Service bulletins for the 2021 Porsche Cayenne
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
829 on file from NHTSA, as of 2026-10-19.
About P048E on the 2021 Porsche Cayenne: what the code means, and the bulletins and recalls about the same components.
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By component
By trouble code
Only bulletins with trouble code: P048E are shown. Show all
| No. 19-25 | 2025-05-06. Service bulletin. ENGINE. Technical information for Reduced Engine Power/Fault Memory Entry "P048E00" in the DME Control Unit: Check Electric Wire Harness for Exhaust Flap (Bank 1) Actuator |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.