BMW X5 2010–2012 — technical service bulletin
Bulletin SIB-51-34-11 · NHTSA communication 10042469 · issued Nov 1, 2011
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2012
model years
5
vehicle entries
Official summary
Bmw: over the lifetime of the vehicle, corrosion formation could occur due to water entering the engine compartment. Engine compartment center bulkhead partition should be sealed. *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.