NHTSA Campaign 00V148000

STEERING:HYDRAULIC POWER ASSIST:PUMP

Issued by INTERNATIONAL TRUCK AND ENGINE · Reported May 23, 2000 · 4,534 vehicles affected

What's wrong

VEHICLE DESCRIPTION: SCHOOL/TRANSIT BUSES AND MEDIUM DUTY TRUCKS. THE CASTINGS USED ON THE POWER STEERING PUMPS WERE NOT BUILT TO MATCH THE ENGINEERING DRAWINGS, RESULTING IN A THIN WALL IN THE PUMP CASTING OR A COMPLETE CONNECTION OF TWO PASSAGES THAT ARE SUPPOSED TO BE SEPARATED TO CONTROL FLUID FLOW. THE FLUID FLOW MAY BE REDUCED TO LESS THAN THE MINIMUM REQUIRED FLOW RATE TO PROVIDE FULL POWER ASSIST TO THE BRAKE SYSTEM WITH LOW ENGINE SPEED.

Consequence

AN INCREASE IN STOPPING DISTANCE AT SLOW ENGINE SPEEDS CAN RESULT, INCREASING THE POSSIBILITY OF A CRASH.

Remedy

DEALERS WILL INSPECT AND REPLACE ALL PUMPS THAT HAVE THE DEFECTIVE CASTING NUMBERS.

Vehicles affected by this recall

Make Model Year Units
INTERNATIONAL HARVESTER 3400 2000 4,534
INTERNATIONAL HARVESTER 3800 2000 4,534
INTERNATIONAL HARVESTER 4700 4X2 2000 4,534
INTERNATIONAL HARVESTER 4700 LP 2000 4,534
INTERNATIONAL HARVESTER 4700 LPX 2000 4,534
INTERNATIONAL HARVESTER RE BUS 2000 4,534
INTERNATIONAL HARVESTER RE CMRCL 2000 4,534

Source: NHTSA Campaign 00V148000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.