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RecallGazette

Vehicle problems, recalls & safety intelligence

Porsche Cayenne 2011–2018technical service bulletin

Bulletin No. 25-21 · NHTSA communication 11005606 · issued Jul 5, 2024

Technical service bulletin
communication type
Electrical System
component
2011–2018
model years
38
vehicle entries

Official summary

Installation and conversion instructions for the navigation update on the PCM3.1

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.