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RecallGazette

Vehicle problems, recalls & safety intelligence

Porsche 911 1994–2013technical service bulletin

Bulletin No. 22100 · NHTSA communication 10217171 · issued Jul 7, 2022

Technical service bulletin
communication type
Engine and Engine Cooling
component
1994–2013
model years
51
vehicle entries

Official summary

Special tools information for VAS 5161A tool kit for valve cotter R&I and cylinder head repair

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.