2011 Mercedes Benz E Class Recalls, Issues & Maintenance

The 2011 Mercedes Benz E Class has no open NHTSA recalls. Owners report 5 recurring issue clusters, led by “Fuel odor and leak after refueling.” Mercedes-Benz alternates two service events: Service A (oil, filter, inspection) at roughly 10,000 miles or 1 year, then Service B (Service A plus brake fluid, cabin filter, and deeper checks) at roughly 20,000 miles or 2 years — the ASSYST Plus counter in the cluster tells you which is due. Oil must carry the MB-Approval number your engine specifies (commonly 229.5, or 229.71 for newer 0W-20 engines); 'meets or exceeds' marketing language is not an approval. Electric EQB and EQS models keep the A/B rhythm for inspections, brake fluid, and cabin filters — just without oil.

No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2011 Mercedes Benz E Class.

Reported to NHTSA

Fuel odor and leak after refueling

FUEL/PROPULSION SYSTEM

23 NHTSA complaints · 2018-01 → 2025-07

With less than 40,000 miles on the odometer, I noticed a gas smell both inside the car and outside. I was able to access the fuel filter assembly on the top of the gas tank and found it had a substantial leak resulting in a puddle of fuel on the assembly
Owner report, NHTSA ODI #11566557
The contact owns a 2011 Mercedes-Benz E350. The contact stated that while driving at 30 MPH, a strong fuel odor was detected inside the cabin of the vehicle. The contact rolled down the windows, but the fuel odor was still detectable
Owner report, NHTSA ODI #11441470
THE STATED VEHICLE DEVELOPED STRONG GAS FUME SMELL AFTER FILL-UPS A FEW MONTHS BACK AT AROUND 36000 MILES
Owner report, NHTSA ODI #11058531

Read all complaints on NHTSA →

Air suspension (Airmatic) leak and sag

SUSPENSION

12 NHTSA complaints · 2018-01 → 2022-06

THE AIRMATIC SUSPENSION ON THIS VEHICLE HAS PREMATURE WEAR AS DO MANY OTHERS. THE AIR SHOCK COMPONENTS LEAK AIR CAUSING THE CAR TO LOWER DANGEROUSLY TO THE GROUND. IT OCCURS STATIONARY, WHILE IN MOTION, AT VARIOUS DRIVING SITUATIONS
Owner report, NHTSA ODI #11205945
The air suspension started leaning heavily on one side after being parked for 12+ hours. And 2 days ago, while warming up the car, air suspension did not stop pumping air until front right air strut blew up
Owner report, NHTSA ODI #11469220
AIR SUSPENSION APPEARS TO BE LEAKING. AFTER SITTING IN MY GARAGE OVERNIGHT THE BODY OF THE 2011 MERCEDES E550 IS LOWERED BY ALMOST 2 INCHES. WHEN I START THE CAR AFTER SITTING LESS THAN 24 HOURS, A PROMPT ON THE DASH INFORMATION SCREEN INDICATES "VEHICLE RISING, PLEASE WAIT"
Owner report, NHTSA ODI #11228663

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Rear subframe and brake line corrosion

SUSPENSION

30 NHTSA complaints · 2021-09 → 2025-12

Brake lines have completely rusted through. Car had additional rust issues on the subframe which Mercedes admitted and replaced as part of an extended warranty . When that was repaired they never mentioned the brakes
Owner report, NHTSA ODI #11683829
The rear subframe has prematurely rusted. It had a shear failure at speed on the highway when I applied the brakes. The rear end of the car swerved, almost causing me to crash
Owner report, NHTSA ODI #11506572
The vehicle felt like it was all over the road at highway speeds. Took it to a mechanic and the rear subframe had become weakened with premature rust
Owner report, NHTSA ODI #11500100

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Takata airbag recall replacement part delay

AIR BAGS

94 NHTSA complaints · 2017-11 → 2024-06

TAKATA RECALL NHTSA RECALL NUMBER 16V081 WAS ISSUED ON FEBRUARY 11, 2017. NEARLY TWO YEARS LATER, NO REMEDIATION IS YET AVAILABLE. I AM THE CURRENT OWNER AND A RESIDENT OF MARIETTA, GEORGIA
Owner report, NHTSA ODI #11054210
TAKATA RECALL, SEVEN YEARS, NO REMEDY, NO TIMELINE OR ESTIMATE FOR REMEDY
Owner report, NHTSA ODI #11089608
TAKATA RECALL. I KEEP GETTING NOTICES TO CALL MY DEALER FOR A FREE REPLACEMENT.IT HAS BEEN SEVERAL YEARS AND THE ONE AND ONLY DEALER ON THIS ISLAND HAS NOT RECEIVED ANY REPLACEMENT AIRBAGS TO DATE. I WANT A REPLACEMENT
Owner report, NHTSA ODI #11046644

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Spontaneous NECK-PRO headrest deployment

SEATS

5 NHTSA complaints · 2018-05 → 2026-07

Without an impact or collision, my car's passenger seat headrest shot out. I've been checking and others have done this as well. This morning, the driver's side headrest shot out without impact or collision
Owner report, NHTSA ODI #11753259
Both headrests have now exploded in this car. I see there have been class actions lawsuits filed but Mercedes got these dismissed. There is a cheap plastic piece that holds the headrest in place which just explodes without any impact or accident
Owner report, NHTSA ODI #11508406
I was pulling up the passenger seat to put something in the backseat of my parked car. The headrest unexpectedly deployed and a small plastic piece broke off. Now I am fearful this could happen when driving the car, potentially harming myself or others
Owner report, NHTSA ODI #11464681

Read all complaints on NHTSA →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 17, 2026. Investigation data refreshed Sep 17, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Essential maintenance

Critical for safety and preventing major damage

Service A — Oil & Filter + Inspection

Every 10,000 mi

Every 10,000 miles or 12 months: oil and filter with MB-Approved oil, fluid top-offs, tire check, and inspection. AMG models driven hard: many owners service at 5,000-7,500 miles.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Service B — Major Inspection

Every 20,000 mi

Every 20,000 miles or 2 years, alternating with Service A: everything in A plus brake-fluid replacement, cabin filter, and a deeper multi-point inspection of brakes, suspension, and driveline.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free with any paid service. A flashlight and 10 minutes covers the basics yourself.

Tire Rotation

Every 10,000 mi

Rotate at every Service A where the tire sizes allow. Many AMG and 4MATIC+ models run staggered widths that can't rotate front-to-rear — check your spec before paying for a rotation.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 10,000 mi

Checked at every A/B service via electronic pad-wear sensors. Replace sensors with pads. Heavy EQS models wear pads slowly (regen braking) but rotors can corrode from disuse — an inspection catches that.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Brake Fluid

Every 20,000 mi

Replaced every 2 years as part of Service B — Mercedes schedules it on time, not miles, because DOT 4 fluid absorbs moisture regardless of driving.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Automatic Transmission Fluid (7G / 9G-Tronic)

Every 70,000 mi

Mercedes specifies fluid and filter service around 70,000 miles on most 7G- and 9G-Tronic gearboxes — check your year's sheet. Use only the MB-spec fluid for your transmission code; independent specialists often service at 60,000 on hard-driven cars.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Spark Plugs

Every 60,000 mi

Most modern MB gas engines: plugs around 60,000 miles — AMG engines often sooner. Check your engine's sheet; twin-turbo V8 plug jobs are labor-heavy, so pair with other scheduled work.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Engine Air Filter

Every 40,000 mi

Replace around every 40,000 miles (twin-filter setups on V6/V8 engines double the parts bill). Inspected at every Service B.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Combination / Dust Filter

Every 20,000 mi

Replaced with every Service B. Models with the ENERGIZING air package use a higher-grade filter — priced accordingly.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Engine Coolant

On condition / lifetime

MB-spec coolant is long-life (typically ~10 years / 150,000 miles on the sheet). Refresh only with MB 325/326-spec coolant — the wrong chemistry attacks aluminum and head gaskets.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

12V & Auxiliary Battery

Every 25,000 mi

Test annually after year 3. Most modern Mercedes carry a second auxiliary battery; a weak one triggers cascading warning messages long before a no-start. EQ models also depend on the 12V system to boot.

Estimated cost — typical U.S. ranges

Dealer

~$225–$390

Shop

~$160–$280

DIY

~$130–$250

Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

30 crashes 2010–2024

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

14

complaints mentioning a crash

3

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2011 Mercedes Benz E Class reflects Mercedes-Benz's published service intervals and the ASSYST Plus (Service A / Service B) system. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.