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Fuel systemPart report

2006 Mercedes-Benz ML350 Fuel system Problems

Complaints
5about this part
Share
3%of 172 total for the year
Median mileage
121,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the fuel system of the 2006 Mercedes-Benz ML350, 3% of the 172 complaints for this model year. Where a mileage was given, the median is 121,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The fuel system faild had it replaced twice gss leaking as well as the power steering leaking badly went out while driving I had both replaced power steering is out again several months later car been sitting since then i looked up to see if there were any safty recalls I did find both on Kelly blue book and a few other sites I contacted dealership was told I could bring vehicle the the recalls don't expire once the vehicle was there received a phone call they had my vehicle however the said they didn't know what kind it was or why it was there I asked how could u not know that was told they…”

NHTSA complaint #11552779, filed 2023-10

“Ever since I bought this car used in 2017 I've been having problems with it since day one. I cannot believe they have not been any recalls on this car with all the wrong things with it it jolts out of control it's swerves from side to side in the power steering is just a total mess. When I'm at a stop sign it suddenly starts shaking out of nowhere and then with the car being in park is jolts back and forth. I went to a doctor's appointment yesterday I park my car like I normally would next to you nor I come out the car won't start there's fluid leaking and I believe it's the power steering. …”

NHTSA complaint #11342682, filed 2020-08

“The contact owns a 2006 mercedes benz ML350. The contact stated that the vehicle would fail to start. The failure recurred numerous times. The vehicle was taken to the dealer where the technician replaced the fuel pump relay. The vehicle was repaired. However, the failure recurred. The manufacturer was not notified of the failure. The approximate failure mileage was 130,000.”

NHTSA complaint #10825617, filed 2016-02, 130,000 miles

“The contact owns a 2006 mercedes benz ML350. Immediately after refueling, the contact noticed fuel leaking underneath the vehicle and smelled a strong fuel odor. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 121,000.”

NHTSA complaint #10724413, filed 2015-06, 121,000 miles

“The contact owns a 2006 mercedes ML350. Whenever the contact made a sharp left or right turn the fuel gauge displayed empty and then full regardless of the speed driven. When the contact added fuel to it's capacity, the fuel gauge displayed 3/4 instead of full. The problem has occurred since the vehicle was purchased. The contact is not the original owner. The failure mileage was 28,000. The current mileage was 30,000. Updated 02/02/10 updated 02/02/10”

NHTSA complaint #10300441, filed 2010-01, 28,000 miles

Related service bulletins

Fuel system: other model years

YearComplaintsShare of year
2015815%
20141218%
2013916%
20121625%
201122%
201011%
200955%
200823%
200722%
200653%
200514%
2004411%

Other parts of the 2006 Mercedes-Benz ML350

Transmission and drivetrain
43 complaints
Engine
36 complaints
Electrical system
29 complaints
Brakes
21 complaints
Engine cooling
17 complaints
Steering
16 complaints
Seats
14 complaints
Air bags
9 complaints
Exterior lighting
9 complaints
Vehicle speed control
7 complaints
Other or unknown
5 complaints
Electronic stability control
4 complaints

← All problems reported for the 2006 Mercedes-Benz ML350

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.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology