NHTSA safety investigation
NHTSA Investigation EA89010
Engineering Analysis · General Motors, LLC · SERVICE BRAKES, HYDRAULIC
An investigation is not a finding that a defect exists.
NHTSA opens an investigation to examine whether a safety defect may exist. An open investigation is not a determination that a defect exists, and many investigations close without a recall. Investigations can, however, lead to one.
What NHTSA is examining
The agency's own description of the inquiry, quoted as published
BRAKE INEFFECTIVENESS
An investigation is a separate record from a recall and from a manufacturer communication. A manufacturer campaign to repair a safety defect or a failure to meet a federal safety standard.
Investigation details
Identifiers, dates and outcome as recorded by NHTSA
- Action number
- EA89010
- Investigation type
- Engineering Analysis (EA)
- Status
- Closed
- Manufacturer
- General Motors, LLC
- Component
- SERVICE BRAKES, HYDRAULIC
- Opened
- Jan 17, 1989
- Closed
- May 8, 1990
- Associated recall campaign
- None recorded
Vehicles named in this investigation
24 model years across 12 models
- Buick Century
- Buick Skyhawk
- Buick Skylark
- Cadillac Cimarron
- Chevrolet Cavalier
- Chevrolet Celebrity
- Oldsmobile Calais
- Oldsmobile Ciera
- Oldsmobile Firenza
- Pontiac 6000
- Pontiac Grand Am
- Pontiac Sunbird
Being named here means NHTSA included the vehicle in the scope of its inquiry. It is not a statement that these vehicles have a defect.