Excessive operating noise from the hydraulic brake booster pump
Porsche technical service bulletin GRP4/9506 for 1996 Porsche 911 and 1996 Porsche Carrera.
- Bulletin number
- GRP4/9506
- Component
- Service brakes, hydraulic: power assist: vacuum
- Summary
- Excessive operating noise from the hydraulic brake booster pump. To reduce the operating noise from the hydraulic brake booster pump, a damper (arrow, figure 1) can be installed between the pump and the brake system accumulator.
Vehicles covered
- Porsche 911 1996 1996
- Porsche Carrera 1996 1996
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