911 Carrera 4 Cabriolet (996) F6-3.4L (1999)
Technical Service Bulletin # 11/01
Date: 020308
Brakes - Booster Update/Installation Modifications
911 (996)
11/01 4470
Binder - Group 4 Running Gear
3/8/02
Brake Booster Seal at the Firewall Changed
Vehicle Type:
911 Carrera (996)/911 Carrera 4 (996)
Model Year:
From 1999 (X) to 2000 (Y)
Concern:
Brake booster seal at firewall has changed.
Information:
Due to a modification in the body firewall, the brake booster bellows and seal at the body fire wall was changed during model year '00 (Y). Replacement
brake boosters are only available with the latest style bellows.
The vehicles that will require modification when replacing the brake booster were produced before September 13, 1999, with the VIN numbers shown.
Part Numbers