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Home >> Fiat >> 1979 >> Strada Custom, 2D Hatchback, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Gasoline & Diesel Engine Trouble Shooting >> Diesel Engine Trouble Shooting >> Vacuum Pump Diagnosis >> Excessive Noise

Excessive Noise

Loose screws between pump and drive assembly.
Loose tube on pump assembly.
Valves not functioning properly.

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