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RecallGazette

Vehicle problems, recalls & safety intelligence

Porsche 718 1989–2020technical service bulletin

Bulletin No. 53-20 · NHTSA communication 10185091 · issued Dec 3, 2020

Technical service bulletin
communication type
Engine and Engine Cooling
component
1989–2020
model years
60
vehicle entries

Official summary

List of approved C40 style engine oils for new and classic Porsche vehicles.

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.