2010 Mercedes-Benz E550 Problems

What owners report

Owners of this model year write in about two distinct themes: the Takata frontal airbag inflator recall and its slow remedy, and the AIRMATIC air suspension, which frequently lets the car sit low or drop while parked. A smaller but notable group describes rust and, in a few cases, fracture of the rear subframe or rear axle carrier, usually discovered during service or after a sudden loss of stability at highway speed. Many suspension reports arrive well under 100,000 miles, and the airbag reports are mostly about waiting for parts rather than an in-use failure.

1. 1
   Air bags

   Airbag inflator recall remedy parts unavailable

   • 21 complaints (31%)
   • median 59,500 mi at 7.4 yrs old (2 state mileage, few)
   • filed 2016–2019

   Owners describe getting recall notices for the driver or passenger frontal inflator and then being told the replacement part is not available, in some cases for a year or longer. Complaints say dealers confirmed the part was on back order, and a few owners report being told their car was only a courtesy notification or was not affected. One complaint notes an SRS light coming on after start, and several owners say they kept driving while waiting. Most of these reports record no mileage; they cluster in 2016 through 2019, after recall notices were mailed.

   Recall 16V081000Recall 18V043000Recall 19V010000

   What to check: Ask for written proof that the frontal airbag inflator recall was completed, and check the campaign numbers against the VIN at a dealer. If no repair record exists, ask the dealer to run the VIN and confirm open campaigns before purchase.

   2 excerpts from owner complaints in NHTSA records

   “My car was only 7 years old and needed the airbags replace I can be driving my car in my air bags to give out that is very dangerous I was at least going 75 miles per hour scared the hell out of me. And there's a recall for the steering wheel of this vehicle”

   NHTSA complaint #11089991, filed 2018-04, 69,000 miles

   “Takata recall I was notified there is a recall on the airbags but that parts are not available that has been mailed to me at least on 2 mailings. Not action has been taken by the dealer or takata. Why have they not fixed this know problem and dangerous situation? Do I have to wait until I'm injured or dead before action is taken? Fix my car!!”

   NHTSA complaint #11041841, filed 2017-10
2. 2
   Suspension

   Air suspension sags or drops to the ground

   Mentioned in 14 of 51 sampled complaints

   Owners describe the AIRMATIC car sitting low on one corner or on the ground after being parked overnight, sometimes rising again after several restarts. Others report the car dropping while driving, with a red message telling them to pull over because the vehicle is too low, and a few mention it happens more in cold weather. Complaints say dealers replaced struts, an air compressor, or a valve block, and several owners note the cost was significant and not covered. Many reports come in between roughly 30,000 and 70,000 miles, often after the car has sat overnight or in cold conditions.

   What to check: Look at the car after it has sat for a few hours or overnight and see whether it is level, then start it and watch how quickly it raises. Ask for service records showing strut, compressor, or valve block replacement and when it was done.

   2 excerpts from owner complaints in NHTSA records

   “The air suspension intermittently drops the car, resulting in a warning light that says car too low, pull over. You have to stop the car wherever it happens immediately as the car is so low it rubs the wheels on the wheel wells. I've had to stop on the side of two different freeways and up in the mountains when it was 10 degrees outside. It will usually raise back up if you turn the car off and on several times, but sometimes it may take much longer for it to raise back up. Sometimes when I come out in the morning the car has lowered as well.”

   NHTSA complaint #11066132, filed 2018-01, 84,000 miles

   “When vehicle is parked overnight the front suspension frequently drops low to the ground with error message vehicle too low . Vehicle loses air suspension ability to drive in lowered position.”

   NHTSA complaint #11340500, filed 2020-07, 116,000 miles
3. 3
   Body and structure

   Rear subframe corrosion and fracture

   • 5 complaints (7%)
   • median 149,200 mi at 12.8 yrs old (1 states mileage, few)
   • filed 2021–2022

   Complaints describe rust forming on the rear subframe or rear axle carrier, in some cases progressing to a fracture while driving at highway speed with a sudden loss of stability. One owner reports a shop finding rusted bracket welds on the rear cross member during a lift inspection, and another found heavy corrosion during routine service. In the reports where a dealer was involved, the car was described as not drivable pending repair. Reported from roughly 60,000 miles up to about 150,000 miles, usually found during service or after a sudden change in handling.

   4 related service bulletins

   What to check: Have a shop put the car on a lift and inspect the rear subframe and axle carrier for rust, flaking metal, and cracked bracket welds before buying. Ask the dealer whether any rear subframe warranty extension applies to the VIN.

   2 excerpts from owner complaints in NHTSA records

   “The subframe on the back of the car starts to rust and potentially just breaks without warning which can cause loss of control of vehicle. This is an ongoing issue for all w212 Mercedes models.”

   NHTSA complaint #11497224, filed 2022-12

   “The contact owns a 2010 Mercedes-Benz E-550. The contact stated that while driving approximately 70 MPH, the rear subframe fractured. The contact went across the highway but was able to regain control of the vehicle. There were no warning lights illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure but no assistance was provided. The failure mileage was approximately 149,200.”

   NHTSA complaint #11477434, filed 2022-08, 149,200 miles

Buying note. Check two things before buying: whether the frontal airbag inflator recall has actually been completed on this VIN, and what the rear subframe looks like from underneath. Budget for air suspension work if there are no records of struts or a compressor being replaced.

Summary written with AI from a sample of 51 NHTSA complaints for this model year (picked at random, with complaints that state a mileage and recent ones taken first), then checked automatically against the source records. Where a problem shows a complaint count, every complaint for this model year was matched with fixed keyword rules (written with AI and tested against the sample), and the mileage, age and repair figures are calculated from those complaints; owners' figures are as stated, not verified. Other counts refer to the sample. The excerpts come from NHTSA's public complaint records and are unverified; capitalisation is normalised, NHTSA staff notes are removed, and shortened text ends with “…”. Something wrong? Request a correction.