2021 BMW X5 UNKNOWN OR OTHER
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
What component or system failed or malfunctioned, and is it available for inspection upon request? The engine/transmission mounts were diagnosed by Sterling BMW (Newport Beach, CA) as “sagging” and in need of replacement at only 38,437 miles. The components remain on the vehicle and are available for inspection. How was your safety or the safety of others put at risk? If engine mounts are in fact deteriorating prematurely, the drivetrain may shift during operation, affecting vehicle stability, steering alignment, and braking response. This could cause a sudden loss of control and create a hazard to occupants and other drivers. Has the problem been reproduced or confirmed by a dealer or independent service center? Yes. Sterling BMW performed the inspection on October 2, 2025, and documented the issue in their inspection report, listing “motor mounts are sagging” under “Needs Immediate Attention,” with an estimated repair cost of $2,301.12. Has the vehicle or component been inspected by the manufacturer, police, insurance representatives or others? BMW of North America was contacted on October 15, 2025. They verbally denied warranty coverage, refused to provide a written response, and did not investigate further. The issue has not been independently inspected by police or insurance representatives. Were there any warning lamps, messages or other symptoms of the problem prior to the failure, and when did they first appear? No dashboard warning lights or messages appeared. The issue was only reported by the dealer during the October 2, 2025 service visit. I have not experienced noticeable vibration, noise, or performance changes that would typically indicate failed mounts. This raises concern that the diagnosis may either indicate a premature defect or an unnecessary upsell.
I was driving 75mph on the highway and my sunroof exploded while driving. It sounded like a gunshot above my head and shattered while going 75mph. This vehicle and other bmws that share the same sunroof glass are not fit to drive on the road until investigated further. There has been recalls and lawsuits for this. This a supplier or install issue when the car was manufactured. It’s not safe while driving and the glass spontaneously combusts into a million pieces. I have contacted BMW NA and they stated there is nothing they can do about it. The service was paid for because I need a vehicle. I would like this investigated as a warranty claim so I can claim back the fees I have paid.
Water pump failure. There is no damage and coolant system prematurely failed. Car is 3 years old with about 65-70k miles:
Instrument panel went blank while driving on interstate. This happened 4 times. Had to reboot vehicle computer/idrive to restore instrument cluster. BMW reloaded software but still occurred 3 times after reload but problem is intermittent
The software that controls the lock/unlock and side mirror deployment does not function correctly all the time. This is a serious issue when backing up and when changing lanes on the highway. This has occurred on numerous occasions and I have taken pictures where I had to pull over to record. If I exit the vehicle (after turning off the engine (automatically when no person is detected in the driver seat) and close the door, press the key FOB to lock the car and then unlock they deploy/ though sometimes only one will deploy and I need to lock/unlock the vehicle a second time. I have notified BMW of the issue but haven't recieved any feedback.
While driving on a highway (with the sunroof closed) I heard a very loud explosion type sound, which was followed by glass falling off my roof. I pulled off the highway as quickly as I could and was able to confirm that the sunroof had exploded (the sunshade was drawn so the glass did not fall on me). At the time of the explosion, there were no cars in front of me or next to me. I did not go under an overpass. The car was not hit by any object. The sunroof exploded spontaneously.
My BMX X5 45e SUV shuts itself off once the driver's door is opened turning off the car and all systems, including the Air Conditioning. There is an option in the menu to NOT allow the vehicle to shut off when the driver's door is opened. That has no affect on the operation at all. As if there is a software glitch ignoring this menu selection. I've contacted the BMW Genius line 2 times and they advised this should not be happening. The dealer advised, after inspection, this is how the car is designed. On several occasions I've had people in the car, to include my disabled parents and had to run errands... That leaves them in the vehicle without any air. There is a "pre condition" feature you can activate Only if there is battery power left on the vehicle. My disabled father was found trying to stand outside in 96 degree weather a couple weeks ago while I was attempting to get his prescriptions after a medical appointment. The system had shut itself off with him in the car and the inside of the vehicle was well over 115 degrees. The problem occurs all the time. I currently have a loaner X3e and that SUV DOES stay on when in sport mode (using combustion engine). I have 2 separate videos of the X3e where the vehicle does Not turn itself off after I open the drivers door and get out. I feel the design of my X5e is a huge safety issue putting people's lives at risk! I'd be happy to speak to someone about this issue if needed and am willing to have the vehicle inspected as well. There are no warning lights or indicators that go off and the vehicle has been inspected by the dealership twice since being purchased on 5/14/21, last inspection was yesterday 7/29/21. Again, I don't understand why BMW is giving different answers and why another vehicle does not have the same potential life safety issue.
Drive train warning displayed then power loss and stalling occurred on highway
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Quick Summary
The 2021 BMW X5 has 8 UNKNOWN OR OTHER complaints on file. Review the timeline above for detailed owner experiences.