BMW X3 grinding brakes problems

Filed Jul 14, 2026 · Electrical, Engine · NC

Since purchasing my vehicle, I have experienced numerous ongoing issues that BMW has failed to address. The problems include: A squealing and beeping noise coming from the engine. The headlights turning on by themselves. Interior lights turning on without warning. The vehicle shaking while driving. The check engine light repeatedly coming on. A recent gasoline smell that required me to take the vehicle to the shop due to safety concerns. The roof making a popping noise when driving over uneven driveways or surfaces. I have documented many of these issues with multiple videos. Despite providing evidence and repeatedly reporting these problems, BMW has ignored my concerns and has not adequately resolved the defects.

Filed Oct 23, 2025 · Acceleration, Engine · TX · crash

Subject: Rear Differential Mount Failure and Driveshaft Breakage — Sudden Loss of Vehicle Control at Highway Speed Complaint Summary: While driving at highway speed, I experienced a sudden and extremely loud bang from the rear of the vehicle. Immediately afterward, I lost complete control of the rear end, accompanied by violent clanking and grinding noises from the driveline area. The gearbox then stalled, leaving the vehicle disabled in the middle of the highway. Upon inspection, it was determined that a rear differential mounting bolt had sheared, causing the differential to shift violently out of position. This sudden movement resulted in the driveshaft breaking, which further destabilized the vehicle and led to a severe and immediate loss of control. This failure occurred without warning and created an extremely dangerous situation. The sudden loss of drivetrain integrity at highway speed placed both myself and nearby motorists at serious risk of a crash. A component as critical as a differential mount or driveshaft should not fail under normal operating conditions. This incident strongly indicates a serious design or manufacturing defect affecting the vehicle’s powertrain and structural safety. Requested Action: I urge the federal safety agency to investigate rear differential mounting and driveshaft failures on this vehicle model. Such failures can lead to catastrophic loss of control, and immediate attention is necessary to prevent future incidents and ensure driver safety.

Filed Jan 6, 2025 · Engine · 119,940 miles · PA

The contact owns a 2010 BMW X3. The contact stated that after the dealer had performed the recall repair of the federal safety agency Campaign Number: 22V119000 (Engine and Engine Cooling); the vehicle experienced a significant rough idle, and abnormal whistling and squealing sounds were coming from the engine while the contact was driving from the dealer parking lot. The contact drove back to the dealer, where it was diagnosed that the new PCV valve cover gasket had caused a vacuum leak. The dealer related the failure to the recall remedy. The dealer charged a fee for the repair. The contact declined to pay the fee because the recall repair was the cause of the failure. The contact stated that the vehicle had not experienced a failure before the recall repair. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the federal safety agency Hotline for assistance. The failure mileage was 119,940.

Filed Dec 2, 2024 · Electrical, Engine · GA

Service due light keeps coming on, Brakes are squeaking, AC not blowing out properly check both front and rear, Back up camera is staying on even when she is in park, light on usb port are not working, emergency SOS call doesn't work, driver side door lock not working properly. Tires keep going down. Symptoms: Service due light keeps coming on, Brakes are squeaking, AC not blowing out properly check both front and rear, Back up camera is staying on even when she is in park, light on usb port are not working, emergency SOS call doesn't work, driver side door loc A/C EVACUATE AND

Filed Jun 2, 2024 · Acceleration, Brakes · TX

I emailed BMW of Arlington on [XXX] detailing the critical safety issue I experienced with my BMW X3 2012 on Sunday [XXX]. I was driving on the tollway northbound from [XXX] in Grand Prairie in the pouring rain with my wipers on, and the car suddenly started braking and decelerating from the 70 mph cruising speed to 40 mph in seconds. The car behind me nearly hit my vehicle, and since it kept doing that, I had to turn on my hazard lights till I exited. The car was doing that irrespective of whether it was on cruise control or my driving speed. I discovered by googling it that this is a known defect in BMWs since their shop foremen and certified technicians who know more than me think I am dreaming this up [XXX] -. Driving this car on the highways in Dallas regularly is extremely dangerous as I could end up in a major multivehicle MVA pileup. Also, the previous time I had this issue before I brought it in on [XXX], it wasn't raining, and it started with the car not even moving when I put it in reverse and pressed the gas. Then it suddenly started decelerating on the road, backfired, and shook violently at normal speeds. The car overheated as the radiator coolant leaked, and I had to replenish it. CarShield, the Auto Warranty company, and I paid approximately $7,000 to BMW Mini of Arlington between June 2023 and today (see attached invoices_receipts_diagnosis reports). The last two times ([XXX] and [XXX]), their multi-point diagnosis on my vehicle identified no issues that need attention. Two of their service advisors who worked on my car in June and October 2023 quit immediately after completing it. The dealership does not respond to the BBB or my calls, emails, faxes, etc. BMW USA advised me to contact the federal safety agency. On June [XXX], while driving on city streets, the brakes were squealing even without engaging, and the car overheated/ backfired again/ almost caught fire. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) The dealer finally responded stating their diagnosis did not d

Filed Nov 6, 2018 · Engine, Transmission · 96,750 miles · VA

Experienced drive train malfunction warning along with shaking and limp mode numerous times which resulted in 2 repairs last year in the thousands only to find out it was due to the cam shaft bolts recall at the root of the initial cause of the failures that resulted. Bmw was hesitant to pay initially but my husband is a litigation attorney and once he got involved, they were quick in doing the right thing. I am currently having issues with the no warning light showing to warn me of a low coolant level. It was not until after smoke appeared from the engine area and a burning smell that the warning finally appeared. I immediately stopped and waited for it cool off & had coolant put in, warning light disappeared. Currently smelling a burning smell and hearing a squeaking noise so have a service scheduled tomorrow for the valve heater recall and hope bmw will address any issues stemming from that that may be causing other issues. Also to report, rarely ever use the glove box yet the corner of the glove box has come apart and will not reattach. I saw this has been an issue reported by many bmw x-3 owners and I will be expecting bmw to do the right thing and pay to fix this known defect.

Filed Jan 2, 2018 · Engine · 109,000 miles · MS

Tl* the contact owns a 2011 bmw x3. While driving at unknown speeds, the accelerator pedal was applied and the vehicle stalled without warning. Additionally, when the temperature gauge increased, there was an abnormal squealing noise. The vehicle was taken to an independent mechanic. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was notified and referred the contact to the federal safety agency. The VIN was unknown. The failure mileage was approximately 109,000.

Filed Feb 5, 2010 · Acceleration · 82,000 miles · TX

I was in traffic and not moving with my foot on the brake. Without warning, my car accelerated and hopped forward, almost hitting the car in front of me. I had to press firmly on the brake and put my car in park, but the engine revved up or squealed, lasting for about forty seconds. The dealership called it 'unintended acceleration' and could not reproduce the problem.

Filed Aug 24, 2008 · Brakes · 34,000 miles · NM · crash

I was driving down the road at approx. 20 - 30 MPH. There was a vehicle in front of me. As the light turned from yellow to red, first it was going to go through the light but then stopped. I slammed on my brakes and the ABS brakes did not work. My brakes locked and I skidded. Fortunately, the vehicle in front of me heard me squealing, and started easing forward. It happened to be a truck with a receiver hitch on the back. That's what I hit, pushing him into the intersection. He was not hit. The person I hit turned out to be a policeman.

Filed Mar 22, 2005 · Transmission · 12,000 miles · NJ

I purchased a 2004 bmw 325xi in march of 2004 from hunterdon bmw in lebanon, new jersey. At 10,000 miles, my transmission malfunctioned, light kept coming on so they replaced the valve body. A week later, the transmission light came on again. This time hunterdon bmw had my car in the service department over 2 weeks and replaced my transmission. However, they replaced my new transmission with a used transmission, which I tried to fight because I bought a new car, not a used car, but they kept telling me it was their "policy". They also refused to tell me how many miles this transmission had on it, they refused to tell me if it was even a bmw transmission, and they refused to extend my warranty on the transmission to reflect the amount of miles that was on the car. Furthermore, after they replaced the transmission, the car jumped/jerked at intermittent times when I was accelerating or decelerating. When I brought it into the service department to check on it, they said they couldn't duplicate the problem ? And talked to me as if it was not happening. This leaves my safety at stake when I drive. Now, a few months later, I had to bring my car in for service again: the car squeaks when it starts, the squeaking turned out to be the AC & drive belt - so they replaced it. I picked up the car only to find that the car is still squeakingit is not a safe vehicle to be in. Furthermore the loaner car, which was exactly the same as mine, drove 100 times smoother than mine. Hunterdon bmw sold me a defective vehicle.