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August 12, 2026 Service campaign

A faulty electric auxiliary heater may have been installed in the certain vehicles

BMW technical service bulletin B640825 for 2024-2025 BMW Ix.

Bulletin number
B640825 (0064460200)
Component
Electrical system
Summary
A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utlized for the vehicle interior.

Owners of these vehicles have filed 15 complaints in the electrical category.

Vehicles covered

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