The defect
THE SPRING BRAKE CHAMBERS MOUNTED ON TAG AXLES WITH MOUNTING STUDS ALIGNED HORIZONTALLY INSTEAD OF VERTICALLY CAN RESULT IN FRACTURE OF THE BRAKE CHAMBER HOUSING BASE WHICH LIMITS THE APPLICATION OF SERVICE BRAKES ON THE AFFECTED WHEEL.
The risk
LIMITED APPLICATION OF SERVICE BRAKES ON A WHEELINCREASES STOPPING DISTANCE WHICH COULD RESULT IN AN ACCIDENT.
The remedy
REPLACE THE BRAKE CHAMBERS WITH CHAMBERS THAT HAVE BEEN REINFORCED FOR HORIZONTAL MOUNTING.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Freightliner | 1988, 1989, 1990, 1991, 1992, 1993 |
Components: SERVICE BRAKES, AIR:DISC:CHAMBER
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Freightliner | 1988 | 0 | 10 |
| Freightliner | 1989 | 2 | 5 |
| Freightliner | 1990 | 6 | 2 |
| Freightliner | 1991 | 0 | 1 |
| Freightliner | 1992 | 2 | 3 |
| Freightliner | 1993 | 4 | 1 |
Other service brakes, air recalls in 1993
6 of the 223 recall campaigns reported to NHTSA in 1993 concerned the service brakes, air; FREIGHTLINER CORP. filed 116 campaigns in all.
| 93V151000 15 Sept 1993 | DORSEY TRAILERS, INC. |
| 93V133000 11 Aug 1993 | DORSEY TRAILERS, INC. |
| 93V081000 17 May 1993 | BLUE BIRD BODY COMPANY |
| 93V070000 26 Apr 1993 | FREIGHTLINER CORP. |
| 93V020000 9 Feb 1993 | FREIGHTLINER CORPORATION |
NHTSA recalls (public domain) · all recalls of 1993