NHTSA investigationDP78010
Investigation DP78010: 1977 Freightliner Freightliner
- Status
- CLOSED
- Opened
- Nov 28, 1977
- Closed
- Apr 24, 1978
- Model years
- 1977
Subject
121 braking system, various problems
Component: Service brakes, hydraulic
Summary
121 braking system, various problems
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.