NHTSA investigationDP94004
Investigation DP94004: 1988–1993 Buick Buick
- Status
- CLOSED
- Opened
- Jun 20, 1994
- Closed
- Aug 17, 1994
- Model years
- 1988–1993
Subject
Brake caliper corrosion
Component: Service brakes, hydraulic
Summary
Brake caliper corrosion
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.