Clutch system issues due to contaminated fluid on Porsche 928

The hydraulic fluid for the clutch system may be overlooked; the fluid should be replaced regularly during brake fluid service. If aging or contaminated fluid is not replaced, there may be problems in the lines and actuating components, as well as clutch issues that are difficult to diagnose.
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Average mileage: (–)
5 model years affected: 1990, 1991, 1993, 1994, more1995
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