Engine and engine cooling: cooling system: fan (American Caterpillar)
Vehicle equipment recall 78E-008. NHTSA received CATERPILLAR TRACTOR CO.’s report on Apr 13, 1978.
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The short answer
NHTSA received CATERPILLAR TRACTOR CO.’s report on Apr 13, 1978. Copied from NHTSA on Oct 20, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
The notice gives no hazard in a field of its own.
ABNORMAL PRESSURE PULSES GENERATED DURING ENGINE OPERATION MAY LEAD TO CRACKING AND FRAGMENTING OF THE FAN BLADES.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- NHTSA’s part: Engine and engine cooling: cooling system: fan.
What should you do?
THE DEALER WILL INSPECT AND MAKE NECESSARY MODIFICATIONS TO ELIMINATE PRESSURES ON THE FAN.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- How to reach the firm: VEHICLE CATEGORY: TRUCKS.SYSTEM: ENGINE AND ENGINE COOLING; FAN, MODEL 9L3999.CONSEQUENCES OF DEFECT: BLADE FRAGMENTS MAY BE PROPELLED OUTWARDS, DAMAGINGOTHER ENGINE COMPONENTS, AND IF THE HOOD IS OPEN AND THE ENGINE IS RUNNING,THESE FRAGMENTS MAY CAUSE SERIOUS INJURY TO PERSONS IN THE AREA.NOTE: VEHICLE SHOULD NOT BE SERVICED WITH THE HOOD OPEN AND THE ENGINE RUNNINGUNTIL THE DEFECT IS CORRECTED.
Which ones are recalled?
NHTSA counts 29 items potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- American Caterpillar American CaterpillarNHTSA gives no dates made
Who is recalling it?
- Made by CATERPILLAR TRACTOR CO..
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Which ones, by part or lot: the recall’s report on NHTSA’s site gives them where the maker did; this file gives part numbers only where its maker listed them.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 20, 2026 and checked Oct 20, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 20, 2026.