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Service bulletins for the 2012 Porsche 911

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.

534 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Cooling system are shown. Show all

Bulletins, newest first
No. 72-172021-02-01. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. Instructions for reworking the fan motor in the event that the HVAC does not function.
122-Q5Q9Z-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING. Concerns: Relay for engine-compartment blower Situation: There is a possibility that the relay for setting 1 of the engine-compartment blower is not inserted correctly in the relay carrier on the affected vehicles. If the relay is not inserted correctly, the function of setting 1 of the engine-compartment blower cannot be guaranteed and the driver will see a warning to this effect in the multi-function display.
122-K4T2R-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING. Concerns: Relay for engine-compartment blower Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is the possibility that the relay for setting 1 of the engine-compartment blower is not inserted correctly in the relay carrier on the affected vehicles. If the relay is not inserted correctly, the function of setting 1 of the engine-compartment blower cannot be guaranteed and the driver will see a warning to this effect in the multi-function display. To remedy the situation, check that the engine-compartment blower relay is seated correctly in the relay carrier.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.