2018 BMW X5: what breaks, and at what mileage
What breaks on the 2018 BMW X5
On the 2018 BMW X5, the failure owners report most often is other fuel system problem, with 13 reports on file. Across every failure mode on this year, half the dated reports were filed before 10,000 miles. Overall it scores 75 out of 100, severe risk for a 2018.
Severe risk for a 2018 — 133rd riskiest of the 251 2018 vehicles we can rate. 99 owner reports; fleet size estimated from this year's own recall paperwork.
What breaks on the 2018 BMW X5
Owners have reported 30 named failure modes on the 2018 BMW X5, and the three most-reported carry 31% of everything filed, which is an unusually even spread for one model year.
Other fuel system problem leads with 13 reports and about 0.8 per 1,000 vehicles.
Other electrical problem follows with 10 reports, median 10,000 miles.
Other engine problem follows with 8 reports.
By system, the reports fall mostly into engine (18), fuel (14) and electrical (11).
At what mileage it happens
24 of the reports on the 2018 BMW X5 came with an odometer reading, and half of those were filed before 10,000 miles.
Cumulatively, 75% by 50,000 miles of the dated reports had been filed.
The busiest stretch is between 0 and 10,000 miles, which alone holds 42% of the dated reports.
63% of the dated reports were filed below 36,000 miles, which is early enough that a fair number of these cars were still under a factory warranty when the owner complained.
Tick median reported mileage Solid middle half of reports Faint 10th to 90th percentile Colour how bad the failure is when it happens
Showing the 12 most-reported failure modes of 30. The full list is in the table below.
How reports accumulate
Every report with an odometer reading, cumulative, from 0 to 200,000 miles. A curve that climbs early is a car with early problems, whatever its total.
- Line share of reports filed by that mileage
- Dashed the median reported mileage
Severity, and what it costs
Across the named modes, 4 mention a crash, 1 a fire and 1 an injury. Those are the words owners used in their own complaints, and NHTSA does not verify them, but they are the closest thing in this data to a measure of what a failure actually did.
The average severity weight across every report on this year is 3.78, where a stalled engine or a failed airbag weighs many times more than a rattling trim panel, and a figure this high means the reports are dominated by failures with safety consequences rather than annoyances. The weighting is set out in full on the methodology page.
What the top failures cost to put right, as editorial estimates for an independent US shop rather than figures from NHTSA: other fuel system problem at $300–$2,200, other electrical problem at $250–$2,000, other engine problem at $300–$4,000 and no-start or intermittent start failure at $200–$1,800. Dealer labour, a seized bolt or a part that is no longer made can push any of these past the top of its range.
31% of the reports on this year sit in the engine, transmission, drivetrain or cooling systems — the four where a repair bill is usually four figures.
Every reported failure mode
| Failure mode | System | Reports | With reading | 25th | Median | 75th | Per 1,000 | Typical repair | Severity |
|---|---|---|---|---|---|---|---|---|---|
| Other fuel system problem | fuel | 13 | 5 | — | 47k | — | 0.8 | $300–$2,200 | High |
| Other electrical problem | electrical | 10 | 2 | — | 8k | — | 0.7 | $250–$2,000 | Moderate |
| Other engine problem | engine | 8 | 0 | — | — | — | 0.5 | $300–$4,000 | High |
| No-start or intermittent start failure | engine | 6 | 0 | — | — | — | 0.4 | $200–$1,800 | Moderate |
| DPF, EGR or DEF system failure | emissions | 6 | 4 | — | 70k | — | 0.4 | $800–$5,000 | High |
| Other powertrain problem | transmission | 5 | 1 | — | 11k | — | 0.3 | $400–$4,500 | High |
| Water pump failure | cooling | 4 | 0 | — | — | — | 0.3 | $500–$2,200 | High |
| Cruise control failure | adas | 3 | 3 | — | 1k | — | 0.2 | $200–$1,400 | High |
| Other suspension problem | suspension | 3 | 0 | — | — | — | 0.2 | $350–$2,000 | Moderate |
| Other wheel or tire problem | wheels | 3 | 0 | — | — | — | 0.2 | $200–$1,500 | High |
| Stalling while driving | engine | 2 | 0 | — | — | — | 0.1 | $300–$2,500 | Critical |
| Turbocharger or supercharger failure | engine | 2 | 1 | — | 69k | — | 0.1 | $1,500–$4,500 | High |
| Control arm, ball joint or bushing failure | suspension | 2 | 0 | — | — | — | 0.1 | $400–$2,200 | High |
| Air suspension failure | suspension | 2 | 0 | — | — | — | 0.1 | $900–$4,500 | High |
| Sunroof failure or glass breakage | body | 2 | 0 | — | — | — | 0.1 | $700–$4,500 | High |
| Other steering problem | steering | 2 | 2 | — | 14k | — | 0.1 | $350–$2,400 | High |
| Other body or interior problem | body | 2 | 0 | — | — | — | 0.1 | $200–$2,000 | Moderate |
| Radiator or coolant leak | cooling | 1 | 0 | — | — | — | 0.1 | $350–$1,900 | High |
| Thermostat failure | cooling | 1 | 1 | — | 74k | — | 0.1 | $250–$900 | Moderate |
| Complete transmission failure | transmission | 1 | 0 | — | — | — | 0.1 | $2,800–$8,000 | Critical |
| CV axle or driveshaft failure | drivetrain | 1 | 0 | — | — | — | 0.1 | $450–$2,200 | High |
| Fuel pump failure | fuel | 1 | 0 | — | — | — | 0.1 | $600–$2,600 | High |
| Control module (ECM/PCM/BCM) failure | electrical | 1 | 0 | — | — | — | 0.1 | $700–$3,000 | High |
| Loss of braking | brakes | 1 | 0 | — | — | — | 0.1 | $400–$3,000 | Critical |
| Parking brake failure | brakes | 1 | 0 | — | — | — | 0.1 | $250–$1,300 | Moderate |
| Air conditioning failure | hvac | 1 | 0 | — | — | — | 0.1 | $400–$2,800 | Moderate |
| Wiper or washer failure | glass | 1 | 0 | — | — | — | 0.1 | $120–$800 | Moderate |
| Other brake problem | brakes | 1 | 1 | — | 1k | — | 0.1 | $300–$1,800 | High |
| Other driver assistance problem | adas | 1 | 1 | — | 11k | — | 0.1 | $250–$1,800 | High |
| Other visibility problem | glass | 1 | 0 | — | — | — | 0.1 | $150–$1,400 | Moderate |
| Unclassified problem | other | 11 | 3 | — | 5k | — | 0.7 | — | Moderate |
Rate per 1,000 uses a fleet-size estimate derived from recall paperwork for this exact model year. It is a lower bound. Repair costs are typical independent-shop ranges for the failure, not figures from these reports.
How often, against how many were built
Scaled by an estimate of how many of these cars exist, the 2018 BMW X5 draws about 6.5 per 1,000 vehicles, which puts it in the 88th percentile of complaint rates among 2018 vehicles we can rate.
That denominator is the weakest number on the page and it is fair to say so plainly. Rate per 1,000 uses a fleet-size estimate derived from recall paperwork for this exact model year. It is a lower bound.
The working figure is 15,336 vehicles. If the true number is twice that, every rate on this page is half what it says; the ranking against other 2018 vehicles, which is what the risk score uses, is far more robust than the rate itself.
What owners wrote
Verbatim from NHTSA complaint narratives, trimmed for length. The odometer reading is the one the owner gave.
Other fuel system problem
The contact owns a 2018 BMW X5. The contact received notification of NHTSA Campaign Number: 21V586000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled. The dealer was made aware of the failure but informed the contact that parts were not yet available. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 32,000. Parts distribution disconnect.
The contact owns a 2018 BMW X5. The contact stated while starting the vehicle, the coolant low warning message was displayed. The contact checked the coolant level and noticed that the coolant level was low and added coolant. The vehicle was taken to the dealer, but no failure was found. The coolant level was topped off however, the failure recurred. The vehicle was taken to the dealer and the contact was informed that the vehicle had experienced the failure listed in NHTSA Campaign Number: 21V907000 (Fuel System, Diesel) and that the recall repair was previously performed. The vehicle was taken back to the dealer but was not repaired. The manufacturer was contacted, and case was filed but did not provide no assistance. The failure mileage was 49,000.
Other electrical problem
The car displayed drivetrain malfunction warning message multiple times after the car reached 10k miles. The drivetrain malfunction message was reported to the dealer multiple times and dealer failed to provide proper explanation as well as failed to permanently fix the problem. The car is hybrid and the issue happens randomly when driven at speed between 60mph to 80 MPH. When the warning message is displayed the car air condition stops function completely, the car loses acceleration and maintain speed of 60 MPH even if the gas pedal is pressed firmly.
Recalls on the 2018 model year
NHTSA has issued 5 recall campaigns covering the 2018 BMW X5, affecting an estimated 16,461 vehicles. A recall is a different kind of evidence from a complaint: it is the regulator and the manufacturer agreeing that something has to be fixed, and the fix is free for as long as the car exists.
The campaigns cover engine and engine cooling:cooling system:pump, fuel system, diesel:delivery:fuel pump, equipment:electrical and suspension:front:control arm:lower arm. Whether the work was actually done on the car in front of you is a question only the VIN can answer, and the manufacturer or NHTSA will answer it free.
One caution about reading these together: a recall usually raises the complaint count for the same part, because owners who read about it go and file. The mileages stay informative; the counts get noisy.
ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP
720,796 vehicles 2024-08-13- Defect
- BMW of North America, LLC. (BMW) is recalling certain 2012-2015 X1 sDrive28i, X1 xDrive28i, 2012-2016 Z4 sDrive28i, 528i, 528i xDrive, 328i, 328xi, 2016-2018 X5 xdrive 40e, 2014-2016 228i, 228xi, 428i, 428i xDrive, 328xi Gran Turismo, 2013-2017 X3 sDrive28i, X3 xDrive28i, 2015-2018 X4 xDrive28i, 2015-2016 428xi vehicles. An improperly sealed electrical connector on the water pump may be exposed to water and short circuit.
- Consequence
- An electrical short increases the risk of a fire.
- Remedy
- Dealers will inspect and replace the water pump and plug connector as necessary, and install a protective shield, free of charge. Owner notification letters were mailed on March 28, 2025. Owners may contact BMW customer service at 1-800-525-7417.
FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP
11,216 vehicles 2021-07-29- Defect
- BMW of North America, LLC (BMW) is recalling certain 2014-2018 328d, 328d xDrive, X5 xDrive35d, 2014-2016 535d, 535d xDrive, 2015 740Ld xDrive, and 2015-2017 X3 xDrive28d vehicles. The high-pressure fuel pump may fail.
- Consequence
- Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
- Remedy
- Dealers will replace the high-pressure fuel pump, free of charge. Owner notification letters were mailed on January 14, 2022. Owners may contact BMW customer service at 1-800-525-7417.
EQUIPMENT:ELECTRICAL
3,501 vehicles 2018-09-20- Defect
- BMW of North America, LLC (BMW) is recalling certain 2018 BMW 330e iPerformance, i3 Rex, i3 Sport Rex, X5 xDrive40e, i3 BEV, i3 Sport BEV and 2019 i8 and i8 Roadster vehicles and 2018-2019 530e iPerformance, 530e xDrive iPerformance and 740Le xDrive iPerformance vehicles. Capacitors within the TurboCord Portable Chargers may fail, possibly resulting in a shock hazard or a fire.
- Consequence
- An electrical shock or a fire can increase the risk of injury or death.
- Remedy
- BMW will notify owners, and dealers will inspect the charging cable, and replace it if necessary, free of charge. The recall began February 22, 2019. Owners may contact BMW customer service at 1-800-525-7417.
SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
43 vehicles 2018-06-28- Defect
- BMW of North America, LLC (BMW) is recalling certain 2018 BMW X5 xDrive35i, X5 xDrive50i, X5 xDrive35d, and X6 sDrive35i vehicles. The pivot bolt on the front lower-left control arm may not have been properly hardened, which may cause the control arm to break.
- Consequence
- If the lower control arm breaks, vehicle handling and control can be affected, increasing the risk of a crash.
- Remedy
- BMW will notify owners, and dealers will inspect the lower-left control arms and replace if necessary, free of charge. The recall began July 11, 2018. Owners may contact BMW customer service at 1-800-525-7417.
SUSPENSION
33 vehicles 2017-11-17- Defect
- BMW of North America, LLC (BMW) is recalling certain 2018 BMW X5 SAV, X5 M SAV, X6 SAV, and X6 M SAV vehicles. Bolts that secure the front suspension may not have been properly tightened.
- Consequence
- Loose bolts can affect the performance of the suspension, thereby increasing the risk of a crash.
- Remedy
- BMW will notify owners, and dealers will inspect and tighten the wishbone suspension bolts, free of charge. The recall is expected to begin January 8, 2018. Owners may contact BMW customer service at 1-800-525-7417.
Recall work is free at a franchised dealer regardless of the car's age. Check the VIN at nhtsa.gov/recalls before assuming it was done.
How it ranks in the 2018 field
The score at the top of the page, placed among its peers. The zones are the same thresholds the scorer applies, read out of the scorer itself, so the picture and the band word cannot disagree.
Scores are ranked within the model year, never across years, because an older car has had longer to accumulate reports.
- Left fewer and less serious reports
- Right more, or worse
- Marker this vehicle
Where 2018 sits in the model line
Severe risk for a 2018 — 133rd riskiest of the 251 2018 vehicles we can rate. The comparison is always within the same model year, so an older car is never penalised for having had longer to break.
Across the 27 model years of this car that carry enough reports to score, 2000 comes out best at 62 and 2024 worst at 87, with 2018 itself at 75.
If the model year is negotiable, 2000, 2002, 2007, 2006, 2001, 2016 and 2003 score lower than 2018 by a margin worth acting on. Same body, same engines, different luck — usually a supplier change or a mid-cycle fix, which the complaint data can show but never explain.
Within the 2016–2023 generation specifically, 2016 is the strongest year at 70 and 2021 the weakest at 85.
Scores compare each year against other cars of the same model year, so a low number on an older car is a real result and not an artefact of age.
Shorter is better. Years with too few reports to score are shown without a bar rather than as a zero, because no data is not good news.
Within the 2016-2023 generation, 2016 BMW X5 scores best at 70 and 2021 BMW X5 worst at 85.
Where these figures stop being useful
99 owner reports; fleet size estimated from this year's own recall paperwork. Every count on this page is therefore a floor: it is the number of owners who went to the trouble of filing with a federal agency, which is a small and self-selected fraction of the owners who had the fault.
Of those 99 reports, 24 carried an odometer reading, so the mileages here describe 24% of the sample rather than all of it. Owners also round: readings pile up on multiples of ten thousand, which is why this site publishes "about 90,000 miles" and not "91,438".
The failure modes are assigned by software reading the owner's own words, which is accurate in bulk and wrong in individual cases. A mode with a handful of reports may contain a misfiled one.
And nothing here predicts what one car will do. These are other people's complaints, filed years apart, on cars maintained by strangers. Read the page as a map of where this model year has previously gone wrong, then have the specific car in front of you inspected.
Questions this page answers
What are the most common problems with the 2018 BMW X5?
The most-reported failures are other fuel system problem (13 reports, median 45,000 miles), other electrical problem (10 reports, median 10,000 miles) and other engine problem (8 reports). Counts come from owner complaints filed with NHTSA, which are voluntary, so they show what owners bothered to report rather than every fault that occurred.
Is the 2018 BMW X5 reliable?
It scores 75 out of 100 on our risk index, which is severe — 133rd riskiest of the 251 2018 vehicles we can rate. The score is a comparison against other 2018 vehicles, not a prediction about any individual car, and it is built from complaint rates, severity and how early failures appear.
Which year of the BMW X5 is best?
Within the 2016–2023 generation, 2016 scores best at 70 out of 100 and 2021 worst at 85. Same body, same engines, different luck.
Where this comes from. Every figure above is computed from NHTSA owner complaints and recall records for this exact make, model and year. Complaints are voluntary and self-selected, so treat counts as a floor. The methodology page writes out each formula, and the same numbers are available as JSON.
What breaks at my mileage Compare with another car
Source Owner complaints and recall records published by the US National Highway Traffic Safety Administration, model years 1996–2027 Figures rebuilt Published by AtWhatMileage How every figure is computed