BMW 5 Series 2008–2009 — technical service bulletin
Bulletin SI-B 64-02-10 · NHTSA communication 10034185 · issued Apr 1, 2010
Technical service bulletin
communication type
Electrical System
component
2008–2009
model years
3
vehicle entries
Official summary
Bmw: blower speed is greatly reduced when the vehicle is stationary. The blower indicator in the ihka control panel remains unchanged. System control software for the heating/air conditioning system is cause. *pe
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.