NHTSA investigationDP00003
Investigation DP00003: 1973–1979 GMC C/K Pickup
- Status
- CLOSED
- Opened
- Aug 2, 2000
- Closed
- Oct 18, 2001
- Model years
- 1973–1979
Subject
Flex fan breakage
Component: Engine and engine cooling
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.