1978 BUICK RIVIERA Recall

Campaign:

78V139000 on 10/11/1979

Component:

Engine and engine cooling:cooling system:fan

Manufactured:

07/31/1977 - 12/31/1977

Affected:

333,619

Defect:

The hub portion of the fan blade assembly could crack due to high stress levels generated during engine operating conditions. eventually, the blade could break apart at the hub and blade pieces could be propelled into the engine. if the hood is open while the engine is running, the fragments would be free to fly from the vehicle.

Correction:

Dealer will replace the fan blade assembly without charge to owner.

Notes:

Vehicle description: passenger vehicles.system: engine cooling; fan blade assembly.consequences of defect: fan failure could result in damage to components in theengine area, or personal injury to bystanders if the hood is open at the time.note: the vehicle should not be serviced with the hood open and the enginerunning until the defect is corrected.

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