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2005 Mercedes-Benz M-Class Overview, Reviews, Ratings & Specs

Rating: 4.54
Based on 13 Owner Reviews â–¶
Simon A | March 31, 2025
The 2005 Mercedes-Benz M-Class, part of the second generation (W163), is a mid-size luxury SUV. Key trims included the ML350 and the ML500. These models offered a blend of Mercedes-Benz luxury and off-road capability. The M-Class stood out for its robust build quality, comfortable ride, and prestigious brand appeal. New pricing ranged approximately from $40,000 to $50,000. Its popularity stemmed from its ability to deliver a premium driving experience in a versatile SUV package.
The Good

The 2005 M-Class offers a comfortable ride and a luxurious interior, appealing to the emotional desire for prestige. Practically, it provides decent performance from its V6 or V8 engines and respectable build quality. While not the most fuel-efficient, its reliability is generally good with proper maintenance. Its rugged design suggests capability, a plus for SUV buyers.

The Bad

Potential weaknesses of the 2005 M-Class include electrical issues, such as problems with the sunroof or power windows. Transmission issues and oil leaks are also known problems. Suspension components can wear out, leading to costly repairs. Rust, particularly in areas with road salt, is another concern to watch out for, as is higher-than-average maintenance costs.

2005 Mercedes-Benz M-Class: Quick Overview

Here's a summary of the 2005 Mercedes-Benz M-Class key specifications:

  • Engine Options:
    • ML350: 3.7L V6
    • ML500: 5.0L V8
  • Horsepower:
    • ML350: 232 hp
    • ML500: 288 hp
  • Fuel Economy (MPG):
    • ML350: 16 city / 20 highway (estimated)
    • ML500: 14 city / 18 highway (estimated)
  • 0-60 Times:
    • ML350: Approximately 8.4 seconds
    • ML500: Approximately 7.0 seconds
  • Towing Capacity:
    • Up to 5,000 lbs (both models when properly equipped)
  • Trim-Level Features:
    • ML350: Standard features include: Power windows and locks, dual-zone automatic climate control, cruise control, a premium sound system, leatherette upholstery, alloy wheels, and antilock brakes.
    • ML500: Builds upon the ML350 with: Leather upholstery, a sunroof, premium sound system, upgraded alloy wheels, memory seats, and rain-sensing wipers. Options included navigation system, upgraded leather, and heated seats.
    • Both trims typically came with 4MATIC all-wheel drive system. Safety features include front and side airbags, and electronic stability control.

These specs made the 2005 M-Class a capable and luxurious SUV for its time.

2005 Mercedes-Benz M-Class Specifications

Vehicle Information
Year 2005
Make Mercedes-Benz
Model M-Class
Trim -
Style -
Type Wagon
Category Minivan Medium Truck
Manufacturing Details
Made In United States
Manufacturing City -
Dimensions
Doors 4-Door
Curb Weight -
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 3.7L V6
Engine Size 3.7L
Engine Cylinders 6
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

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Open Lien
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Past Sale
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Market Price
Analysis

What Problems Does the 2005 Mercedes-Benz M-Class Have?

The 2005 Mercedes-Benz M-Class, like other models from this era, has its share of reported problems. Frequently cited issues include:

  • Electrical Problems: Issues with the sunroof, power windows, and other electrical components are common. Faulty wiring and sensor failures are often the cause.
  • Transmission Issues: Some owners have reported transmission slipping or rough shifting, potentially leading to costly repairs. Regular transmission fluid changes are crucial.
  • Oil Leaks: Oil leaks, particularly from the valve cover gaskets and rear main seal, are a recurring problem.
  • Suspension Issues: The suspension components, including the air suspension on some models, can wear out, leading to a rough ride and expensive repairs.
  • Rust: Rust can be a problem, especially in areas where road salt is used. Check the undercarriage, wheel wells, and door bottoms for rust.
  • Engine Issues: While the engines are generally reliable, some owners have reported issues with the mass airflow sensor and oxygen sensors.

Recalls were issued for some M-Class models, so it's essential to check the vehicle's VIN for any outstanding recalls. Long-term reliability concerns primarily revolve around the aging electrical and mechanical systems, as well as the potential for rust. Regular maintenance and addressing issues promptly can help mitigate these concerns. Early model years of the W163 (pre-2002) had more significant quality control issues, which were largely addressed by 2005, but some lingering problems persisted.

How long will the 2005 Mercedes-Benz M-Class last?

A well-maintained 2005 Mercedes-Benz M-Class can reasonably reach 200,000 miles or more. Many owners have reported reaching this milestone with proper care. However, longevity heavily depends on maintenance habits. Neglecting scheduled services like oil changes, transmission fluid flushes, and addressing minor issues promptly can significantly shorten its lifespan. Long-term durability weaknesses often involve the electrical system, suspension components, and potential for rust. Rubber components, such as hoses and seals, can also deteriorate over time, leading to leaks. Keeping up with maintenance and proactively addressing these weaknesses is crucial for extending the vehicle's service life.

What Technology & Safety Features are Included?

The 2005 Mercedes-Benz M-Class offered a decent array of tech, entertainment, driver-assistance, and safety features for its time. Standard features included a premium sound system with a CD player, dual-zone automatic climate control, and cruise control. Optional features included a navigation system, a sunroof, heated seats, and upgraded leather upholstery.

Entertainment:
The standard audio system provided good sound quality. The optional navigation system was a basic, screen-based system. There was no support for modern smartphone integration like Apple CarPlay or Android Auto.

Driver-Assistance:
Driver-assistance features were limited compared to modern vehicles. Cruise control was standard, but features like blind-spot monitoring, lane departure warning, and adaptive cruise control were not available.

Safety Features:
Standard safety features included antilock brakes (ABS), electronic stability control (ESP), front airbags, and side airbags. The M-Class also featured a robust safety cage designed to protect occupants in the event of a collision.

Crash-Test Ratings:
The 2005 Mercedes-Benz M-Class received good crash-test ratings from the Insurance Institute for Highway Safety (IIHS) and the National Highway Traffic Safety Administration (NHTSA). However, it's important to note that crash-test standards have become more stringent since 2005.

Overall, while the 2005 M-Class offered a reasonable level of technology and safety for its time, it lacks many of the advanced features found in modern vehicles. Its strengths were in its build quality and safety features, but its technology is now dated.

What Colors Options are Available?

Exterior Colors
Black
Arctic White
Flint Grey Metallic
Granite Green Metallic
Opal Bronze Metallic
Tanzanite Blue Metallic
Almandine Black Metallic
Andradite Green Metallic
Jasper Blue
Quartz Blue Metallic
Interior Colors
Black Leather
Ash Leather
Orion Grey Leather

2005 Mercedes-Benz M-Class Prices and Market Value

When new, the 2005 Mercedes-Benz M-Class ML350 started around $40,000, while the ML500 was closer to $50,000. Currently, used market prices range from approximately $3,000 to $8,000, depending on condition, mileage, and location. The M-Class has depreciated significantly due to its age and the typical depreciation curve of luxury vehicles. Factors affecting resale value include the vehicle's condition, maintenance history, mileage, and the presence of desirable options. Models with low mileage, a clean title, and documented maintenance records will command higher prices. The reputation for potentially high repair costs also impacts resale negatively.

2005 Mercedes-Benz M-Class Cost of Ownership

Owning a 2005 Mercedes-Benz M-Class can be costly. Insurance premiums tend to be higher than average due to its luxury status and potential repair costs. Fuel economy is relatively poor, particularly with the V8 engine. Maintenance and repairs can be expensive, as parts and labor costs are typically higher for Mercedes-Benz vehicles. Long-term ownership costs can quickly escalate if repairs are needed. Overall, the 2005 M-Class is not considered an economical vehicle to own, and potential buyers should factor in these higher running costs.

2005 Mercedes-Benz M-Class Fuel Efficiency

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

2005 Mercedes-Benz M-Class 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

2005 Mercedes-Benz M-Class Insurance

Insurance for a 2005 Mercedes-Benz M-Class is moderately priced, reflecting its status as a Wagon with strong safety ratings and
reasonable repair costs.

How Does the 2005 Mercedes-Benz M-Class Compare to Other Wagon?

The 2005 Mercedes-Benz M-Class competed against rivals like the BMW X5, Lexus RX 330, Acura MDX, and Volvo XC90. In terms of performance, the M-Class offered comparable engine options, but the BMW X5 often had a sportier driving feel. The Lexus RX 330 excelled in reliability, typically requiring less maintenance than the M-Class. The Acura MDX provided a more practical and family-friendly interior with three rows of seating, a feature the M-Class lacked.

Regarding features, the M-Class offered a similar level of luxury to its competitors, but its technology was not always the most advanced. In terms of price, the M-Class was positioned similarly to the BMW X5 and Acura MDX, but more expensive than some other competitors.

As alternatives, the Lexus RX 330 offers superior reliability and lower running costs, making it a practical choice. The Acura MDX provides more space and family-friendly features. The BMW X5 offers a sportier driving experience. If reliability and lower running costs are priorities, the Lexus RX 330 is a better alternative. If a sportier driving experience is desired, the BMW X5 is a good choice. For those needing more space, the Acura MDX is worth considering. The M-Class holds its own in terms of prestige and luxury feel, but its higher maintenance costs are a drawback.

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11 2023 Hyundai Kona N (0.0★)
12 2023 Nissan ARIYA (5.0★)
686 2005 Mercedes-Benz M-Class (4.0★)

Final Verdict: Is the 2005 Mercedes-Benz M-Class a Good Wagon?

The 2005 Mercedes-Benz M-Class is ideal for buyers seeking a taste of luxury and prestige in an SUV, and who prioritize comfort and a solid build over cutting-edge technology or low running costs. It's worth buying *used* if you find one in excellent condition with a comprehensive maintenance history and pre-purchase inspection to avoid potential repair surprises. The ML350 is a reasonable choice, offering a balance of performance and fuel economy, but expect higher maintenance costs than non-luxury brands. Avoid models with a history of neglect. This car is not a good choice for someone on a tight budget or someone who needs maximum reliability.

2005 Mercedes-Benz M-Class Owner Reviews

4.54
Consumer Rating, Based on 13 Consumer Reviews
Overall rating
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Lyn W Field on October 15, 2023

ML 500 is so nice

I just baught a 2005 ML500 from a gambling buddy of mine for 700 dollars.It needed a egr valve and a spark plug change. They were the original plugs from the factory.Got everything replaced for 800 dollar s. I've never owned a Mercedes in my life. This car is so awesome, my wife and I are totally in love with it.I can say it's the best car we have ever owned, I'm never getting rid of it. Once again Mercedes has the best cars in the world. Thank you.. Lyn Field

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GT on December 19, 2022

MERCEDES-BENZ ML500

They don't make them like this anymore. Mine is 228664 miles. I got it when it had 60k. The only problems that were major over the years was my steering rack had to be manufacturer replaced (warrantied) 2011 and my transmission module somehow got flooded with transmission fluid and went bad 2013. Other than that this thing is a beast. Probably the best vehicle I've ever owned.

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Brenxoo on December 27, 2019

Most comfortable heated leather seats for bad ba

Im so used to it, but my kids say it has blind spots? My son says it has amazing pick up, I love the leather heated seats!!@ my back feels great while even driving on a long trip. It feels heavy/solid car. Runs great! Never had any major problems with it, besides new battery new alternator etc. Very nice smooth drive too and great in the snow all wheel drive. It has original stereo with a cassette and the sound is awsomee!! The back doors get stuck and I can't open one of them? The front seat blows fuse if anyone over 200 pounds drives and adjusts the seat. The heat knobs are hard to turn when your fingers have ARTHRITIS. The cup holders are great, one by driver one by passenger one in middle, 2 in backseat center above an ash tray. If you drop anything between the seats it's gone forever, like the Bumuda triangle. I bought as seen on tv things that go in between seats to catch anything works perfectly.

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plain jane on October 26, 2019

Good - solidcar

I have enjoyed the car . It is so fun and comfortable to drive and has lots of room to load any items big or small.

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Mercedes4Mari on July 31, 2017

Best SUV, I am buying a new one now!

I love it! I am buying another one this week, newer and Can hardly wait! I would recommend this vehicle to everyone!! One of the safest vehicle's on the road! Highly recommend this vehicle to Everyone!!!

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ENl Guappo 1 on May 9, 2017

Great ride

Best I have ever owned. Repairs can be expensive. Great vehicle for travel and city driving. Plenty of power and good gas mileage. Second one I have owned

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1

ML 350 on May 7, 2017

best car in its category

very durable strong car, you feel like you control the road , its safety is very important you feel protected in side this car . it is money saving car if you look to the cost of maintenance and operation.

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Miss Hornerstown on April 15, 2017

ML500

Good car with ok gas mileage but it is a rust bucket the tires are huge. It is compact yet very spacious inside

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Cool Hand Luke on April 3, 2017

I love this model so much I have a few of them!

I started a limo business with 2 ML320's years ago and now bought a ML350... the 2 320's have 300 on them and run great...the ML350 has 78k...

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Ardi C. Toronto,Canada. on October 10, 2009

One the best SUV`s made on a real chassis.

Many people do not even realize that this is built on a chassis, and it is not a Unibody vehicle.Still,, overall quality is very good. I bought mine used, about two and a half yrs old, changed under the warranty the ball joints, two of them only, out of four.Excellent transmission. If anyone is buying a Merc. research the tranny type, if it starts with 722 (if I am not mistaken), it is made in house by merc. and it is really the best tranny you can get,REALLY. Super smart shifting of the gears by computer, etc.etc.Excellent power, a little thirsty on fuel, but, hey , if you buy a Merc. you got money for fuel, right?My next one it is going to be a ML Diesel. They last forever, and performancewise the same as gas vehicles.Interior design the best from the same yr. production, compared to BMW and Porsche. The rear seat in the Bimmer looks like a Russian Lada. The Porsche dash looks cheap to me. The merc`s dash is very thoughtfully designed, although I have to say I find the bimmer better looking on the exterior. The porsche`s exterior design is weird to me, but excellent otherwise. Anyway , this is my second merc. the first one was a 190E 2.3 gas, and it lasted 530 000 kms, I could have kept it longer, but wanted smth. newer.Ml`s winter performance gets 15 out of 10 points in my review, -:) , super excellent, the 4 wheel drive-excellent.God and the Germans made this SUV for Canada.So far I am very happy with it.People,, do not delay, go out and buy one today. Thank-You and happy motoring.

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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.