Reports submitted to NHTSA by owners and drivers, shown in full
Data refreshed
Complaints on fileComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
6
Latest Sep 16, 2025
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
1
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
1
Reports on file since Jul 15, 2016
What this page shows
Our database holds 6 NHTSA owner-reported complaints for the 2016 BMW 340I. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Complaints, most recent first
Showing 1–6 of 6
Filed Sep 16, 2025
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.
NHTSA ID
11687594
Incident
Sep 1, 2025
Other / unspecified
Filed Feb 15, 2018
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.
NHTSA ID
11073183
Incident
Feb 13, 2018
Mileage
9,949 mi
Electrical
Filed Jul 24, 2017
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
NHTSA ID
11010249
Incident
Jun 23, 2017
Mileage
2,000 mi
Airbags
Filed Jun 27, 2017
Crash reported1 injury reported
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 PASS THROUGH. IMMEDIATE SPASMS IN MY NECK GOING TO MY ENTIRE BACK TIGHTENING IT ALL UP, THROAT WAS TIGHT, HARD TO SWALLOW; CHEST PAIN AND HEAVINESS/PRESSURE, SHORTNESS OF BREATH, ABDOMINAL PAIN, TREMBLING, BOTH SHOULDERS WITH PAIN, LEFT ARM HEAVINESS; LEFT GREATER THAN RIGHT. LEGS FELT LIKE JELLO. I FELT MY ENTIRE NERVOUS SYSTEM WAS JOLTED FROM MY HEAD TO MY FEET,VIBRATING/BUZZING LIKE A SEA CHURNING INSIDE OF ME. AS THE CAR KEPT COLLIDING INTO ME, I WAS YELLING,"I AM GOING TO DIE" OVER AND OVER, SOBBING. INCONSOLABLE. ONCE IT ALL STOPPED, I TRIED TO OPEN MY DRIVER SIDE DOOR, BUT IT WOULD NOT OPEN IT WAS STUCK. I OPENED THE SUN ROOF TO WAVE MY HANDS TO SIGNAL FOR HELP. PEOPLE CAME OVER TO ME, THEY CALLED 911; MY LEGS FELT WEAK, LIKE JELLO. POLICE EXTRICATED ME, I WAS PUT IN AN AMBULANCE WITH A NECK COLLAR. MY CAR WAS DEEMED A TOTAL LOSS. UNDERGOING MEDICAL TREATMENT.
NHTSA ID
11001819
Incident
Mar 27, 2017
Other / unspecified
Filed Mar 2, 2017
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.
NHTSA ID
10958223
Incident
Dec 27, 2016
Mileage
6,000 mi
BrakesElectricalEngine
Filed Jul 15, 2016
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 IT TO THE BMW DEALER. THEY HAVE NOW HAD IT NEARLY 3 WEEKS AND HAVE NOT TOLD ME ANYTHING, OTHER THAN THAT THE SOFTWARE IS BEING ANALYZED IN GERMANY AND SOMEONE FROM BMW NA NOW HAS MY FILE.
NHTSA ID
10885076
Incident
Jun 27, 2016
Mileage
1,400 mi
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.