Subaru BRZ 2013 — technical service bulletin
Bulletin 0215114R · NHTSA communication 10234913 · issued Sep 23, 2014
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013
model years
1
vehicle entries
Official summary
Revised Valve Train Parts to Reduce a Warm Engine Tapping Sound from the Left Cylinder Head
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.