Investigation EA85036: 1977–1983 Freightliner Freightliner

Status

CLOSED

Opened

Jul 31, 1985

Closed

May 22, 1987

Model years

1977–1983

Subject

Failure of spring hangers

Component: Suspension

Summary

Summary of information from manufacturer:freightliner believes thatloosening of the rear suspension spring hanger bracket mounting bolts doesnot pose a hazard to motor vehicle safety.they state that the looseningof such fasteners does not significantly affect control of the vehicle.they claim that separation of these bolts would occur only if the operatorwere negligent by repeatedly failing to do the required maintenance.analysis:lack of maintenance on attaching hardware appears to be theprimary cause of the alleged problem.freightliner rectified the problemby switching to a larger fastener in 1983.status:at freightliner's request, a meeting was held on march 2, 1987 inresponse to our recall request letter of february 3rd.during the meetingfreightliner was granted an extension (until march 23, 1987) to reply tothe recall request. Reply received on 3/20/87.freightliner declined torecall.this ea was closed on 5/22/87.===

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.