Engineering Analysis · Closed
REAR BRAKE PIN
Action number
EA89028
Opened
Jul 28, 1989
Closed
Jul 27, 1990
Outcome
Closed without recall
Manufacturer: General Motors, LLC
What NHTSA is examining
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 listed above (e ring commonto all cars shown).===
Vehicles under investigation
1986 Buick Electra1987 Buick Electra1986 Buick Lesabre1987 Buick Lesabre1986 Cadillac Deville1987 Cadillac Deville1986 Oldsmobile 881987 Oldsmobile 881986 Oldsmobile 981987 Oldsmobile 981986 Pontiac Bonneville1987 Pontiac Bonneville
Source: NHTSA Office of Defects Investigation records, updated daily. An investigation is not a determination that a defect exists; many probes close without a recall.