GMC C600 1973: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Make : GMC Model : C600 Year : 1973
Build Dates : 1972-08-01 - 1977-12-01
NHTSA CAMPAIGN ID Number : 78V005000
Date Owner's Notified: 1978-03-24 Date Received by ODI: 1978-01-10 Date Added to Database: 1979-10-12
Manufacturers Involved: Ford Motor Company
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Potential Number Of Units Affected : 4869
Summary:
      THE ENGINE COOLING FAN BLADES MAY CRACK FROM VIBRATIONAL MOTION. BLADE FRAGMENTS MAY SEPARATE WITHOUT PRIOR WARNING FROM A CRACKED BLADE WHILE THE VEHICLE IS IN OPERATION.
Consequence:
     
Remedy:
      THE DEALER WILL REPLACE EXISTING FAN WITH A SERVICE FAN OF A NEW DESIGN, AT NO CHARGE.
Report Initiator: ODI V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH 361, 389 OR 391 FT ENGINES AND AT-540TRANSMISSIONS.SYSTEM: ENGINE; ENGINE COOLING FAN BLADES.CONSEQUENCES OF DEFECT: THE BLADE FRAGMENTS COULD DAMAGE ENGINE COMPONENTS AND,IF THE HOOD IS OPEN WHILE THE ENGINE IS RUNNING, THE FRAGMENTS COULD FLY OUTAND CAUSE INJURY TO PERSONS IN THE VICINITY.NOTE: THE ENGINE SHOULD NOT BE OPERATED WITH THE HOOD OPEN UNTIL THE ENGINE FANHAS BEEN REPLACED.