2018 BMW X5 fuel/propulsion system problems
10 owner complaints filed with NHTSA name the fuel/propulsion system on the 2018 BMW X5 — 15% of all complaints for this model year.
What owners report
“On March 9, 2026, I brought the vehicle to BMW of Fairfax for a scheduled appointment. In the week leading up to the visit, the vehicle intermittently failed to start and required jump-starting using a portable battery starter. Despite this issue, the car drove normally, showed no warning lights or…”
filed Apr 30, 2026
“Driving the vehicle a short distance, I can smell oil burning after the car is stopped. I have had to put oil in the car twice because the warning light came on suggesting that a quart of oil is needed. The vehicle has less than 122,000 miles. Also, the car idles a lot before I put it in gear. I…”
filed Sep 30, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The High-Voltage (HV) Battery Assemblys Cell Modules Temperature Sensors (Internal NTC repair kit-specific) limited warranty for defects in materials or workmanship has been extended to 10 years / 120,000 miles as…
B010924 · Warranty Program/Extension · issued Mar 13, 2025
Fuel/propulsion System problems in other X5 years
| Year | Reports | Share |
|---|---|---|
| 2025 X5 | 1 | 2% |
| 2024 X5 | 4 | 3% |
| 2023 X5 | 1 | 3% |
| 2022 X5 | 2 | 3% |
| 2021 X5 | 3 | 3% |
| 2020 X5 | 2 | 2% |
| 2019 X5 | 5 | 3% |
| 2017 X5 | 15 | 21% |
| 2016 X5 | 6 | 9% |
| 2015 X5 | 30 | 20% |
| 2014 X5 | 20 | 20% |
| 2013 X5 | 9 | 6% |
Other reported problem areas on the 2018 BMW X5
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.