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2018 BMW X5 engine problems

moderate 13 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →

Complaints
13
Recalls
1
Avg fix
$3,100

When does it fail?

Of the 13 engine complaints filed for the 2018 BMW X5, here's the actual mileage breakdown — failures cluster heaviest at 50,000-75,000 mi.

0-25k
0 (0%)
25-50k
0 (0%)
50-75k
1 (100%)
75-100k
0 (0%)
100-125k
0 (0%)
125-150k
0 (0%)
150k+
0 (0%)

Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.

What stands out

Engine accounts for 19% of all owner complaints filed against this vehicle, across 6 categories tracked.

Related recalls

severe NHTSA 24V608000 August 13, 2024

BMW of North America, LLC

An electrical short increases the risk of a fire.

Fix: 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.

What owners are reporting 1 most recent

engine · 74,000 mi · filed 11/26/2024

The contact owns a 2018 BMW X5. The contact stated that while the vehicle was parked, there was an abnormal sound coming from the engine compartment. The check engine warning light was illuminated. The vehicle was taken to a dealer where it was diagnosed that the thermostat was stuck opened, causing the check engine warning light to illuminate and the transmission oil coolant heat exchanger to be…

Had engine trouble with your 2018 BMW X5? File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.

Common questions

How serious is the engine problem on the 2018 BMW X5?

It's a documented issue but not catastrophic. 13 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.

At what mileage does the engine typically fail?

Based on the 13 complaints filed, engine issues most often appear around 69,324 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.

What does it cost to fix?

Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to engine?

Yes — 1 active recall(s) cover engine issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.

Related

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Verify the raw federal record at nhtsa.gov/vehicle/2018/BMW/X5. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.
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