Vehicle recall 81V095000 · August 10, 1981
Chevrolet Citation, Oldsmobile Omega and 2 more models
Under certain conditions, the rear brakes could lock up without prior warning during high deceleration braking.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Under certain conditions, the rear brakes could lock up without prior warning during high deceleration braking. The problem may be caused by defective proportioner valves in the braking system.
- Remedy
- The dealer will inspect the brake system proportioner valves and if necessary install new valves.
- Notes
- Vehicle description: passenger vehicles with manual transmissions.system: service brakes; rear brakes.consequences of defect: rear brake lockup could cause a loss of vehicle controland an accident.
Recall details
- NHTSA campaign
- 81V095000
- Reported to NHTSA
- August 10, 1981
- Filed by
- GENERAL MOTORS CORP.
- Owner notification
- August 25, 1981
- Vehicles potentially affected
- 47,371
- Initiated by
- NHTSA’s Office of Defects Investigation
- Components
- Service brakes, hydraulic › Foundation components › Differential proportional valve
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Buick Skylark (1980): 1980
- Chevrolet Citation (1980): 1980
- Oldsmobile Omega (1980): 1980
- Pontiac Phoenix (1980): 1980
Has your Buick been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Buick dealer can also check your VIN. Recall repairs are free.