2021 BMW X4: Recalls, Problems & MPG
Here are the deets on the 2021 BMW X4: 7 recalls, 6 owner complaints and up to 25 mpg combined.
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Recalls
7 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Backup camera Vehicle recall #20V598000 · 2020 · 312 vehicles
What's wrong: A small portion of the rearview image May be slightly obscured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "rear visibility."
Why it matters: If the driver relies on only the rearview camera image, the reduced rearview image view can increase the risk of a crash or injury.
The fix: Bmw will notify owners, and dealers will inspect and, if necessary, program the rearview camera with updated software. The recall began November 18, 2020.
Backup camera, Backup camera Vehicle recall #21V096000 · 2021 · 13,858 vehicles
What's wrong: When shifting into reverse, a small portion of the rearview image May be obscured, or the screen May not illuminate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (fmvss) number 111, "rear visibility."
Why it matters: If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.
The fix: Bmw will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021.
Fuel system Vehicle recall #21V199000 · 2021 · 17 vehicles
What's wrong: The inlet check valve weld May fail, allowing the filling pipe to separate from the fuel tank.
Why it matters: Fuel May leak through the failed weld, increasing the risk of a fire.
The fix: Bmw will notify owners, and dealers will replace the fuel tank, free of charge. The recall is scheduled to begin May 17, 2021. Owners were
Engine Vehicle recall #21V598000 · 2021 · 50,024 vehicles
What's wrong: During engine start, the engine management software May cause loss of braking assist. Full mechanical braking (without assist) remains available.
Why it matters: Loss of braking assist can increase the risk of a crash.
The fix: Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021.
Seats Vehicle recall #23V211000 · 2023 · 51 vehicles
What's wrong: The seat frame May not have been welded properly to the seat rails.
Why it matters: An improperly welded seat frame May not properly restrain the occupant during a crash, increasing the risk of injury.
The fix: Dealers will replace the seat frame and back rest, free of charge. Owner notification letters were mailed May 22, 2023.
Electrical Vehicle recall #25V636000 · 2025 · 199,674 vehicles
What's wrong: The engine starter relay May corrode, causing the relay to overheat and short circuit.
Why it matters: A short circuit in the starter relay May increase the risk of a fire.
The fix: Owners are advised to park their vehicles outside and away from structures until the remedy is complete. Dealers will replace the engine starter, free of charge. Owner notification letters were mailed February 6, 2026.
Electrical Vehicle recall #26V056000 · 2026 · 87,394 vehicles
What's wrong: Please see the recall report for a complete list of all models. The engine starter May overheat and catch fire due to wear on an internal component.
Why it matters: Fire increases the risk of injury.
The fix: Dealers will replace the engine starter, free of charge. Owner notification letters were mailed July 21, 2026.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 0 injuries and 0 deaths were reported.
What owners describe
- Seat belts (2): no single recurring theme in the descriptions.
- Engine (2): no single recurring theme in the descriptions.
- Suspension (1): no single recurring theme in the descriptions.
- Other / unknown (1): no single recurring theme in the descriptions.
The 2021 BMW X4 has 6 owner complaints, ranking #7 of 13 X4 model years for complaints (about average; the typical year has 7). Complaints peaked in 2026 (5 filed that year). The typical problem showed up when the car was about 5 years old, at a median of 70,000 miles. Neighboring years: 2020 (15 complaints, 10 recalls), 2022 (4 complaints, 5 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 2.0 L 4-cyl turbo | Automatic (S8) | All-Wheel Drive | 23 | 29 | 25 | Premium |
| 3.0 L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 21 | 27 | 23 | Premium |
| 3.0 L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 14 | 19 | 16 | Premium |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2021 BMW X4.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
Books ~$30–$40 · AllAccess $34.99/moHeads up: we may earn a commission if you buy through these links, at no extra cost to you. Prices checked 2026-10 and can change. We never host or link to pirated manuals. Disclosure
FAQ
Does the 2021 BMW X4 have any recalls?
Yes. NHTSA lists 7 vehicle recalls for the 2021 BMW X4. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2021 BMW X4 problems?
Owners have filed 6 complaints with NHTSA. The most-reported areas are seat belts (2), engine (2), suspension (1).
What gas mileage does the 2021 BMW X4 get?
EPA ratings run up to 25 mpg combined (2.0 L, Automatic (S8)), across 3 engine and transmission combos.
Where can I get a 2021 BMW X4 repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.