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NHTSA investigationDP96009

Investigation DP96009: 1979 GMC Sierra

Status
CLOSED
Opened
Jun 18, 1996
Closed
Dec 3, 1996
Model years
1979

Subject

Flex fan failure

Component: Engine and engine cooling

Summary

Joseph e. Wallen of amdursky, pelky, fennell & wallen, p.c., representing mr. Bradford butler, petitioned the agency to investigate whether the flex fan blades (part number 336032) manufactured by canadian fram are alleged defective within the meaning of 49 u.s.c. Chapter 301.mr. Butler was serious injuried when he was struck by a broken piece of the fan blade

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.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.