Subaru B9 Tribeca 2011–2013 — technical service bulletin
Bulletin WQC-39 · NHTSA communication 10047519 · issued Nov 30, 2012
Technical service bulletin
communication type
Engine
component
2011–2013
model years
11
vehicle entries
Official summary
Subaru: see document search button for owner letter. Software change will not affect fuel economy or performance, even though a correction, for engine control module, has been developed for the deficiency in obdii system thermostat monitoring logic. Models 2011-2012 legacy, outback, impreza sedan, wagon, forester, tribeca and 2013 brz. *pe updated 1/31/13. *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.