NHTSA safety investigation
NHTSA Investigation PE04015
Preliminary Evaluation · Navistar, Inc. · STEERING:HYDRAULIC POWER ASSIST:PUMP
An investigation is not a finding that a defect exists.
NHTSA opens an investigation to examine whether a safety defect may exist. An open investigation is not a determination that a defect exists, and many investigations close without a recall. Investigations can, however, lead to one.
What NHTSA is examining
The agency's own description of the inquiry, quoted as published
POWER STEERING STUD FAILURE
THIS INVESTIGATION WAS OPENED BASED ON A REPORT FROM A VIRGINIA SCHOOL BUS FLEET.THE FLEET REPORTED THAT ONE OF THEIR DRIVERS ALLEGED THAT SHE ?COULD NOT STEER THE BUS.?AN INSPECTION OF THE BUS REVEALED THAT THE POWER STEERING PUMP HAD DETACHED FROM THE ENGINE.THE FLEET THEN INSPECTED OTHER BUSES ON THE LOT AND FOUND FOUR BUSES WHERE THE BOLTS WERE EITHER MISSING, OR THE STUD HAD BROKEN.SUBSEQUENT STUD TESTING BY INTERNATIONAL REVEALED THE HARDNESS OF THE RETURNED STUDS WAS OUT OF SPECIFICATION.INTERNATIONAL HAS AGREED TO INITATE A SAEFTY RECALL TO INSPECT AND REPLACE THE STUDS ON THE AFFECTED VEHILCES. A COPY OF THE RECALL IS ATTACHED.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
An investigation is a separate record from a recall and from a manufacturer communication. A manufacturer campaign to repair a safety defect or a failure to meet a federal safety standard.
Investigation details
Identifiers, dates and outcome as recorded by NHTSA
- Action number
- PE04015
- Investigation type
- Preliminary Evaluation (PE)
- Status
- Closed
- Manufacturer
- Navistar, Inc.
- Component
- STEERING:HYDRAULIC POWER ASSIST:PUMP
- Opened
- Feb 18, 2004
- Closed
- Jun 4, 2004
- Associated recall campaign
- 04V250000
Vehicles named in this investigation
5 model years across 5 models
Being named here means NHTSA included the vehicle in the scope of its inquiry. It is not a statement that these vehicles have a defect.