Porsche Panamera 2010–2018 — technical service bulletin
Bulletin No. 46-21 · NHTSA communication 10189864 · issued Mar 19, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2018
model years
9
vehicle entries
Official summary
Instructions for replacing the hydraulic pump on the 970 Panamera.
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.