bmw M4 problems

1 safety recall. 5 owner complaints. We mapped every trouble spot before you sign the papers.

Reliability score

9.0 / 10

Above-average reliability for the segment. Few systemic issues on file.

Critical

Severe

Moderate

What owners are saying recent NHTSA-filed complaints · verbatim

2018 M4 · other

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…

08/31/2023 · NHTSA ODI #11541854.0

2018 M4 · other

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…

08/29/2024 · NHTSA ODI #11611640.0

2018 M4 · other

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…

08/26/2024 · NHTSA ODI #11610911.0

2018 M4 · other

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…

07/14/2023 · NHTSA ODI #11532209.0

Active recalls showing 1 of 1

severe NHTSA 17V507000 16/08/2017

BMW of North America, LLC (BMW) is recalling certain 2018 430i, 430i xDrive, 440i, 440i xDrive, and M4 convertible vehicles

If the vehicle has an incompatible vehicle-sensitive locking mechanism, the seat belt may not restrain the seat occupant in the event of a crash, increasing the risk of injury.

Fix: BMW will notify owners, and dealers will inspect and, if necessary replace, the front seat belt assemblies, free of charge. The recall began October 13, 2017. Owners may contact BMW customer service at 1-800-525-7417.

Common questions

Is the 2018 BMW M4 reliable?

Mostly yes. With a reliability score of 9.0 out of 10 based on 5 owner complaints filed with NHTSA, the 2018 BMW M4 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.

What's the most common problem on the 2018 BMW M4?

No problem area has crossed our reporting threshold yet, which is a good sign for this vehicle.

What's the most expensive thing that goes wrong?

Major repair items haven't been flagged often enough on this vehicle to single one out.

How do I check if my BMW M4 has open recalls?

Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.

Is an extended warranty worth it on a 2018 BMW M4?

Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 5 complaints on file, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans aren't always better value.

Related vehicles

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 15 hours ago. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. We are not affiliated with bmw. Some links on this page are affiliate links and we may earn a commission if you complete a quote or purchase.