Skip to content
Mercedes-Benz S ClassModel year report

2004 Mercedes-Benz S Class Problems

Complaints
15filed with NHTSA
Median mileage
38,388miles, 12 complaints with mileage
Recalls
4campaigns on record
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

Sources: NHTSA records for the 2004 Mercedes-Benz S Class (complaints, recalls, investigations). Report an error

NHTSA recorded 15 consumer complaints for the 2004 Mercedes-Benz S Class. The part named most often is electrical system, with 3 complaints (20% of the total), followed by transmission and drivetrain (3) and air bags (2). 12 of the complaints include a mileage, and 58% of those were filed for vehicles with under 50,000 miles; the median is 38,388 miles. Of all complaints, 1 involved a crash, 1 a fire, 1 an injury, according to the filers. NHTSA lists 4 recall campaigns and 13 technical service bulletins for this model year. Electrical system complaints overlap with 1 recall campaign filed under the same part. Transmission and drivetrain complaints overlap with 3 technical service bulletins filed under the same part.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Also reported: Wheels (1).

Example complaints

Electrical system: “A complete shutdown of the electrical system occurred after a rain. As a result I am unable to drive the car. Mercedes authorized mechanic cites air intake at blower intake area was inverted at installation from the factory . The car is in process of being repaired. A complete overhaul of the electrical system will have to be performed. The mercedes dealer calls it water intrusion .”

NHTSA complaint #10228707, filed 2008-05, 37,823 miles

Transmission and drivetrain: “2 weeks ago the shifter on the car started to get harder and harder to get out of park. Last week the car's shifter was stuck in park position and does not move. I had to tow the car to a mechanic and they have to replace the whole shifter.”

NHTSA complaint #10345601, filed 2010-07, 72,568 miles

Air bags: “Consumer's vehicle was rear ended by another vehicle while driving at 50 MPH while stopping at a traffic light. Upon impact, none of the frontal air bag deployed. Driver sustained a sprained hip, and a swollen knee. The insurance adjuster indicated that the front sensor wasn't hit upon impact and that was the reason why the air bag didn't deploy. Vehicle was totaled.”

NHTSA complaint #10087121, filed 2004-08

Suspension: “The front suspension falls down during cold weather, causing the front of the vehicle to sink down on the wheels. A warning light turns on informing the driver to stop the vehicle. Manufacturer was contacted by owner.”

NHTSA complaint #10109231, filed 2005-01

Mileage when problems were reported

58% of the 12 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 11,693 and 68,000 miles.

25%0–108%10–2525%25–5025%50–758%75–1008%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (12 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 38,388 miles.

Complaints by year filed

Trend: stable. Complaints filed in the last 3 full calendar years are within 25% of the 3 years before.

200420054200820092010201120122014
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Recalls and investigations

Recall details for the 2004 Mercedes-Benz S Class → · Check a VIN at nhtsa.gov/recalls

NHTSA investigations

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 13 on record; the latest 10 are shown.

See all 13 bulletins →

Other model years of the Mercedes-Benz S Class

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
20041538,3884———Stable
20032855,0002——Not compared (before 2008)Stable
20024878,1392——Not compared (before 2008)Stable
20013696,0005——Not compared (before 2008)Stable
20008184,0005——Not compared (before 2008)Stable
1999996,5000———Not enough data
19966121,0001———Not enough data
199527130,5000——Not compared (before 2008)Stable
199412129,7500———Not enough data

All Mercedes-Benz S Class model years · Best and worst years by complaints

Frequently asked questions

How many NHTSA complaints does the 2004 Mercedes-Benz S Class have?

NHTSA recorded 15 consumer complaints for the 2004 Mercedes-Benz S Class as of Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2004 Mercedes-Benz S Class is reported most often?

Electrical system is named most often, in 3 complaints (20% of the total), followed by transmission and drivetrain with 3.

Has the 2004 Mercedes-Benz S Class been recalled?

NHTSA lists 4 recall campaigns for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

At what mileage are problems with the 2004 Mercedes-Benz S Class reported?

Among the 12 complaints that include a mileage, the median is 38,388 miles and the middle half falls between 11,693 and 68,000 miles; 58% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.