Cooling system: fanRecall 78V-139 · Buick and Chevrolet vehicles
GENERAL MOTORS CORP. recall 78V-139 covers 333,619 Buick and Chevrolet vehicles for a cooling system: fan problem, reported to NHTSA on June 13, 1978.
Source: NHTSA recall 78V139000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
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.
The fix
DEALER WILL REPLACE THE FAN BLADE ASSEMBLY WITHOUT CHARGE TO OWNER.
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.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from August 1, 1977 to January 1, 1978. Not every vehicle in these model years is included; check by VIN.