Mercedes-Benz

S-Class (W220)

2000-2006 · Full-Size Sedan · 5 engines
Best Engine ⚠️ Caution (2.5)
307 NHTSA Complaints
0 Recalls
10 Fire Reports
8 Crash Reports
View all 4 generations of the Mercedes-Benz S-Class → 📋 Inspection checklist

Engine Reliability Ratings

5.5-V12-Gas

5.5L 12-cyl / 493 hp
⚠️ Caution (2.5)
11 complaints 3.7 per year Gasoline
1 fire report
View details

Complaint Breakdown

engine
6
cooling
5
suspension
4
electrical
2
interior
1

Known Issues

Engine Issues (6 complaints)
Cooling System Issues (5 complaints)
Suspension Issues (4 complaints)

5.5-V8-Gas

5.5L 8-cyl / 355 hp
⚠️ Caution (2.4)
19 complaints 4.8 per year Gasoline
1 fire report
View details

Mercedes-Benz S-Class Unidentified Engine

⚠️ Caution (2.0)
53 complaints 10.6 per year
2 fire reports
View details

Complaint Breakdown

suspension
20
electrical
13
interior
5
engine
5
wheels tires
5

Known Issues

Suspension Issues (20 complaints)
Electrical System Issues (13 complaints)
Interior Issues (5 complaints)

4.3-V8-Gas

4.3L 8-cyl / 275 hp
Avoid (1.5)
134 complaints 26.8 per year Gasoline
4 fire reports
View details

Complaint Breakdown

electrical
62
suspension
26
interior
13
exterior
13
transmission
13

Known Issues

Electrical System Issues (62 complaints)
Suspension Issues (26 complaints)
Interior Issues (13 complaints)
Show 3 additional engine variants with limited data
These engines appear in fewer than 10 owner complaints and aren't included in the main ratings above. Low counts can mean a genuinely clean record, but they can also reflect VIN-decode anomalies in NHTSA data. Treat as informational, not as a confident rating.

6.0-V12-Gas

6.0L 12-cyl / 362 hp
Recommended (3.8)
6 complaints 6.0 per year Gasoline
View details

Complaint Breakdown

electrical
3
engine
2
suspension
2
cooling
2

Known Issues

Electrical System Issues (3 complaints)
Engine Issues (2 complaints)
Suspension Issues (2 complaints)

Vehicle-Level Issues

These issues affect the Mercedes-Benz S-Class regardless of engine variant.

Electrical System Issues (121 complaints)
electrical critical
Suspension Issues (73 complaints)
suspension critical
Interior Issues (31 complaints)
interior critical
Exterior Issues (14 complaints)
exterior critical
Transmission Issues (13 complaints)
transmission critical

Alternatives in Full-Size Sedan

Frequently Asked Questions

What are the most common 2000-2006 Mercedes-Benz S-Class problems?

The 2000-2006 Mercedes-Benz S-Class has accumulated 307 NHTSA complaints. The most frequently reported problem areas are Electrical System, Suspension, Interior. As with any used vehicle, an inspection before buying and a vehicle history report are recommended.

Which Mercedes-Benz S-Class engine is most reliable?

The 2000-2006 Mercedes-Benz S-Class was offered with 8 engine options. Based on NHTSA complaint data, the 5.5L 12-cyl has the lowest complaint density and is considered the most reliable choice for buyers.

Is the 2000-2006 Mercedes-Benz S-Class a good used car?

The 2000-2006 Mercedes-Benz S-Class can be a sound used car depending on trim, mileage, and maintenance history. With 307 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.

How many NHTSA complaints does the 2000-2006 Mercedes-Benz S-Class have?

The 2000-2006 Mercedes-Benz S-Class has 307 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.

What recalls affect the 2000-2006 Mercedes-Benz S-Class?

There are 0 NHTSA recalls affecting some 2000-2006 Mercedes-Benz S-Class vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.

What should I check before buying a used Mercedes-Benz S-Class?

Before buying a used Mercedes-Benz S-Class, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Electrical System, Suspension, Interior, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.

Does the S-Class have NHTSA crash test ratings?

NHTSA has not published crash test ratings for the 2000-2006 Mercedes-Benz S-Class. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.

Data from NHTSA federal complaints database. 307 complaints analyzed. Data confidence: high. Last updated: 2026-05-23.

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