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Service bulletins for the 2013 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.

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

By type

By component

By trouble code

Bulletins, newest first
No. D5362021-01-05. Service bulletin. EQUIPMENT. Information on parts withdrawal of closed workshop campaign parts.
No. 227-202021-01-05. Service bulletin. POWER TRAIN. Porsche service campaign information for Workshop campaign WLP1 - Replacing Manual Transmission.
No. 54-202021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche models.
No. 53-202021-01-05. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 style engine oils for new and classic Porsche vehicles.
No. 20002020-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced Technical information on a NVH Lubrication kit.
No. 11-152020-10-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Information on replacing the control unit for the auxiliary alarm system in the event of fault codes.
No. 31-202020-10-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. List of approved engine oils for all Porsche models since 2003.
No. 21-132020-10-01. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on how to rework the crankshaft pulse sender in the event of rough running.
No. 19-182020-10-01. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. Information on PCM3.1 - Navigation Update for MY13.
No. 43-202020-10-01. Service bulletin. TIRES; WHEELS. List of Approved Tires, Wheels and Wheel Spacers for the 991 Carrera.
PIWIS2001af2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.030
No. 11-142020-10-01. Service bulletin. POWER TRAIN. Technical information on Checking Dual-Mass Flywheel (DMF) on Vehicles with PDK.
No. 20172020-10-01. Service bulletin. SERVICE BRAKES, HYDRAULIC. New Special tools information on VAS 6627A/11 Brake Caliper Drilling Template.
PIWIS2001ad2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.020
No. 33-202020-10-01. Service bulletin. ENGINE AND ENGINE COOLING. Overview of Approved Porsche C20 Engine Oils
PIWIS2001ac2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.000, .010 & .012
No. 30-202020-08-05. Service bulletin. WHEELS; TIRES. List of approved wheels, tires, and wheel spacers for the 991 generation 911.
No. 43-102020-08-05. Service bulletin. POWER TRAIN. Various repair symptoms and their associated repairs for all PDK transmissions.
No. 26-092020-08-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Recommendations on how to store any Porsche vehicle since 2009.
Charging lockup2020-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Info on a new customer tool for looking up campaigns and recalls on their vehicle.
No. D4a2020-07-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Document showing the evolution of Porsche Vehicles since 1948.
PIWIS2001v2020-07-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Information on new PIWIS tester update 39.500.020 and .025.
No. 41-202020-07-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Instructions on how to perform a PVTS Software update in the event that a car will not start.
No. WLC82020-06-02. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT. Porsche Intranet posting for WS Campaign WLC8.
No. 45-202020-06-02. Service bulletin. FUEL SYSTEM, GASOLINE. Workshop Campaign instructions for WS Campaign WLC8 - Replacing Tank Leakage Diagnosis Module

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