2018 Bmw M4 Problems

Good Record

Shopping for a used 2018 Bmw M4? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Based on 5 real NHTSA owner complaints, with Fuel/Propulsion System the most reported area.

20174 years2020

Before you buy

This 2018 Bmw M4 has 5 NHTSA complaints — top issue: Fuel/Propulsion System.

A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.

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5
Complaints
Crashes
Fires
Injuries
Fatalities
1
Recalls

2018 Bmw M4 Fuel Economy

✓ EPA Official Data

EPA-rated fuel economy across 5 2018 Bmw M4 trim configurations. The median figure is shown; range reflects all available trims.

17
MPG City
1617 range
24
MPG Hwy
2225 range
20
MPG Combined
1920 range
450
g CO₂/mile
Premium Gasoline
⚠️Costs $8,000 more than avg vehicle over 5 years

Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 5 trims analysed.

2018 Bmw M4 Safety Ratings

NHTSA 5-Star Program2 variants tested — showing 2018 BMW M4 C RWD

Official crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.

Overall

Not Rated

Frontal Crash

Not Rated

Side Crash

Not Rated

Rollover

Not Rated
Stability Control: StandardForward Collision Warning: OptionalLane Departure Warning: Optional

Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.

Quick Answer

Based on NHTSA complaint data, the 2018 Bmw M4 has 5 owner complaints, 0 crash-related complaints, and 1 recall campaign on record. The most frequently reported component is Fuel/Propulsion System. NHTSA reliability signal: Good Record.

2018 Bmw M4 — key reliability facts
Make
Bmw
Model
M4
Model year
2018
NHTSA owner complaints
5
Crash-related complaints
0
Safety recall campaigns
1
Top reported component
Fuel/Propulsion System
Reliability signal
Good Record
EPA MPG combined
20
EPA MPG city / highway
17 / 24
Fuel type
Premium Gasoline
Electronic stability control
Standard

Common problems

Most common 2018 Bmw M4 problems

Top owner-reported complaint areas and where they often appear.

#1
4
complaints

Fuel/Propulsion System

#2
1
complaints

Engine Problems

Complaint patterns center on Fuel/Propulsion System, Engine Problems. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.

Buyer verdict

Should you buy a used 2018 Bmw M4?

The 2018 Bmw M4 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car.

Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.

Pre-purchase

What to check before buying a used 2018 Bmw M4

Inspection Focus

  • Inspect the Fuel/Propulsion System, including fuel pump and injectors.
  • Verify all open recalls at nhtsa.gov/recalls.
  • Request service records for fuel system and engine repairs.
  • Have a mechanic perform a pre-purchase inspection.

Before You Close the Deal

  • Inspect the Fuel/Propulsion System, including fuel pump and injectors.
  • Verify all open recalls at nhtsa.gov/recalls.
  • Request service records for fuel system and engine repairs.
  • Have a mechanic perform a pre-purchase inspection.

Check the exact car

Shortlist with model-year data. Decide with the exact VIN.

Before buying a used 2018 Bmw M4, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.

AI verdict

What the complaint data suggests

Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology

Based on 5 NHTSA complaints for the 2018 BMW M4, the majority relate to the Fuel/Propulsion System. There is 1 recall, but no crash-related complaints. Due to the low complaint volume, patterns should be interpreted cautiously.

Key Findings
  • Fuel/Propulsion System accounts for 4 of 5 complaints.
  • Engine Problems account for 1 complaint.
  • There is 1 recall for the 2018 model year.
Top Concerns
  • Fuel/Propulsion System issues are the most frequently reported component.
  • Engine problems are reported but less common.
Data note: NHTSA complaints are consumer-submitted and do not confirm a manufacturing defect. With only 5 complaints, the data may not represent the broader owner experience. Confidence level is Low due to small sample size.

Full breakdown

All 2018 Bmw M4 complaints by category

Every owner-reported complaint category filed with NHTSA for the 2018 Bmw M4. Use this as a pre-purchase inspection checklist.

ComponentComplaintsCrashesFiresAvg MileageVolume
Fuel/Propulsion System4
Engine Problems1

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

In their words

Real owner complaints

Read what owners actually reported to NHTSA for the 2018 Bmw M4. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Showing 5 most recent complaints

Fuel/Propulsion SystemAug 29, 2024

The fuel tank was leaking a substantial amount of fuel. Yes it is. Our safety was put at risk due to the fuel leak. Any small spark, overheating or if somebody threw a cigarette butt out of their window could have ignited our car. BMW informed me to immediately cease driving the…

Fuel/Propulsion SystemAug 26, 2024

What component or system failed or malfunctioned, and is it available for inspection upon request? Fuel Tank on my BMW under 50k miles started leaking after a fill up. How was your safety or the safety of others put at risk? I didn't notice any leaks at the gas station but once…

Fuel/Propulsion SystemAug 31, 2023

Fuel tank was leaking. I brought it in to BMW of San Antonio who found the left side top area of fuel tank leaking fuel from the sealed portion. Heat caused the top of fuel tank to expand and crack. BMW of SA required me to buy a replacement fuel tank. When I said, if I buy the r…

Fuel/Propulsion SystemJul 14, 2023

I think the fuel tank has cracked on the upper portion of the tank. I noticed a smell of gas on my way home from filling gas and when I got home I realized there was a puddle of gas sitting underneath my car. I jacked up the car and inspected the underneath and saw nothing, I not…

Engine ProblemsDec 18, 2019

CRANK HUB ISSUE

Source: NHTSA Complaints Database. Real owner reports for the 2018 Bmw M4.

Safety recalls

2018 Bmw M4 recalls

1 campaign

NHTSA recall campaigns for the 2018 Bmw M4. 1 recall campaign is on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.

Safety recall

SEAT BELTS:FRONT

#17V507000SEAT BELTS:FRONT16/08/2017

Across model years

Compare Bmw M4 model years

Compare complaint and recall volume across years to see whether 2018 lands in a lower-risk or higher-risk part of the model timeline.

Research more

Keep researching before you buy

Compare brands and categories, then check the exact car's history by VIN.

Questions

2018 Bmw M4 buying FAQ

Buyer-focused answers based on real NHTSA complaint and recall data for this model year.

Is the 2018 Bmw M4 reliable?

Good Record. NHTSA currently shows 5 owner complaints, 0 crash-related complaints, and 1 recall campaign for this model year. The 2018 Bmw M4 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.

What are the most common problems with the 2018 Bmw M4?

#1: Fuel/Propulsion System (4 complaints). #2: Engine Problems (1 complaints)

At what mileage do problems start on the 2018 Bmw M4?

Mileage data is not available or insufficient for this model year.

How safe is the 2018 Bmw M4?

Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2018 Bmw M4, NHTSA complaints include 0 crash-related reports and 0 fire reports out of 5 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.

Does the 2018 Bmw M4 have any recalls?

Yes. 1 NHTSA recall campaign affect the 2018 Bmw M4. A major recall area is SEAT BELTS:FRONT. 1 recall campaign is on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.

Should I buy a 2018 Bmw M4?

The 2018 Bmw M4 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Fuel/Propulsion System during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpectorAI.

Wider context: See the full Bmw M4 reliability report with year-by-year comparison.

Owner Reliability Rating

Rate the 2018 Bmw M4 based on your ownership experience.

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Ratings are based on owner experience and are separate from NHTSA data shown above.

Before you buy

Check the exact vehicle history before you buy

Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.