The defect
THE POWER BRAKE BOOSTER MAY HAVE BEEN IMPROPERLY MACHINED CAUSING STRESS AND POSSIBLY CRACKS IN THE MASTER CYLINDER WHERE IT IS ATTACHED TO THE POWER BRAKE BOOSTER.
The remedy
COMPONENTS WILL BE INSPECTED FOR IMPROPER MACHINING AND, IF FOUND, MASTER CYLINDER AND POWER BRAKE BOOSTER WILL BE REPLACED.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| BMW 533 | 1984 |
| BMW 633 | 1984 |
| BMW 733 | 1984 |
Components: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| BMW 533 | 1984 | 0 | 1 |
| BMW 633 | 1984 | 1 | 1 |
| BMW 733 | 1984 | 0 | 1 |
Other service brakes, hydraulic recalls in 1984
19 of the 164 recall campaigns reported to NHTSA in 1984 concerned the service brakes, hydraulic; BAYERISCHE MOTOREN WERKE filed 145 campaigns in all.
| 84V158000 19 Dec 1984 | BLUE BIRD BODY COMPANY |
| 84V144000 14 Nov 1984 | VOLKSWAGEN OF AMERICA,INC |
| 84V137000 30 Oct 1984 | VOLKSWAGEN OF AMERICA,INC |
| 84V135000 23 Oct 1984 | FORD MOTOR COMPANY |
| 84V134000 16 Oct 1984 | GENERAL MOTORS CORP. |
| 84V123000 10 Oct 1984 | FORD MOTOR COMPANY |
| 84V096000 22 Aug 1984 | VOLKSWAGEN OF AMERICA,INC |
| 84V093000 17 Aug 1984 | GENERAL MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 1984