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#BS-2018-MERE30-72F9

2018 Mercedes Benz E 300

Based on reports from 45 owners and 7 recalls for this exact model.

Complaints
45
Crashes
1
Fires
0
Recalls
7
TSBs
186

Preliminary Verdict

Green Light

Based on 45 complaints, 1 crashes, 0 fires, and 7 recalls.

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Mechanic Inspection Checklist

!Check the EngineHIGH

8 owners reported engine issues — failures commonly reported around 18K miles.

!Inspect the ElectricalMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

13
0–30K
4
30–60K
60–90K
90–120K
120–150K
1
150K+

Peak failure range: 0–30K miles (13 reports) • Median: 18K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine (8 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Engine8 (18%)
Electrical7 (16%)
Other6 (13%)
Steering4 (9%)
Drivetrain4 (9%)
Collision Avoidance2 (4%)
Wheels & Tires2 (4%)
Structure:body2 (4%)

2018 Mercedes Benz E 300: Known Issues & Problem Areas

Engine Issues

Engine complaints account for 18% of all reports filed for the 2018 Mercedes Benz E 300, with 8 owners filing complaints with NHTSA. The median mileage at time of complaint is 18,034 miles, suggesting issues tend to surface around the 18K-mile mark.

Electrical Issues

Electrical complaints account for 16% of all reports filed for the 2018 Mercedes Benz E 300, with 7 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Steering Issues

Steering complaints account for 9% of all reports filed for the 2018 Mercedes Benz E 300, with 4 owners filing complaints with NHTSA. Owners should pay attention to steering-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 9% of all reports filed for the 2018 Mercedes Benz E 300, with 4 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

7
18
6
19
3
20
4
21
2
22
10
23
2
24
11
25

Complaints filed with NHTSA by year for the 2018 Mercedes Benz E 300. Recent trend: increasing.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (7 recalls)

18V515000Nov 2018

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 Mercedes-Benz E300, E300 4Matic, E43 AMG 4Matic, E400 4Matic, E63S AMG 4Matic+, and 2019 CLS450 4Matic vehicles. The Occupant Classification System (OCS) may not be properly calibrated, resulting in the front passenger air bag not being deactivated if a child seat is in the front seat.

18V725000Nov 2018

ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 Mercedes-Benz C300 4Matic Coupe, C300 4Matic Cabrio, E300, E300 4Matic, C300, C300 4Matic, C300 Coupe and C300 Cabrio vehicles. The cover for the starter battery may not cover the live positive electrical wire, and in certain crashes, the vehicle's strut brace may deform and short circuit the battery.

18V850000Aug 2019

STEERING:RACK AND PINION:RACK

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2015-2016 Mercedes Benz C300, 2017-2019 C300 Cabrio, C300 Coupe, C63 Cabrio, 2015 C63S AMG, 2018-2019 C300, C350e, C63 AMG, C63S AMG Cabrio, 2018 C63 AMG Cabrio, C63 AMG Coupe, C63S AMG, C63S AMG Coupe, E300, E400 Cabrio, E400 Coupe, 2019 CLS450, E450 Cabrio, and E450 Coupe rear-wheel drive vehicles. A locknut in the steering rack may break under high load, possibly causing the steering to become stuck in one position.

19V788000Mar 2020

SEAT BELTS

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 E400 Wagon 4MATIC, E400 4MATIC, E43 AMG 4MATIC, 2018-2019 E63S AMG 4MATIC Wagon, E63 AMG 4MATIC Wagon, E300, E300 4MATIC, GLC63S Coupe AMG 4MATIC, 2019 CLS450, CLS450 4MATIC, CLS53 AMG 4MATIC, E450 Wagon, E53 AMG 4MATIC, GLC300, GLC63 AMG Coupe 4MATIC, G550 4MATIC, G63 AMG, GLC300 Coupe 4MATIC, GLC300 4MATIC, GLC350e 4MATIC, GLC43 AMG Coupe 4MATIC, GLC43 AMG 4MATIC, GLC63 AMG 4MATIC, GT63 AMG four-door 4MATIC, and GT63S AMG four-door 4MATIC vehicles. Although correctly fastened, the front seat belts may be inaccurately detected as being unfastened, which may cause the electric PRE-SAFE®-function and the pretensioner to be deactivated.

20V449000Sep 2020

ELECTRICAL SYSTEM:SOFTWARE

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019 C300, C300 Coupe, CLS450, E450 Coupe and S450, 2017-2019 E300, 2018 E400 Coupe, E400 Stationwagon, and 2018-2019 S560 vehicles that have previously had the instrument cluster replaced. The software in the replaced instrument cluster may cause the seat belt warning system to not operate properly, only displaying a solid warning light if either the driver or passenger seat belt is unfastened, instead of a blinking light with an audible tone.

+ 2 more recalls in the full report

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 45 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 7 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Mercedes Benz E 300 Model Years

View all Mercedes Benz E 300 years →

2018 Mercedes Benz E 300: Frequently Asked Questions

What is the most common problem with the 2018 Mercedes Benz E 300?
The most commonly reported issue with the 2018 Mercedes Benz E 300 is related to the engine, with 8 complaints filed with NHTSA.
Is the 2018 Mercedes Benz E 300 reliable?
The 2018 Mercedes Benz E 300 has 45 complaints, 1 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2018 Mercedes Benz E 300 problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2018 Mercedes Benz E 300 have any recalls?
Yes, the 2018 Mercedes Benz E 300 has 7 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Mercedes Benz E 300 problems start?
Based on 18 complaints with mileage data, the median mileage at time of complaint is 18,034 miles. The highest concentration of reported issues occurs in the 0–30K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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10 sections of AI analysis based on 45 owner reports. Know before you buy.

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