1999 Porsche 911 Technical Service Bulletins

132 technical service bulletins (TSBs) are on record for the 1999 Porsche 911. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10222550Sep 30, 2022Equipment. Information for PIWIS tester update 41.400.000 & .010.
• 10222545Sep 26, 2022Equipment. Information for PIWIS tester update #41.375.050
• 10222533Sep 22, 2022Equipment. Information for PIWIS tester update #41.375.045.
• 10222527Sep 19, 2022Fuel system, Equipment. Parts information for parts withdrawal involving the fuel filler flap
• 10222515Sep 16, 2022Equipment. Information for PIWIS tester update #41.375.040
• 10219463Aug 30, 2022Equipment. Instructions on advanced technical information for the lubricant for the sunroof/sliding roof.
• 10219459Aug 26, 2022Equipment. Information for PIWIS tester update #41.300.000, .010 & .012
• 10219403Aug 19, 2022Equipment. Special tools information for new blitz table replacement castors.
• 10217276Jul 30, 2022Engine cooling. Overview of approved engine C20 engine oils for all Porsche models using this oil.
• 10217275Jul 30, 2022Engine cooling. Overview of approved engine C40 engine oils for all Porsche models using this oil.
• 10217271Jul 30, 2022Engine cooling. Instructions on the manufacturers certificate for approve Porsche A40 engine oils.
• 10217270Jul 30, 2022Engine cooling. Overview of approved engine C30 oils for Porsche models using C30 oils.
• 10217266Jul 27, 2022Equipment. Special tools and equipment for the VAG 1561 storage kit in foam with blades
• 10217171Jul 7, 2022Engine cooling, Equipment. Special tools information for VAS 5161A tool kit for valve cotter R&I and cylinder head repair
• 10209901Mar 30, 2022Brakes. Advanced technical information for a brake squeal.
• 10209869Mar 24, 2022Suspension. Technical information - adjust values for suspension alignment: using current values and observing specifcations.
• 10209855Mar 14, 2022Engine cooling. Parts information for parts withdrawal involving the valve spring. Part numbers affected are PAB109623 and 958109623.
• 10208683Feb 24, 2022Engine cooling. Instructions on the manufacturers certificate for allocation of approved engine oils up until MY2020. (starting back at MY1984). An overview of the approved engine oils.
• 10203103Oct 26, 2021Equipment. Special tools information for a new contact surface cleaning set.
• 10202984Oct 11, 2021Electrical system. Instructions on the Porsche Classic Communication Management Plus - PCCM Plus
• 10200776Aug 31, 2021Engine cooling. List of approved C20 engine oils for all Porsche models using C20 oil.
• 10200775Aug 31, 2021Engine cooling. List of approved engine C30 engine oils for all Porsche vehicles using C30 oil.
• 10200773Aug 31, 2021Engine cooling, Equipment. List of approved engine oils for all Porsche models using C40 oil.
• 10200879Aug 12, 2021Equipment. Special tools information on new Redline Dual Purpose Diagnostic Leak Locator.
• 10199871Jul 30, 2021Tires, Wheels. List of approved wheels, tires, and spacers for the 996 generation 911.
• 10198977Jun 25, 2021Equipment. Information on new PIWIS Tester update #40.300.020.
• 10198957Jun 18, 2021Equipment. Information on PIWIS tester update #40.300.000 & .010.
• 10198930Jun 11, 2021Equipment. Information on new PIWIS Tester update #40.250.040
• 10198802Jun 2, 2021Equipment. Information on new PIWIS Tester program for independent repair facilities.
• 10198792Jun 1, 2021Equipment. Information on Porsche PIWIS Tester update #40.250.030 & .035.
• 10194795May 21, 2021Equipment. Information on Porsche PIWIS Tester III Online Update 40.200.020.
• 10194761May 10, 2021Electrical system. Information on Porsche PIWIS Tester III Online Update 40.200.000, .010, .015 & .016.
• 10191742Apr 19, 2021Electrical system. Information on how to deal with a potential cyber security breach.
• 10189921Mar 30, 2021Equipment. Historical information on Porsche product evolution.
• 10189886Mar 26, 2021Equipment, Engine cooling. List of approved C20 style engine oils for classic and new Porsche models since 1984.
• 10189704Mar 5, 2021Engine cooling. List of approved A40 style engine oils for new and classic Porsche vehicles MY 1984 and newer.
• 10189703Mar 5, 2021Engine cooling. List of approved C40 engine oils for new and classic Porsche vehicles MY 1984 and newer.
• 10189702Mar 5, 2021Engine cooling. List of approved C30 engine oils for all new and Classic Porsche vehicles MY1984 and newer.
• 10189698Mar 5, 2021Engine cooling. List of approved C20 engine oils for all new and classic Porsche models 1984 and newer.
• 10189696Mar 5, 2021Equipment. Information on PIWIS Tester update 40.000.020 & .022.
• 10186489Jan 27, 2021Body and structure. Special tools information on a measuring and alignment system.
• 10185093Dec 3, 2020Engine cooling, Equipment. List of approved A40 style engine oils for new and classic Porsche models.
• 10185091Dec 3, 2020Engine cooling. List of approved C40 style engine oils for new and classic Porsche vehicles.
• 10182276Oct 28, 2020Engine cooling. Advanced Technical information on a NVH Lubrication kit.
• 10180508Sep 14, 2020Electrical system. Information on PIWIS Tester III Online Update 39.700.030
• 10180495Sep 8, 2020Electrical system. Information on PIWIS Tester III Online Update 39.700.020
• 10180488Sep 3, 2020Engine cooling. Overview of Approved Porsche C20 Engine Oils
• 10180482Sep 1, 2020Electrical system. Information on PIWIS Tester III Online Update 39.700.000, .010 & .012
• 10179274Aug 31, 2020Electrical system, Equipment. Information on Classic Radio options for the 996 and 986 models.
• 10176881Jun 25, 2020Equipment, Electrical system. Information on new PIWIS tester update 39.500.020 and .025.

← All problems reported for the 1999 Porsche 911