuel expenses. Maintenance costs are notably high; parts and labor for Mercedes-Benz vehicles are premium-priced. Repairs, particularly for its known weaknesses (electrical, cooling system, rust), can be substantial. While the initial purchase price on the used market may be low, the cumulative costs of fuel, maintenance, and potential repairs make this a vehicle that is not economical to own. It demands a budget prepared for premium upkeep.
1999 Mercedes-Benz M-Class Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
1999 Mercedes-Benz M-Class Insurance
Insurance for a 1999 Mercedes-Benz M-Class is moderately priced, reflecting its status as a Wagon with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1999 Mercedes-Benz M-Class Compare to Other Wagon?
The 1999 Mercedes-Benz M-Class entered a competitive luxury SUV segment. Key rivals included the Lexus RX 300, BMW X5, and the Acura MDX. In terms of performance, the M-Class offered competent V6 and V8 options, with the ML430 being quite potent for its time. The BMW X5, particularly with its inline-six or V8, often offered a more engaging driving experience and superior on-road dynamics, though it could be pricier. The Lexus RX 300, known for its exceptional reliability and smooth ride, was arguably more comfort-oriented and less performance-focused than the M-Class or X5. The Acura MDX, introduced in 2001, would become a strong contender, blending performance and luxury with Honda's renowned reliability. Features-wise, the M-Class provided a luxurious interior and premium amenities expected of a Mercedes-Benz. However, its reliability was a significant drawback compared to the stellar reputation of Lexus and Acura. The M-Class often suffered from more frequent and costly repairs related to its electronics, cooling system, and rust issues, making it less reliable long-term than its Japanese rivals. Price-wise, the M-Class was positioned as a premium offering, often competing closely with the BMW X5, while the Lexus RX 300 might have been slightly more accessible depending on trim. For buyers prioritizing reliability and lower long-term costs, the Lexus RX 300 (especially later models) or the Acura MDX (post-2001) are often recommended as better alternatives. If raw performance and a more driver-focused experience are paramount, an early BMW X5 might be considered, but with the caveat of potentially high maintenance costs. The M-Class sits in a middle ground, offering brand prestige and a comfortable ride, but with significant caveats regarding long-term ownership costs and reliability.
Final Verdict: Is the 1999 Mercedes-Benz M-Class a Good Wagon?
The 1999 Mercedes-Benz M-Class is ideal for a budget-conscious enthusiast seeking the prestige of a Mercedes-Benz luxury SUV who is mechanically inclined or has access to affordable, expert repair services. It is generally NOT worth buying for the average buyer due to its known reliability issues and potentially high ownership costs. If considering a purchase, it should be strictly as a used vehicle, and only after a thorough pre-purchase inspection focusing on rust, electrical systems, and the cooling system. The ML430 trim offers more power but potentially higher repair costs. It's a vehicle that requires significant due diligence and a realistic understanding of the potential for expensive upkeep, making it a 'project' or 'enthusiast' vehicle rather than a dependable daily driver for most.
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.