Is the 2014 Mercedes-Benz E550 reliable?

The 2014 Mercedes-Benz E550 has 20 complaints filed with NHTSA (0.9x the segment average). Our reliability verdict: excellent. Most common issue: AIR BAGS problems.

What are common problems with the 2014 Mercedes-Benz E550?

Top problems: AIR BAGS (9 complaints, avg repair $500); BRAKES (3 complaints, avg repair $500); ELECTRICAL (2 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2014 Mercedes-Benz E550?

No recalls have been issued for the 2014 Mercedes-Benz E550.

How much does it cost to fuel a 2014 Mercedes-Benz E550?

The 2014 Mercedes-Benz E550 gets 21 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2286. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2014 Mercedes-Benz E550?

Estimated US average full-coverage insurance for the 2014 Mercedes-Benz E550 is approximately $1,971/year (sedan-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2014 Mercedes-Benz E550

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2014 Mercedes-Benz E550 has 20 owner complaints filed with NHTSA — that's 0.9x the segment average of 22. The most common issue is air bags problems (45% of all complaints), specifically: in stop and go traffic approaching an intersection on a wet road, the can bus failed, disabling all or nearly all safety systems. at the time, numerous warning messages and lights appeared on the dash for srs, abs, seatbelt pretensioner, etc. the engine would not turn off using the start-stop butt. ⚠️ 1 fire report filed.

1 fire report

Total Complaints

Recalls Issued

—/5

Safety Stars

0.9x

vs Segment Avg

Known Problems(top 5 of 8)

AIR BAGS

9 complaints

45%

• IN STOP AND GO TRAFFIC APPROACHING AN INTERSECTION ON A WET ROAD, THE CAN BUS FAILED, DISABLING ALL OR NEARLY ALL SAFETY SYSTEMS. AT THE TIME, NUMEROUS WARNING MESSAGES AND LIGHTS APPEARED ON THE DASH FOR SRS, ABS, SEATBELT PRETENSIONER, ETC. THE ENGINE WOULD NOT TURN OFF USING THE START-STOP BUTT
• PURSUANT TO LAW 49 U.S.C. CHAPTER 301, I AM SUBMITTING A COMPLAINT THAT NHTSA RECALL #17V627 IS NOT BEING REMEDIED WITHIN A REASONABLE AMOUNT OF TIME BY MY MERCEDES-BENZ DEALER. I HAVE CALLED SEVERAL TIMES SINCE THE NOVEMBER 2017 RECALL WAS ISSUED AND AS OF TODAY (02.13.2019) THEY STILL DO NOT HAVE
• TL* THE CONTACT OWNS A 2014 MERCEDES-BENZ E550A. THE CONTACT RECEIVED AN UNKNOWN RECALL NOTIFICATION FOR THE (AIR BAGS); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. MERCEDES-BENZ OF SAN JOS

Typical onset: 50K miles Est. repair: $500

“IN STOP AND GO TRAFFIC APPROACHING AN INTERSECTION ON A WET ROAD, THE CAN BUS FAILED, DISABLING ALL OR NEARLY ALL SAFETY SYSTEMS. AT THE TIME, NUMEROUS WARNING MESSAGES AND LIGHTS APPEARED ON THE DASH FOR SRS, ABS, SEATBELT PRETENSIONER, ETC. THE ENGINE WOULD NOT TURN OFF USING THE START-STOP BUTT”

— NHTSA complaint filing

Fuel Cost Calculator for 2014 Mercedes-Benz E550

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,286

Per month

$191

Per mile

19.1¢

MPG

City driving (worst-case MPG)

$2,667/yr

Highway driving (best-case MPG)

$2,001/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2014 Mercedes-Benz E550

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,971

Full coverage / month

$164

Liability only / year

$710

vs US avg

+18%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating1.00x

× vehicle age0.92x

= Full coverage estimate$1971

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Mercedes-Benz E550 Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

10K mi

Brake fluid

24 months

Transmission fluid

40K mi

Engine coolant

150K mi

Spark plugs

60K mi

Cabin air filter

20K mi

Engine air filter

40K mi

Differential (AWD/4WD)

40K mi

Service A / Service B alternating schedule. Requires MB-approved oil (229.5 spec typically).

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Mercedes-Benz New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

4 yr / 50K mi

Hybrid/EV battery

10 yr / 155K mi

Corrosion (rust perforation)

4 yr / 50K mi

Roadside assistance

4 yr / unlimited mi

EQ EV battery warranty is 10 years/155,000 miles

These are the terms for a new Mercedes-Benz. If you're buying a used 2014 E550, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Mercedes-Benz dealer for VIN-specific remaining warranty.

Estimated Repair Costs

AIR BAGS(~50K mi)

$500

BRAKES(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

VISIBILITY(~50K mi)

$500

STEERING(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 20 owner complaints for this specific year, here's what to check or ask about:

☐
AIR BAGS: IN STOP AND GO TRAFFIC APPROACHING AN INTERSECTION ON A WET ROAD, THE CAN BUS FAILED, DISABLING ALL OR NEARLY ALL SAFETY SYSTEMS. AT THE TIME, NUMEROUS WARNING MESSAGES AND LIGHTS APPEARED ON THE DASH FOR SRS, ABS, SEATBELT PRETENSIONER, ETC. THE ENGINE WOULD NOT TURN OFF USING THE START-STOP BUTT
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: IN STOP AND GO TRAFFIC APPROACHING AN INTERSECTION ON A WET ROAD, THE CAN BUS FAILED, DISABLING ALL OR NEARLY ALL SAFETY SYSTEMS. AT THE TIME, NUMEROUS WARNING MESSAGES AND LIGHTS APPEARED ON THE DASH FOR SRS, ABS, SEATBELT PRETENSIONER, ETC. THE ENGINE WOULD NOT TURN OFF USING THE START-STOP BUTT
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: STARTED IGNITION, IDLE FOR ABOUT 3 MINS WARMING UP THE ENGINE. PREPED TO LEAVE TO CURRENT DESIGNATION. REVERSE, PULLING OUT TO THE RIGHT I TURN MY STEERING WHEEL ALL THE WAY TO THE RIGHT, CAR SHUTS OFF, ALL LIGHTS APPEAR ON THE DASH. TURN OFF AND RESTARTED. AND CONTINUE TO DRIVE IN REVERSE REPEATIN
Typically appears around 50K miles. Repair cost ~$500
☐
VISIBILITY: MY VEHICLE HAS THE DISTRONIC WITH LANE SENSING. THE OTHER DAY, THE AREA OF THE FRONT WINDSHIELD AROUND THE CAMERAS SPONTANEOUSLY BEGAN TO CRACK IN A CIRCULAR MANNER. NO OTHER CHIPS OR DINGS WERE PRESENT. WHEN I RESEARCHED THIS ISSUE ONLINE, I AM FINDING IT TO BE A VERY COMMON ISSUE. IT APPEARS IT CA
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)