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Mercedes-Benz R350Model year report

2011 Mercedes-Benz R350 Problems

Complaints
18filed with NHTSA
Median mileage
68,100miles, 10 complaints with mileage
Recalls
32 do-not-drive
Trend
RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.
NHTSA crash rating
—no overall rating published
EPA fuel economy
16 mpgcombined, 3.5L 6-cyl RWD · 15 city / 19 hwy

Sources: NHTSA records for the 2011 Mercedes-Benz R350 (complaints, recalls, investigations), EPA fuel economy. Report an error

NHTSA recorded 18 consumer complaints for the 2011 Mercedes-Benz R350. The part named most often is air bags, with 12 complaints (67% of the total), followed by brakes (3) and electrical system (2). 10 of the complaints include a mileage, and 20% of those were filed for vehicles with under 50,000 miles; the median is 68,100 miles. Of all complaints, 1 involved a crash, 1 an injury, according to the filers. NHTSA lists 3 recall campaigns (2 marked do-not-drive) and 48 technical service bulletins for this model year. Air bags complaints overlap with 1 recall campaign covering the inflator module and 2 technical service bulletins filed under the same part. Brakes complaints overlap with 2 recall campaigns covering the vacuum and 1 technical service bulletin 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.

Example complaints

Air bags: “Takata recall, as I received 2 recall letters that has lied to me and keep giving me no time table on when it will be repaired, first letter I received was december 2017 it stated the airbags will be repaired in march 2018, then I received another letter the following month january 2018 the second letter now states it will be repaired sometime in september 2018, now I strongly believe I'm being stalled hoping that I will give up and impatient , hoping that I will turn in the vehicle and they wont have to worry about me down the road, both recall letters states the risk which is in the event…”

NHTSA complaint #11098137, filed 2018-05, 83,500 miles

Brakes: “The contact owns a 2011 Mercedes-Benz R350. The vehicle had previously had the wheel speed sensors replaced eight times since September 2016. The contact stated that while driving at 55 MPH, the ABS inadvertently engaged, causing the front end of the vehicle to dip while the brake pedal was depressed. Additionally, there were grinding sounds coming from the vehicle as it came to a full stop. The ABS and Traction Control warning lights were illuminated. The vehicle was taken to the dealer where it was diagnosed that the wheel speed sensors needed to be replaced. …”

NHTSA complaint #11456844, filed 2022-03, 80,200 miles

Electrical system: “I pulled into my driveway and under the covered portico and placed my car in park with the engine running and the driver's side door open.I got out of the car and went to check something at my front door which was forward and to the left of the parked car before proceeding to open the gate across our driveway.the gate is at the end of an 11 foot long brick exterior house wall on the left of the driveway.I noticed the car moving and on impulse tried to enter the car to stop it.I got my right leg in the door just before the door hit a concrete planter to the right of the front door and shut on…”

NHTSA complaint #10559859, filed 2014-01, 27,366 miles

Mileage when problems were reported

20% of the 10 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 50,000 and 89,547 miles.

0%0–100%10–2520%25–5030%50–7530%75–10020%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (10 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 68,100 miles.

Complaints by year filed

Trend: rising. Complaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.

20142016201720186201920222023
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.

Fuel economy and running cost

EPA ratings for each 2011 Mercedes-Benz R350 version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).

VersionEngineTransmissionCityHwyComb.Fuel / yr
R350 4matic RWD3.5L 6-cyl7-speed automatic151916$5,150

Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.

Recalls and investigations

Recall details for the 2011 Mercedes-Benz R350 → · Check a VIN at nhtsa.gov/recalls

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. 48 on record; the latest 10 are shown.

See all 48 bulletins →

Other model years of the Mercedes-Benz R350

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
2012861,5003—18—Not enough data
20111868,1003—16—Rising
20101378,5003—16—Not enough data
20091575,0003—16—Rising
20083590,0002—17Not compared (fewer than 3 comparable model years)Falling
20074775,0002—16Not compared (before 2008)Stable
20069980,0002—16Not compared (before 2008)Falling

All Mercedes-Benz R350 model years · Best and worst years by complaints

Frequently asked questions

How many NHTSA complaints does the 2011 Mercedes-Benz R350 have?

NHTSA recorded 18 consumer complaints for the 2011 Mercedes-Benz R350 as of Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2011 Mercedes-Benz R350 is reported most often?

Air bags is named most often, in 12 complaints (67% of the total), followed by brakes with 3.

Has the 2011 Mercedes-Benz R350 been recalled?

NHTSA lists 3 recall campaigns for this model year, 2 of them with a do-not-drive advisory. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

What gas mileage does the 2011 Mercedes-Benz R350 get?

The EPA rates the 2011 Mercedes-Benz R350 (R350 4matic, 3.5L 6-cyl) at 16 mpg combined, 15 city and 19 highway, with an estimated annual fuel cost of $5,150 at 15,000 miles a year. Other engine and drive versions are rated differently.

At what mileage are problems with the 2011 Mercedes-Benz R350 reported?

Among the 10 complaints that include a mileage, the median is 68,100 miles and the middle half falls between 50,000 and 89,547 miles; 20% 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. Fuel economy is from the EPA and DOE (fueleconomy.gov).

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.