Subject:  Adjusting Ring Gear                               Models: 911 Carrera

Bulletin Number: 83 – 12

Update to 911 Carrera Workshop Manual Volume II. G50 Transmission page 39-122. Step 9, second paragraph should read:

“Shim S1 is selected 0.70mm thinner and Shim S2 0.70mm thicker in order to have reverse for subsequent backlash adjustment.”

Please correct your Workshop Manuals accordingly.

Important Notice: Technical bulletins are intended for use by professional technicians, not a “Do-it-yourselfer.” They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Special tools may be required to perform certain operations identified in these bulletins. Use of tools and procedures other than those recommended in these may be detrimental to the safe operation of your vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle or that your vehicle will have that condition. See your Porsche Dealer for information whether your vehicle may benefit from the information. Part numbers listed in these bulletins are for reference only. Always check with your authorized Porsche dealer to verify correct part numbers.

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