BMW TSB #SIB-11-08-03
2003 BMW Z4
Affected Component: ENGINE AND ENGINE COOLING:ENGINE
- TSB Document
-  - Sorry, the NHTSA has not posted this TSB document yet.
 You can still get the detailed info from BMW for this TSB. Call your local BMW dealer's service department & ask for a copy of TSB# SIB-11-08-03. 
- Summary
- BMW: SIX DIFFERENT MODELS EQUIPPED WITH THE M54 ENGINE COULD HAVE VALVE COVERS BREAK IN COLD WEATHER AND RUIN THE ENGINE. THIS IS DUE TO MOISTURE ACCUMULATION. *RM
