Subject: Transmission Noise Models: 911 Carrera/Coupe/Targa 1987
Bulletin Number: 88 – 06
G50 Transmission from 1987 Model Year
Misalignment between the transmission and engine mounts may cause stress resulting in the transfer of transmission noises to the vehicle body.
In case of transmission noise complaints, loosen all four engine carrier bolts together (see picture) and retorque to 40 Nm (29 ft. lbs.).
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 bulletins may be detrimental to the safe operation of your vehicle. Properly trained technicians have the equipment, tools, safety instruction 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 on 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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