1987 Buick Lesabre defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 1987 Buick Lesabre. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• BRAKE FAILURE
  Engineering Analysis EA90017 · opened Mar 26, 1990 · closed Apr 22, 1991

  There is no summary currently available

• BRAKE FAILURE
  Preliminary Evaluation PE89171 · opened Sep 26, 1989 · closed Mar 26, 1990

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• REAR BRAKE PIN
  Engineering Analysis EA89028 · opened Jul 28, 1989 · closed Jul 27, 1990

  Summary:these vehicles have rear drum brakes.the parking lever pivotpin is held by an e ring.when the ring fails, parts of the ring andpin fall loose into the drum and may jam the brake, locking the wheel.a stronger e ring is used in 1988 and newer cars.this investigationhas been expanded to include gms c body cars lis…

• REAR BRAKE PIN
  Preliminary Evaluation PE89101 · opened Mar 15, 1989 · closed Jul 28, 1989

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• ANTI LOCK BRAKES
  Preliminary Evaluation PE89098 · opened Mar 10, 1989 · closed May 17, 1989

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• THROTTLE NON-RETURN
  Compliance Investigation C89001 · opened Mar 6, 1989 · closed Jan 16, 1990

  There is no summary currently available

• INSTRMNT LIGHT ON WINDSHLD
  Preliminary Evaluation PE88021 · opened Feb 1, 1988 · closed Mar 15, 1988

  There is no summary currently available

• STALLING
  Engineering Analysis EA87022 · opened Aug 27, 1987 · closed Nov 27, 1991

  Summary:the complaints allege that stalling is due to various faultycomponents of the fuel injection and/or ignition system. The followingmodels are involved:buick electra, lesabre, rivera, century; olds cutlassciera, 88, 98, toronado; pontiac bonneville.status:this investigation is ongoing.we are continuing to analyze…

• THROTTLE SYSTEM FAILURE
  Preliminary Evaluation PE87041 · opened Aug 4, 1987 · closed Nov 30, 1987

  Summary of information from manufacturer:gm reported knowledge of 137owner complaints, 317 field reports, and 2 lawsuits, in addition to thereports received directly by the nhtsa.the reports received by gm citethe occurrence of 263 accidents,including 77 injury accidents, 100 injuriesand 1 fatality.several possible mod…