Total Complaints
8 filings
BMW 340I · model year
8 NHTSA complaints, 1 crash report for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2016BMW340I carries 8 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2016 340I is electrical system with 2 filings, followed by wheels (2) and service brakes (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 34 investigation files overlapping the 2016 340I. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
8 filings
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ELECTRICAL SYSTEM | 2 |
| WHEELS | 2 |
| SERVICE BRAKES | 1 |
| ENGINE | 1 |
| AIR BAGS | 1 |
| UNKNOWN OR OTHER | 1 |
Plastic oil filter housing fails pre-maturely and causes low coolant and/or oil level for the engine. This causes performance issues due to lack of cooling and lubrication and can lead to irreversible damage to the engine.
DAMAGE TO 1 TIRE FROM A CITY STREET POTHOLE RESULTED IN ALL 4 TIRES REQUIRING REPLACEMENT, AT SIGNIFICANT COST; DESPITE PURCHASING A WHEEL & TIRE PROTECTION PACKAGE. AT THE TIME OF REPLACEMENT OF ALL 4 TIRES, THE MILEAGE ON MY VEHICLE WAS 9949 MILES. EITHER MY VEHICLE IS DEFECTIVE AND/OR MY VEHICLE'S TIRES ARE DEFECTIVE. MY VEHICLE'S TIRES WERE MANUFACTURED BY CONTINENTAL; HOWEVER MY VEHICLE'S MANUFACTURER BMW NA, RECOMMENDED AND REQUIRED THESE TIRES.
Mileage: 9,949
MY CAR IS ACTUALLY A 2017 BMW 340I BUT THE SYSTEM DID NOT ALLOW ME TO CHOOSE THAT CAR. I HAD THE AUTO-START/STOP FEATURE ENGAGED AND THE CAR STALLED ONCE I CAME TO A COMPLETE STOP. I WAS DRIVING ON A STREET AT THE TIME. I HAD TO RESTART THE ENGINE BUT IT WOULDN'T START COMPLETELY OFF. I DISABLED THE FEATURE AND IT STOPPED DOING THIS. LATER ON JULY 5TH, THE CAR SIMPLY STOPPED STARTING ALL TOGETHER. AT THIS TIME I WAS PARKING IN MY PARKING GARAGE AT HOME AND WHEN I TURNED THE CAR OFF I TRIED STARTING IT BACK AND IT NO LONGER WORKED. PLEASE SEE THE FOLLOWING VIDEO: HTTPS://WWW.DROPBOX.COM/S/GPQJS6IOHHG0L5T/VID_20170705_164538.MP4?DL=0
Mileage: 2,000
IN MARCH 2017, I WAS DRIVING SOUTHBOUND ON THE RIGHT LANE OF A PARKWAY, WHEN A VEHICLE THAT WAS TWO CARS BEHIND ME, ACCELERATES OUT TO THE MIDDLE LANE, HE LOSES CONTROL OF HIS VEHICLE, HIS CAR GOES TO THE LEFT LANE THEN TURNS AROUND ALMOST PERPENDICULAR TO ME, AND COLLIDES INTO MY VEHICLE PUSHING ME OFF ONTO THE EMBANKMENT, CONTINUING TO COLLIDE INTO MY CAR MULTIPLE TIMES, BEFORE HIS CAR GOES UP INTO THE AIR AND LANDS ON THE HOOD, BACKWARDS. I THOUGHT I WAS GOING TO DIE, AND THE MULTIPLE COLLISIONS AGAINST MY VEHICLE SEEMED ENDLESS. WHEN HIS CAR WENT UP IN THE AIR, I THOUGHT IT WAS GOING TO CRUSH ME. NONE OF THE FRONT AIRBAGS NOR SIDE AIRBAGS DEPLOYED DESPITE THE MULTIPLE COLLISIONS ALL ALONG THE DRIVER SIDE AND THE FRONT END OF VEHICLE. AT THE FIRST STRIKE, MY HEAD WENT FORWARD AND BACK HARD, MULTIPLE TIMES; THROAT CONSTRICTED DIFFICULTY SWALLOWING, IMMEDIATE ONSET OF VISE LIKE HEADACHES FROM FOREHEAD TO ENTIRE HEAD, SPASMS, SEVERE DIZZINESS, NAUSEA, WANTED TO VOMIT BUT IT COULD NOT
HIT A POT HOLE & LATER FOR A LARGE BULGE IN THE SIDE WALL OF THE BRIDGESTONE POTENZA S001 RUN FLAT TIRE. THE TIRE WILL NEED TO BE REPLACED AT MY EXPENSE SINCE NO ONE(BMW OR BRIDGESTONE WILL TAKE RESPONSIBILITY FOR THIS TYPE OF DAMAGE. I WILL NEVER BUY A CAR WITH LOW PROFILE TIRES AGAIN. I DID REPLACE A PREVIOUSLY DEFECTIVE TIRE THAT DISPLACED A SIMILAR BULGE EVEN THOUGH THERE WAS NO INSTANCE OF A CSUSE FOR DAMAGE. I PURCHASED A REPLACEMENT AT COSTCO SINCE IT COMES WITH A WARRENTY FOR SAID DAMAGE. NOW COSTCO DOES NOT HAVE THIS TIRE IN THEIR INVENTORY DUE TO THE TIRE NOT CURRENTLY IN PRODUCTION. THIS PRODUCT SHOULD BE RECALLED DUE TO POOR DESIGN/QUALITY.
Mileage: 6,000
SUDDEN ACCELERATION - ON TWO OCCASIONS (JUNE 12 AND 27, 2016), WHILE SLOWING AND COMING TO A STOP (ONCE TO PARK AND ONCE TO STOP AT A RED LIGHT BEHIND ANOTHER VEHICLE), THE CAR BUCKED AND REVVED AND WAS INCREDIBLY HARD TO CONTROL, LURCHING FORWARD. ON THE FIRST OCCASION IT LURCHED FORWARD AT A HIGH RATE OF FORCE AND HIT A FENCE AS I WAS PULLING IN SLOWLY TO PARK - I COULD NOT CONTROL IT WITH THE BRAKE UNTIL I PUT IT IN REVERSE; ON SECOND OCCASION (2 WEEKS LATER), I WAS ON A CITY STREET SLOWING TO 5MPH AND STOPPING AT A RED LIGHT AND SUDDENLY WHILE I WAS FULL FOOT ON BRAKE THE CAR WAS REVVING AND BUCKING AND I COULD NOT CONTROL IT UNTIL I THREW IT INTO PARK. FOOT HARD ON THE BRAKE THE WHOLE TIME. BOTH TIMES DRIVING COMPLETELY STRAIGHT AND VERY SLOWLY INTO THE STOP. THE CAR HAS LESS THAN 1500 MILES ON IT. IT IS AN AUTOMATIC TRANSMISSION, WITH VARIOUS TRANSMISSION STYLES - THE FIRST TIME IT WAS IN "SPORT" TRANSMISSION; THE SECOND IT WAS IN THE DEFAULT ("CUSTOM"). ON JUNE 28, I TOOK
Mileage: 1,400
SUDDEN ACCELERATION - ON TWO OCCASIONS (JUNE 12 AND 27, 2016), WHILE SLOWING AND COMING TO A STOP (ONCE TO PARK AND ONCE TO STOP AT A RED LIGHT BEHIND ANOTHER VEHICLE), THE CAR BUCKED AND REVVED AND WAS INCREDIBLY HARD TO CONTROL, LURCHING FORWARD. ON THE FIRST OCCASION IT LURCHED FORWARD AT A HIGH RATE OF FORCE AND HIT A FENCE AS I WAS PULLING IN SLOWLY TO PARK - I COULD NOT CONTROL IT WITH THE BRAKE UNTIL I PUT IT IN REVERSE; ON SECOND OCCASION (2 WEEKS LATER), I WAS ON A CITY STREET SLOWING TO 5MPH AND STOPPING AT A RED LIGHT AND SUDDENLY WHILE I WAS FULL FOOT ON BRAKE THE CAR WAS REVVING AND BUCKING AND I COULD NOT CONTROL IT UNTIL I THREW IT INTO PARK. FOOT HARD ON THE BRAKE THE WHOLE TIME. BOTH TIMES DRIVING COMPLETELY STRAIGHT AND VERY SLOWLY INTO THE STOP. THE CAR HAS LESS THAN 1500 MILES ON IT. IT IS AN AUTOMATIC TRANSMISSION, WITH VARIOUS TRANSMISSION STYLES - THE FIRST TIME IT WAS IN "SPORT" TRANSMISSION; THE SECOND IT WAS IN THE DEFAULT ("CUSTOM"). ON JUNE 28, I TOOK
Mileage: 1,400
SUDDEN ACCELERATION - ON TWO OCCASIONS (JUNE 12 AND 27, 2016), WHILE SLOWING AND COMING TO A STOP (ONCE TO PARK AND ONCE TO STOP AT A RED LIGHT BEHIND ANOTHER VEHICLE), THE CAR BUCKED AND REVVED AND WAS INCREDIBLY HARD TO CONTROL, LURCHING FORWARD. ON THE FIRST OCCASION IT LURCHED FORWARD AT A HIGH RATE OF FORCE AND HIT A FENCE AS I WAS PULLING IN SLOWLY TO PARK - I COULD NOT CONTROL IT WITH THE BRAKE UNTIL I PUT IT IN REVERSE; ON SECOND OCCASION (2 WEEKS LATER), I WAS ON A CITY STREET SLOWING TO 5MPH AND STOPPING AT A RED LIGHT AND SUDDENLY WHILE I WAS FULL FOOT ON BRAKE THE CAR WAS REVVING AND BUCKING AND I COULD NOT CONTROL IT UNTIL I THREW IT INTO PARK. FOOT HARD ON THE BRAKE THE WHOLE TIME. BOTH TIMES DRIVING COMPLETELY STRAIGHT AND VERY SLOWLY INTO THE STOP. THE CAR HAS LESS THAN 1500 MILES ON IT. IT IS AN AUTOMATIC TRANSMISSION, WITH VARIOUS TRANSMISSION STYLES - THE FIRST TIME IT WAS IN "SPORT" TRANSMISSION; THE SECOND IT WAS IN THE DEFAULT ("CUSTOM"). ON JUNE 28, I TOOK
Mileage: 1,400
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.