2009 Mercedes Benz ML550 Problems, Complaints & Recalls
- Compared with other ML550 years
- Not enough data 3rd of 7 for complaints
- Safety recalls
- 3 recalls: check your VIN
- NHTSA crash rating
- Not rated
Owners have filed 4 complaints with NHTSA about the 2009 Mercedes Benz ML550. That ranks 3rd out of 7 ML550 model years for complaints. The most reported problem area is air bags (1 complaints, 25%). There are 3 safety recalls covering this model year. NHTSA has opened 1 defect investigation involving it.
- 4owner complaints
- 3safety recalls
- 1NHTSA investigations
- 0complaints mentioning a crash
Complaints are unverified owner reports and are not adjusted for sales volume.
Most common 2009 Mercedes Benz ML550 problems
Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.
| Problem area | Complaints | Share | Median miles | Owners mention most | Typical repair cost |
|---|---|---|---|---|---|
| Air Bags | 1 | 25% | — | — | — |
| Service Brakes | 1 | 25% | — | — | — |
| Service Brakes, Hydraulic | 1 | 25% | — | — | — |
| Tires | 1 | 25% | 113,663 | — | — |
One complaint can list several problem areas, so shares can add up to more than 100%.
Complaints by year received
2009 Mercedes Benz ML550 recalls (3)
Tap a recall to see the problem, the risk and the fix.
Service brakes, hydraulic:power assist:vacuumDo not drive
Problem: 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.
Risk: Reduced brake performance or brake failure can increase the risk of a crash.
Fix: 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.
Service brakes, hydraulic:power assist:vacuumDo not drive
Problem: 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.
Risk: Reduced brake performance or brake failure can increase the risk of a crash.
Fix: 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.
Air bags:frontal:driver side:inflator module
Problem: 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.
Risk: 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.
Fix: 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.
To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.
NHTSA defect investigations
- Desiccated Air Bag Inflator Rupture (EA21002) — opened Sep 17, 2021, still open.
Recent owner reports
Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.
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…
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…
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…
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…
Other Mercedes Benz ML550 years
| Year | Complaints | Recalls |
|---|---|---|
| 2014 ML550 | 3 | 3 |
| 2013 ML550 | 3 | 3 |
| 2012 ML550 | 1 | 2 |
| 2011 ML550 | 6 | 3 |
| 2010 ML550 | 4 | 3 |
| 2009 | 4 | 3 |
| 2008 ML550 | 18 | 2 |
See all Mercedes Benz ML550 problems by year, every Mercedes Benz model, or the Mercedes Benz VIN decoder.
Similar Mercedes Benz models
Embed this 2009 Mercedes Benz ML550 badge on your site
Copy this code into your blog or forum post. It shows live complaint and recall counts and links back here.
Frequently asked questions
What are the most common problems with the 2009 Mercedes Benz ML550?
Owners most often report air bags, service brakes, service brakes, hydraulic problems. The top one, air bags, accounts for 1 complaint.
Was there a recall on the 2009 Mercedes Benz ML550?
Yes, 3 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.
Was the 2009 Mercedes Benz ML550 a good year?
Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other ML550 model years, the 2009 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.