Service bulletins for the 1999 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.
176 on file from NHTSA, as of 2026-10-19.
By type
By component
| 122-V3B6B-07 | 2019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Announcement of a 6 month warranty extension on VAS 581005P R1234yf Service Units for air conditioning. |
|---|---|
| 122-W9D2T-07 | 2019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Instructions for using VAS 581005P in order to chech and service R1234yf Air Conditioning Unit. |
| 122-R2V6G-07 | 2019-07-08. Service bulletin. SUSPENSION:MULTIPLE AXLE. Instructions for replacing the coil spring on the rear axle now that the original part is no longer available for the respective chassis. |
| 122-N7T9K-05 | 2018-05-21. Service bulletin. EQUIPMENT; SUSPENSION:FRONT:SPRINGS:COIL SPRINGS. Subject: Replacing the coil spring on the front axle during repairs Information: Coil spring for the respective chassis no longer available. Notes: During repairs, the faulty coil spring will be replaced by a new coil spring of similar design. A spring plate (compensation part)may also have to be used (see Part Info table). The new coil spring has the same function as the coil spring installed in the vehicle. A faulty coil spring must always be replaced on both sides of the axle. Existing sets containing a coil spring that is no longer available will be interpreted into new sets. Parts Info: The table below shows how the old coil springs (sets) are interpreted into the new coil springs (sets) and which spring plate (compensation part) may also have to be used: |
| 122-P8H4P-08 | 2017-10-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Concern: Deactivating the transport lock for the rollover protection system before delivery of the vehicle to the customer. (Activating rollover protection system). Information: The transport lock for the rollover protection system is activated at the factory for vehicle transport. |
| 122-A6R3Q-05 | 2017-07-19. Service bulletin. POWER TRAIN:DRIVELINE; POWER TRAIN:DRIVELINE:DRIVESHAFT. "Concern: Replacing Hardy disc on the cardan shaft during repairs Notes: Previously, the Hardy disc (± Figure 1) was not available separately, and the entire cardan shaft had to be replaced. In order to improve the serviceability of these vehicles, we have now made the Hardy disc available as a separate part and it can be replaced independently of the cardan shaft, if required." |
| TI-58-12 | 2014-08-05. Service bulletin. ELECTRICAL SYSTEM:IGNITION. PORSCHE: PROCEDURAL INFORMATION PROVIDED REGARDING THE REPLACING OF FAULTY CRACKED IGNITION COILS ON CERTAIN VEHICLES. MODEL 1997-2013 BOXSTER (986), BOXSTER/CAYMAN (987), CARRERA (996 & 997). *PE |
| TI-39-12 | 2012-06-14. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. PORSCHE: THE INSTRUMENT CLUSTER DISPLAYS WARNING OF BRAKE LIGHT REMAINS ON. *PE |
| PK-D8-16 | 2011-06-20. Service bulletin. UNKNOWN OR OTHER. PORSCHE: INFORMATION ON HOW TO READ THE VIN. *RM |
| PI-D48-13 | 2010-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. PORSCHE: REQUESTS RETURN OF PARTS TO PCNA FOR FUEL PUMP #911 608 110 03. *PE |
| D77 | 2008-07-16. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING. PARTS WITHDRAW; PORSCHE CARS NORTH AMERICA REQUESTS RETURN OF THE FOLLOWING UNITS TO PCNA: PART NUMBERS 955 628 320 00 AND 955 628 321 00; DESCRIPTION TIP SWITCH. *PE |
| D76 | 2008-07-16. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. PARTS WITHDRAWN. PORSCHE CARS NORTH AMERIC REQUESTS RETURN OF THE FOLLOWING UNIT TO PCNA, BUT ONLY IN CASES WHERE THE DEFECT IS VISIBLE: PART NUMBER 955 110 235 01, DESCRIPTION FUEL LINE. *PE |
| 700 | 2006-02-13. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING. CREAKING NOISE IN CLUTCH BELL HOUSING AREA. *TT |
| 101005 | 2005-12-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HANDLING PTFE CRANKSHAFT SEALS. 8JB |
| 1359 | 2005-12-14. Service bulletin. ENGINE AND ENGINE COOLING. INSTALLING PTFE (POLYTETRAFLUOROETHYLENE) CRANKSHAFT SEALS ON REPLACEMENT ENGINES. *TT |
| 205 | 2005-11-10. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE). CLUTCH PEDAL DOES NOT FULLY REACH ITS ORIGINAL POSITION. *TT |
| 405 | 2005-11-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEW CRANKSHAFT SEALING RING ON FLYWHEEL SIDE. *TT |
| 200 | 2005-04-15. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. NOISES IN THE HARDTOP. *TT |
| 0402 | 2005-01-28. Service bulletin. SUSPENSION:FRONT:STABILIZER BAR. CONNECTION ROD (FRONT & REAR) FOR STABILIZER. *TC PORSCHE. *TT |
| 102 | 2004-12-11. Service bulletin. STRUCTURE:BODY. MODIFIED REAR HARDTOP LOCKS. *TT |
| 0203 | 2004-12-10. Service bulletin. UNKNOWN OR OTHER. EXCHANGE ENGINES AND TRANSMISSIONS FOR WARRANTY. THIS BULLETIN REPLACES BULLETIN WTY0203 DATED 2-15-02. *TT |
| 300 | 2004-07-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEAKS IN AREA OF CRANKSHAFT SEALING RING IN FLYWHEEL SIDE MAY BE COMING FROM THE CRANKCASE AND INTERMEDIATE-SHAFT FLANGE BOLTS. *MJ |
| 11A01 | 2003-10-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CRANKCASES AND BEARING HOUSING USE FOR REPAIRS/REPLACEMENT PARTS. *TT |
| 2601 | 2003-06-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHAUST SYSTEM/SPORTS EXHAUST SYSTEM. *TT |
| 402 | 2003-05-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OILS APPROVED BY PORSCHE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.