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NHTSA safety investigation

NHTSA Investigation DP78003

Defect Petition · General Motors, LLC · SERVICE BRAKES, HYDRAULIC

ClosedDefect Petition

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.

Model years namedModel years in our database that NHTSA associated with this inquiry. Being named in an investigation says nothing about whether an individual vehicle has any problem.
1
1 model
Opened
Nov 17, 1977
Defect Petition
Closed
Apr 5, 1978
No associated recall recorded

What NHTSA is examining

The agency's own description of the inquiry, quoted as published

121 BRAKING SYSTEM, ERRATIC OPERATION

121 BRAKING SYSTEM, ERRATIC OPERATION

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
DP78003
Investigation type
Defect Petition (DP)
Status
Closed
Manufacturer
General Motors, LLC
Component
SERVICE BRAKES, HYDRAULIC
Opened
Nov 17, 1977
Closed
Apr 5, 1978
Associated recall campaign
None recorded

Vehicles named in this investigation

1 model year across 1 model

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.