Porsche Panamera 2011–2017 — technical service bulletin
Bulletin 122-X3Y7Q-07 · NHTSA communication 10120791 · issued Jun 13, 2017
Technical service bulletin
communication type
Electrical System
component
2011–2017
model years
7
vehicle entries
Official summary
Concerns: AGM starter battery (referred to below simply as 'battery') Situation: Support for the care andmaintenance of the AGMstarter battery (at the dealership): From the time the vehicle is delivered to the Porsche Centre until it is handed over to the customer, the battery must be maintained and charged regularly, depending on use.
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.