YearToAvoid

2021 BMW X7 Problems, Recalls & Reliability

Verdict

Good

Complaint Index

33/100

#5 most-complained of 7 X7 years

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

The 2021 BMW X7 has a complaint index of 33, ranking 5th worst out of 7 model years, with a "Good" verdict relative to other X7 years. NHTSA lists 46 complaints and 9 recalls, with Engine as the top problem area at 35% of complaints.

Complaints
46
Recalls
9
Crashes / fires
0 / 2
Injuries / deaths
1 / 0
NHTSA overall rating
Not rated
EPA combined MPG
19
17 city / 22.5 hwy

Top 2021 BMW X7 problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine16 (35%)
  2. Transmission & Powertrain11 (24%)
  3. Electrical System10 (22%)
  4. Structure & Body6 (13%)
  5. Other5 (11%)
  6. Steering5 (11%)
  7. Collision Avoidance & Cameras4 (9%)
  8. Fuel System4 (9%)
  9. Brakes2 (4%)
  10. Lane Departure2 (4%)

What owners report

  • Engine bay fumes and smoke lead some drivers to stop and evacuate the vehicle, with at least one fire reported.
  • Electrical wiring issues have produced smoky, burning odors inside the cabin, in one case at 25,320 miles.
  • Moisture entering the cupholder area is reported to leak into airbag and seatbelt sensor wiring, disabling those safety systems.
  • Brakes have been described as grinding when turning while braking, and separately as sticking hard for up to a minute before releasing.
  • Sunroof glass has shattered outward while driving with the sunshade partially open.
  • Steering and driver-assistance systems have triggered sudden unexpected lane jerks along with screen blackouts and system reboots.
2021 BMW X7 complaints: complaints filed per month10Jan 2022Dec 2022Mar 2024Jan 2025Oct 2025Mar 2026Jul 2026
69 complaints filed with NHTSA from Jan 2022 to Sep 2026; peak Aug 2026 (10).

2021 BMW X7 recalls

9 NHTSA recall campaigns list this model year.

  1. NHTSA 22V670000Sep 7, 2022Structure & Body246 vehicles

    Seats

    BMW of North America, LLC (BMW) is recalling certain 2019-2022 BMW X7 xDrive40i, X7 Drive50i, X7 M50i vehicles with third-row seats. One or more of the compression springs that lock the backrest may not have been installed properly, and could dislodge or detach.

    Risk: In a crash, the seat backrest may not fully lock, increasing the risk of injury.

    Remedy: Dealers will inspect the third-row seat and, if necessary, remove and reinstall improperly installed compression springs, and reinstall any missing springs, free of charge. Owner notification letters were mailed November 4, 2022. Owners may contact BMW customer service at 1-800-525-7417.

  2. NHTSA 22V267000Apr 20, 2022Visibility & Wipers61,221 vehicles

    Visibility:sun/moon roof assembly

    BMW of North America, LLC (BMW) is recalling certain 2022 4 Series Gran Coupe (430i, 430i xDrive, M440i xDrive); 2019-2022 X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5 M50i, X5M; 2021-2022 X5 xdrive45e; 2020-2022 X6 sDrive40i, X6 xDrive40i, X6 xDrive50i, X6M and 2019-2023 X7 xDrive40i, X7 xDrive50i, X7 M50i, X7 xDrive60i, X7 M60i, X7M, Alpina XB7 vehicles. The roof function control unit may be programmed incorrectly, allowing the sunroof to close without the key fob present inside the vehicle. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 118, "Power-Operated Window Systems."

    Risk: A sunroof that closes without the key fob present inside the vehicle can increase the risk of injury.

    Remedy: Dealers will reprogram the roof function control unit, free of charge. Owner notification letters were mailed June 20, 2022. Owners may contact BMW customer service at 1-800-525-7417.

  3. NHTSA 21V156000Mar 10, 2021Structure & Body258 vehicles

    Seats:mid/rear assembly:head restraint

    BMW of North America, LLC (BMW) is recalling certain 2021 X5 sDrive40i, X5 xDrive50i, X5 M50i, X5 xDrive45e, 2021 X7 xDrive40i, X7 M50i, and XB7 vehicles. The head restraints on the second-row outer seats may be the incorrect type for the vehicle.

    Risk: In the event of a crash, the head restraints could detach, and increase the risk of injury.

    Remedy: BMW will notify owners, and dealers will inspect the head restraints, and replace them as necessary, free of charge. The recall began May 3, 2021. Owners may contact BMW customer service at 1-800-525-7417.

See all 9 recalls for the 2021 BMW X7 →

2021 BMW X7 fuel economy and fuel cost

City
17 MPG
Highway
22.5 MPG
Combined
19 MPG
Annual fuel cost (EPA)
$4,250
15,000 mi/yr
Fuel
Premium
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2021 compared with other X7 years

Complaint Index by model year (0 = fewest issues, 100 = most)02550751002019202020212022202320242025
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2019Best17471119.5
2020Caution50541217
2021Good3346919
2022Best020219
2023Caution6744820

All BMW X7 years: best and worst →

Frequently asked questions

Is the 2021 BMW X7 reliable?
Relative to other X7 model years, the 2021 X7 ranks as "Good," with a complaint index of 33 and rank 5 of worst-first among 7 model years covered by data.
What are the most common problems with the 2021 BMW X7?
NHTSA data shows Engine complaints are most common at 35% of the 46 total complaints, followed by Transmission & Powertrain at 24% and Electrical System at 22%.
Does the 2021 BMW X7 have any recalls?
NHTSA lists 9 recalls for the 2021 X7, covering areas including Structure & Body, Electrical System, Steering, Brakes, and Collision Avoidance & Cameras. None are do-not-drive recalls.
How does the 2021 X7 compare to other X7 years?
The 2021 X7's complaint index of 33 is lower than 2020's 50, 2023's 67, 2024's 100, and 2025's 83, but higher than 2019's 17 and 2022's 0.
What is the fuel economy of the 2021 BMW X7?
EPA rates the 2021 X7 at 19 mpg combined (17 city / 22.5 highway), with an estimated annual fuel cost of $4,250.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.