NHTSA investigationDP77006
Investigation DP77006: Vehicles
- Status
- CLOSED
- Opened
- —
- Closed
- Oct 24, 1986
- Model years
- —
Subject
Failure of rear air brake system
Summary
Failure of rear air brake system
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.