2018 Mercedes-Benz E 300
Problems, Recalls & Reliability Report
Quick Summary
The 2018 Mercedes-Benz E 300 has 47 owner complaints filed with NHTSA — that's 0.6x the segment average of 80. The most common issue is engine problems (19% of all complaints), specifically: tl* the contact owns a 2018 mercedes-benz e-300. the contact stated that while driving at 80 mph, the vehicle vibrated uncontrollably. the contact also stated that the vehicle experienced unknown electrical and engine failures. on numerous occasions the vehicle was taken to mercedes-benz of seattle .
47
Total Complaints
0
Recalls Issued
—/5
Safety Stars
0.6x
vs Segment Avg
Known Problems
ENGINE
9 complaints- • TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ E-300. THE CONTACT STATED THAT WHILE DRIVING AT 80 MPH, THE VEHICLE VIBRATED UNCONTROLLABLY. THE CONTACT ALSO STATED THAT THE VEHICLE EXPERIENCED UNKNOWN ELECTRICAL AND ENGINE FAILURES. ON NUMEROUS OCCASIONS THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF SEATTLE
- • MB 2018 E300 WOULD STOP WITH ME IN THE MIDDLE OF TRAFFIC THE STOP AND START SYSTEM MALFUNCTIONS AND DEALERSHIP REFUSED TO FIXED THE PROBLEM UNTIL I ALMOST GOT KILLED. CAR STOP IN THE MIDDLE OF TRAFFIC AROUND (NOV 2020 OFF COMMERCIAL BLVD FORT LAUDERDALE FL BETWEEN 4 TO 6PM RAINY DAY RUSH HOUR ABOU
- • Recurrent crankshaft ventilation valve failures. Replaced 14 months ago and has failed again. This is a common and known issue with vehicles in E class from 2017 through 2019 and Mercedes has not issued a recall. Perhaps because it costs $3500 to replace it if out of warranty. Entire system repl
“TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ E-300. THE CONTACT STATED THAT WHILE DRIVING AT 80 MPH, THE VEHICLE VIBRATED UNCONTROLLABLY. THE CONTACT ALSO STATED THAT THE VEHICLE EXPERIENCED UNKNOWN ELECTRICAL AND ENGINE FAILURES. ON NUMEROUS OCCASIONS THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF SEATTLE ”
— NHTSA complaint filing
ELECTRICAL
7 complaints- • ELECTRICAL WIRING AND OTHER PLASTIC TUBING DAMAGE FROM RODENTS WHILE CAR IS STATIONARY ON CITY STREET
- • TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ E-300. THE CONTACT STATED THAT WHILE DRIVING AT 80 MPH, THE VEHICLE VIBRATED UNCONTROLLABLY. THE CONTACT ALSO STATED THAT THE VEHICLE EXPERIENCED UNKNOWN ELECTRICAL AND ENGINE FAILURES. ON NUMEROUS OCCASIONS THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF SEATTLE
- • According to the Mersedes dealer it is Engine Harness it is possible manufacture defect. Car has only 38900 miles on it.
“ELECTRICAL WIRING AND OTHER PLASTIC TUBING DAMAGE FROM RODENTS WHILE CAR IS STATIONARY ON CITY STREET”
— NHTSA complaint filing
OTHER
6 complaints- • ROOF SPOILER WAS REPLACED UNDER RECALL OF: 17V246, BUT HAD FLOWN OFF NUMEROUS TIMES. ROOF SPOILER WAS REATTACHED BUT HAD FLOWN OFF AFTER 500 MILES OF DRIVING. THE ROOF SPOILER STARTED TO BANGING AGAINST THE REAR WINDSHIELD UNTIL IT FLEW OFF DRIVING AT ABOUT 60 MPH ON A THE HIGHWAY. THE SPOILER FLEW
- • CONTACT STATES THAT IT IS DIFFICULT TO SEE ABOVE OR AROUND THE SIDE VIEW MIRRORS BEFORE A MAKING A TURN, SPECIFICALLY A LEFT TURN. CONTACT SAYS DRIVERS SEAT HAS BEEN RAISED TO THE HIGHEST POSITION. *TT THIS IS A SAFETY HAZARD. UPDATED 10/3/18*JB
- • I WAS IN AN AUTOMATED CAR WASH AND THE CAR WAS IN PARK. WHEN THE WASH WAS COMPLETE, I PUT THE CAR IN DRIVE, BUT IT WOULD NOT MOVED FORWARD. THE PROXIMITY SENSORS KEPT SOUNDING THOUGH THERE WAS NOTHING IN THE WAY. AFTER SHIFTING IT IN AND OUT OF GEAR, TURNING THE STEERING WHEN BACK AND FORTH AND P
“ROOF SPOILER WAS REPLACED UNDER RECALL OF: 17V246, BUT HAD FLOWN OFF NUMEROUS TIMES. ROOF SPOILER WAS REATTACHED BUT HAD FLOWN OFF AFTER 500 MILES OF DRIVING. THE ROOF SPOILER STARTED TO BANGING AGAINST THE REAR WINDSHIELD UNTIL IT FLEW OFF DRIVING AT ABOUT 60 MPH ON A THE HIGHWAY. THE SPOILER FLEW ”
— NHTSA complaint filing
TRANSMISSION
5 complaints- • Mercedes Benz use low quality PCV regulator valve , it is a common failure problem, warranty will not be covered, Benz sells part replacement for around 350 USD and it require about 2000 in labor to be fixed on average
- • The contact owns a 2018 Mercedes-Benz E300. The contact stated while attempting to shift into drive, the transmission independently shifted to neutral. The contact attempted several times to shift into drive however, the transmission failure persisted. The vehicle was towed to the local dealer. The
- • Vehicle went into limp mode at 83,000 miles and it was due to the electronic valve body failing within the transmission. Dealership mentioned it shouldn’t happen in a vehicles lifetime, this includes maintenance at the right interval (60,000 miles), which mine was. I was quoted roughly $3,800 by the
“Mercedes Benz use low quality PCV regulator valve , it is a common failure problem, warranty will not be covered, Benz sells part replacement for around 350 USD and it require about 2000 in labor to be fixed on average”
— NHTSA complaint filing
STEERING
4 complaints- • TL* THE CONTACT OWNS A 2018 MERCEDES BENZ E300. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 18V850000 (STEERING) AND STATED THAT THE MANUFACTURER HAD EXCEEDED THE REASONABLE AMOUNT OF TIME TO REPAIR THE VEHICLE. THE DEALER MERCEDES BENZ OF SARASOTA (4754 CLARK RD, SARASOTA,
- • TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ E300. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 18V850000 (STEERING). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT CALLED MERCEDES-BENZ OF GEORGETOWN (7401 I-35,
- • MB 2018 E300 WOULD STOP WITH ME IN THE MIDDLE OF TRAFFIC THE STOP AND START SYSTEM MALFUNCTIONS AND DEALERSHIP REFUSED TO FIXED THE PROBLEM UNTIL I ALMOST GOT KILLED. CAR STOP IN THE MIDDLE OF TRAFFIC AROUND (NOV 2020 OFF COMMERCIAL BLVD FORT LAUDERDALE FL BETWEEN 4 TO 6PM RAINY DAY RUSH HOUR ABOU
“TL* THE CONTACT OWNS A 2018 MERCEDES BENZ E300. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 18V850000 (STEERING) AND STATED THAT THE MANUFACTURER HAD EXCEEDED THE REASONABLE AMOUNT OF TIME TO REPAIR THE VEHICLE. THE DEALER MERCEDES BENZ OF SARASOTA (4754 CLARK RD, SARASOTA,”
— NHTSA complaint filing
Estimated Repair Costs
Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.
🔍 Pre-Purchase Inspection Checklist
Based on 47 owner complaints for this specific year, here's what to check or ask about:
- ☐ENGINE: TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ E-300. THE CONTACT STATED THAT WHILE DRIVING AT 80 MPH, THE VEHICLE VIBRATED UNCONTROLLABLY. THE CONTACT ALSO STATED THAT THE VEHICLE EXPERIENCED UNKNOWN ELECTRICAL AND ENGINE FAILURES. ON NUMEROUS OCCASIONS THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF SEATTLE
Typically appears around 50K miles. Repair cost ~$500
- ☐ELECTRICAL: ELECTRICAL WIRING AND OTHER PLASTIC TUBING DAMAGE FROM RODENTS WHILE CAR IS STATIONARY ON CITY STREET
Typically appears around 50K miles. Repair cost ~$500
- ☐OTHER: ROOF SPOILER WAS REPLACED UNDER RECALL OF: 17V246, BUT HAD FLOWN OFF NUMEROUS TIMES. ROOF SPOILER WAS REATTACHED BUT HAD FLOWN OFF AFTER 500 MILES OF DRIVING. THE ROOF SPOILER STARTED TO BANGING AGAINST THE REAR WINDSHIELD UNTIL IT FLEW OFF DRIVING AT ABOUT 60 MPH ON A THE HIGHWAY. THE SPOILER FLEW
Typically appears around 50K miles. Repair cost ~$500
- ☐TRANSMISSION: Mercedes Benz use low quality PCV regulator valve , it is a common failure problem, warranty will not be covered, Benz sells part replacement for around 350 USD and it require about 2000 in labor to be fixed on average
Typically appears around 50K miles. Repair cost ~$500
- ☐General: Get a pre-purchase inspection from an independent mechanic ($100-$200)
Mercedes-Benz E 300 — Year Comparison
How does 2018 compare to other years? Fewer complaints = more reliable.
Full years-to-avoid analysis →NHTSA Safety Rating
No NHTSA safety rating available
At a Glance
- Complaints
- 47
- Recalls
- 0
- Fire reports
- 0
- Crash reports
- 0
- Injury reports
- 1
- Segment avg
- 80
Check a Specific VIN
See recalls for YOUR 2018 Mercedes-Benz E 300