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Service bulletin SB-17-001-08

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10032473
Published by NHTSA2010-03-29
Manufacturer's numberSB-17-001-08
Manufacturer's date2008-12-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

NHTSA's summary

BMW: SHORT CIRCUIT IN THERMOSTATIC SWITCH. DEFECTIVE THERMOSTATIC SWITCHES CAN HAVE THE FOLLOWING EFFECTS-FAN RUNS ALL THE TIME, BATTERY IS DRAINED AND RUNS FLAT, FAN IS NOT ACTUATED WHEN NEEDED AND ENGINE OVERHEATS. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Cooling fan, Cooling system

Vehicles listed
BMW G 450 X2009

Listing a model year does not mean every vehicle of it is concerned: the document says which.