The defect
THE HYDRAULIC STEEL BRAKE LINES FROM THE MASTER CYLINDER TO THE FRAME FITTINGS ARE EXPERIENCING VERTICAL FLEXING WHICH CAUSES FATIGUE CRACKS AT THE FRAME END OF THE ASSEMBLY, RESULTING IN BRAKE FLUID LEAKAGE. THIS CAN OCCUR IN ONE OR BOTH OF THE STEEL BRAKE LINES. IN EITHER CASE, THE BRAKE WARNING LIGHT WILL COME ON AND THE LOW PRESSURE BUZZER WILL ACTIVATE.
The risk
SHOULD A CRACK AND LEAKAGE DEVELOP IN ONE OF THE LINES,HALF OF THE BRAKING SYSTEM CAPABILITY COULD BE LOST, IMPAIRING THE STOPPINGABILITY OF THE VEHICLE. IF BOTH BRAKE LINES FAIL, THE ENTIRE SERVICE BRAKINGSYSTEM WILL BECOME INOPERATIVE. IN EITHER CASE, AN ACCIDENT COULD RESULT,CAUSING DAMAGE TO THE VEHICLE AND PERSONAL INJURY.
The remedy
NAVISTAR DEALERS WILL INSTALL A NEW, REDESIGNED PRIMARY AND SECONDARY BRAKE LINE FROM THE MASTER CYLINDER TO THE FRAME RAIL FITTINGS.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| International Harvester 3600 | 1992, 1993, 1994 |
Components: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| International Harvester 3600 | 1992 | 0 | 8 |
| International Harvester 3600 | 1993 | 0 | 6 |
| International Harvester 3600 | 1994 | 0 | 6 |
Other service brakes, hydraulic recalls in 1993
20 of the 223 recall campaigns reported to NHTSA in 1993 concerned the service brakes, hydraulic; INTERNATIONAL TRUCK AND ENGINE filed 97 campaigns in all.
| 93V214000 14 Dec 1993 | GENERAL MOTORS CORP. |
| 93V205000 7 Dec 1993 | PORSCHE CARS N.A. INC. |
| 93V171000 19 Oct 1993 | GENERAL MOTORS CORP. |
| 93V156000 24 Sept 1993 | CARPENTER INDUSTRIES, INC. |
| 93V152000 15 Sept 1993 | GENERAL MOTORS CORP. |
| 93V146000 13 Sept 1993 | FORD MOTOR COMPANY |
| 93V141000 26 Aug 1993 | CRANE CARRIER COMPANY |
| 93V119000 2 Aug 1993 | GENERAL MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 1993