2009 Mercedes Benz ML550: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
4 owner complaints analyzed
3 distinct recall campaigns
113,663 mi median reported failure mileage
Scope: 2009 model year. Data snapshot: . 1 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 1 of 4 complaints (25.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 50.0% |
| Electrical and battery issues | 1 | 25.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Air Bags | 1 |
| Service Brakes | 1 |
| Service Brakes, Hydraulic | 1 |
| Tires | 1 |
Air Bags: 1; Service Brakes: 1; Service Brakes, Hydraulic: 1; Tires: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 0
100,000 to 149,999 miles has the most reports with usable mileage (1). 3 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2022 | 1 |
| 2024 | 1 |
2016: 1; 2017: 1; 2022: 1; 2024: 1
Pattern summary
Air Bags leads the component reports. Braking behavior appears in 2 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10935964 · 2016-12-17 (December 17, 2016)
TIRES ARE NEW 3500 MILES. NORMAL DRIVING AT 40 MPH LOUD NOISE COMING FROM TIRE AND BLEW OUT. THE STEEL BELT WAS FAULTY. TWO DAYS LATER LOUD NOISE COMING FROM ANOTHER NEW TIRE TIRE OUT OF ROUND DUE TO STEEL BELT FAILURE. NO ROAD HAZARD SO TIRE DEALER SAID EVEN THOUGH THEY ARE NEW IT WILL BE ANOTHER 880.00. THE TIRES CLEARLY ARE FAULTY AND WILL CAUSE AN ACCIDENT. DUNLOP 255/50R19 ALL 4 BOUGHT AND INSTALLED 2 FAILED 2 DAYS APART. VERY DANGEROUS BLOWOUT NO INJURIES. THESE TIRES ARE NOT RIGHT AND SHOULD BE COVERED UNDER A RECALL. I HAVE BEEN IN CAR …
Owner-reported narrative. 113,663 miles reported. Look up ODI 10935964 at NHTSA ↗
Owner report 10970543 · 2017-04-04 (April 4, 2017)
TL* TAKATA RECALL. THE CONTACT OWNS A 2009 MERCEDES-BENZ ML550. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS); HOWEVER, THE PARTS TO DO THE REPAIR WAS UNAVAILABLE. THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.
Owner-reported narrative. Look up ODI 10970543 at NHTSA ↗
Owner report 11475982 · 2022-07-26 (July 26, 2022)
In mid February/early March the brakes failed while the vehicle was moving in a parking lot. After exiting the vehicle with the emergency brake on, I found a pool of brake fluid under the car. After towing it home, I had to make the decision to leave the car sitting as I did not have the financial resources to take it to an authorized mechanic as I had lost my job in January. In May learned of the recall and called the number, only to be told that I have to wait for a letter in the mail and to do nothing until I receive a letter. After roughly …
Owner-reported narrative. Look up ODI 11475982 at NHTSA ↗
Owner report 11581410 · 2024-04-05 (April 5, 2024)
The contact owns a 2009 Mercedes-Benz ML550. The contact stated while driving at various speeds and depressing the brake pedal, the brake pedal went to the floorboard and seized. Additionally, the vehicle failed to respond. There was no warning light illuminated. The contact continuously depressed the brake pedal until the brake pedal raised off the floorboard. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic) and the vehicle was taken to the dealer, where the recall repair was performed; however,…
Owner-reported narrative. Look up ODI 11581410 at NHTSA ↗
Recall history
3 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
16V081000 · Air Bags:Frontal:Driver Side:Inflator Module
Reported: 2016-02-11 (February 11, 2016)
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2009-2010 ML320 BlueTec 4Matic, GL320 BlueTec 4Matic and R320 CDI 4Matic, 2011 E350 Cabriolet and E550 Cabriolet, 2009-2011 ML350, ML350 4Matic, ML550 4Matic, ML63 AMG, and C63 AMG, 2010-2011 ML450 4Matic Hybrid, E350 Coupe, E350 4Matic, E550 Coupe, E550 4Matic, and E63 AMG, 2011-2012 GL350 BlueTec 4Matic and R350 BlueTec 4Matic, 2009-2012 GL450 4Matic, GL550 4Matic and R350 4Matic, 2007-2008 SLK280, SLK350, and SLK55 AMG, 2011-2014 SLS AMG Coupe, 2012 SLS AMG Cabriolet, 2013-2014 SLS AMG GT and SLS AMG GT Cabriolet, 2005 C230 Kompressor and C320, 2006-2007 C230, 2006-2011 C350, 2008-2011 C300 and C300 4Matic, 2010-2012 GLK350 and GLK350 4Matic and 2007-2008 Chrysler Crossfire vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to rupture.
Consequence: In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: MBUSA will their notify owners, and Fiat Chrysler will notify the affected Chrysler owners. Dealers for the respective brands will replace the driver's frontal air bag module, free of charge. This recall began November 2016. Mercedes-Benz owners may contact MBUSA customer service at 1-800-367-6372 and Chrysler owners may contact Fiat Chrysler customer service at 1-800-853-1403.
NHTSA campaign record ↗22V315000 · Service Brakes, Hydraulic:Power Assist:Vacuum
Reported: 2022-05-09 (May 9, 2022)
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML-Class, GL-Class, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.
Consequence: Reduced brake performance or brake failure can increase the risk of a crash.
Remedy: Owners are advised not to drive their vehicles until the remedy has been performed. Dealers will remove the rubber sleeve, inspect the brake booster, and as necessary, replace the brake booster. All repairs will be performed free of charge. Owner notification letters were mailed June 30, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers for this recall are 2022050014, 2022050015 2022090006, & 2022090007.
NHTSA campaign record ↗24V298000 · Service Brakes, Hydraulic:Power Assist:Vacuum
Reported: 2024-04-26 (April 26, 2024)
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML, GL, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.
Consequence: Reduced brake performance or brake failure can increase the risk of a crash.
Remedy: Owners are advised not to drive their vehicles until the remedy has been performed. Dealers will remove the rubber sleeve, inspect the brake booster, and as necessary, replace the brake booster. All repairs will be performed free of charge. Owner notification letters were mailed on May 24, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MMUSA's number for this recall is 2024050001/2. This recall is an expansion of previous recall number 22V-315.
NHTSA campaign record ↗