NHTSA investigationSQ99011
Investigation SQ99011: Vehicles
- Status
- CLOSED
- Opened
- Apr 15, 1999
- Closed
- Apr 22, 1999
- Model years
- —
Subject
Stop/turn/taillight may not function pro
Component: Exterior lighting
Summary
Utilmaster issued a service bulletin outlining the procedures for repairing the wiring harness on certain vehicles to correct a problem that effects the functionality of the rear stop, turn , and taillights.
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 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.