"How reliable is the 2017 Bmw 540I?"

"Based on 33 NHTSA complaints, the 2017 Bmw 540I has a median complaint mileage of 21000 miles. The most common issue is AIR BAGS."

"What are common problems with the 2017 Bmw 540I?"

"The most frequently reported component in NHTSA complaints for the 2017 Bmw 540I is AIR BAGS, accounting for a significant portion of the 33 total complaints filed."

2017 Bmw 540I: Reliability Data

Source: NHTSA — 33 complaints

Total Complaints

21,000mi

Median Mileage

AIR BAGS

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

20,000 25th Percentile

21,000 Median Mileage

21,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS

SEATS

ELECTRICAL SYSTEM

SEAT BELTS

SERVICE BRAKES

UNKNOWN OR OTHER

EXTERIOR LIGHTING

ENGINE

POWER TRAIN

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I HAD DROPPED OFF THE VEHICLE FOR SWAPPING OUT MY WINTER TIRES FOR ALL SEASON TIRES. THEIR TECHNICIANS REMOVED THE REAR SEAT BELT LATCHES AND INSTALLED THEM INCORRECTLY. THIS WORK WAS NEITHER APPROVED BY ME OR MENTIONED ON THE WORK ORDER. I WAS ALSO NOT VERBALLY INFORMED OF THIS WORK BEING PERFORMED..."

"TL* THE CONTACT OWNS A 2017 BMW 540I. WHILE DRIVING 55 MPH, THE CONTACT DEPRESSED THE ACCELERATOR PEDAL AND THE VEHICLE BEGAN TO JERK WITHOUT WARNING. WHEN THE VEHICLE WAS PULLED OVER, TURNED OFF, AND RESTARTED, IT RESUMED NORMAL OPERATION. ALSO, WHEN THE VEHICLE WAS ON ANY INCLINED HILL OR ROAD, TH..."

"REFILL COOLANT INDICATOR DISPLAYS EVEN WITH FULL RESERVOIRS. TWO TRIPS TO THE DEALER SO FAR, FOR REPAIRS. COMES ON WHEN DRIVING OR WHEN PARKED, AFTER DRIVING; AFTER OPENING DRIVER DOOR. FOR EXAMPLE, DRIVE ONE DAY. PARKED OVER NIGHT. MESSAGE DISPLAYS NEXT DAY WHEN DRIVER DOOR IS OPENED. GOES AW..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28