1993 International Harvester 3800 Recalls

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NHTSA Campaign Number: 96V192000
Manufacturer: INTERNATIONAL TRUCK & ENGINE CORPORATION
Manufactured Begin Date: January 1st, 1981
Manufactured End Date: August 1st, 1994
Date of Owner Notification: December 10th, 1996

Defect Summary:
THESE BUSES HAVE A TURN SIGNAL LEVER THAT WILL NOT OPERATE CONSISTENTLY IN THE LANE CHANGE MODE IF THE LEVER IS NOT MOVED TO THE POSITION WHERE RESISTANCE TO MOVEMENT IS FELT.

Consequence Summary:
SHOULD THE REAR SIGNAL LAMPS NOT FLASH WHEN A LANE CHANGE WAS BEING MADE, IT COULD RESULT IN A VEHICLE FOLLOWING THE BUS TO COLLIDE WITH THE BUS INCREASING THE RISK OF PERSONAL INJURY AND/OR PROPERTY DAMAGE.

Corrective Summary:
OPERATORS WILL BE MAILED INFORMATION CONCERNING THE PROPER METHOD OF USING TURN SIGNALS. A DECAL WILL ALSO BE PROVIDED TO BE PLACED ON THE INSTRUMENT PANEL OF EACH BUS.

Recall Notes:
OWNER NOTIFICATION:INFORMATION AND DECALS WILL BE MAILED TO OWNER BEGINNING DECEMBER 10, 1996.NOTE:OWNERS NOT RECEIVING THIS INFORMATION FREE OF CHARGE WITHIN A REASONABLE TIME SHOULD CONTACT NAVISTAR AT 1-800-448-7825.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.

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NHTSA Campaign Number: 96V174000
Manufacturer: INTERNATIONAL TRUCK & ENGINE CORPORATION
Manufactured Begin Date: January 30th, 1992
Manufactured End Date: September 3rd, 1996
Date of Owner Notification: October 1st, 1996

Defect Summary:
THE WIRING FROM THE ELECTRONIC CONTROL UNIT WAS CONNECTED TO THE WRONG WHEEL SENSOR OR TO THE WRONG BRAKE MODULATOR VALVE. IT IS POSSIBLE THAT EITHER OR BOTH WIRING MAY HAVE OCCURRED AT EITHER THE FRONT OR REAR AXLE OR BOTH AXLES.

Consequence Summary:
SHOULD THE ANTI-LOCK BRAKING SYSTEM (ABS) WIRING BE CROSSED, IT WOULD RESULT IN A SIGNIFICANT DEGRADATION IN VEHICLE STOPPING DISTANCE. A SIGNAL WOULD BE SENT TO THE WRONG BRAKE CHAMBER WHEN A BRAKE IMBALANCE IS DETECTED. THIS CONDITION INCREASES THE RISK OF A VEHICLE ACCIDENT.

Corrective Summary:
DEALERS WILL INSPECT THE ABS WIRING AND, IF NECESSARY, PROPERLY CONNECT.

Recall Notes:
OWNER NOTIFICATION:OWNER NOTIFICATION IS EXPECTED TO BEGIN OCTOBER 8, 1996.NOTE:OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT NAVISTAR AT 1-800-448-7825.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.

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NHTSA Campaign Number: 96V041000
Manufacturer: INTERNATIONAL TRUCK & ENGINE CORPORATION
Manufactured Begin Date: March 1st, 1993
Manufactured End Date: February 1st, 1996
Date of Owner Notification: March 12th, 1996

Defect Summary:
THE FRONT WHEEL HUB CAN DEVELOP CRACKS AT THE WHEEL MOUNTING STUDS. WHEN MOUNTED TO THE HUB, THE HYDRAULIC BRAKE DISC ROTOR DOES NOT PROPERLY SUPPORT THE HUB AT THE WHEEL STUDS CAUSING EXCESSIVE STRESS AND FATIGUE CRACKS IN THE HUB.

Consequence Summary:
SHOULD SUFFICIENT CRACKS OCCUR, THE MOUNTING FLANGE PORTION OF THE HUB ALONG WITH THE WHEEL COULD SEPARATE FROM THE VEHICLE WITHOUT WARNING. SHOULD THIS OCCUR WHILE THE VEHICLE IS DRIVEN, THE DRIVER COULD LOSE CONTROL OF THE VEHICLE AND/OR THE SEPARATED WHEEL AND HUB COULD STRIKE ANOTHER VEHICLE, PEDESTRIAN OR PROPERTY.

Corrective Summary:
DEALERS WILL INSTALL NEW, REDESIGNED HUBS ON THESE VEHICLES.

Recall Notes:
SYSTEM: WHEELS; HUB. VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES AND MEDIUM DUTY TRUCKS BUILT WITH 9,000, 10,000, 11,000 OR 12,000 POUND FRONT AXLE, HYDRAULIC DISC BRAKES, AND HUB MOUNTED DISC WHEELS. NOTE: OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREEDUPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME, SHOULD CONTACT NAVISTAR AT 1-800-448-7825. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.

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NHTSA Campaign Number: 93V092000
Manufacturer: INTERNATIONAL TRUCK & ENGINE CORPORATION
Manufactured Begin Date: January 1st, 1990
Manufactured End Date: March 1st, 1993
Date of Owner Notification: June 1st, 1993

Defect Summary:
THE PRESSURE RELIEF VALVE WAS OMITTED IN THE AIR TANK. THE AIR TANK IS THE RESERVOIR FOR THE AIR SUSPENSION AND IS NOT BRAKE RELATED. WITHOUT THE PRESSURE RELIEF VALVE, THERE IS NO BACK-UP SYSTEM TO LIMIT AIR PRESSURE IN THE AIR SUSPENSION SYSTEM.

Consequence Summary:
LACK OF A BACK-UP SYSTEM TO LIMIT AIR PRESSURE BUILD UPCAN CAUSE EXCESSIVE PRESSURE IN THE AIR TANK AND CAN CAUSE THE TANK TO RUPTURE.THIS CAN RESULT IN PERSONAL INJURY TO ANYONE IN THE VICINITY.

Corrective Summary:
INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.

Recall Notes:
SYSTEM: SUSPENSION.VEHICLE DESCRIPTION: SCHOOL BUSES: MODELS 4700 AND 4900; HEAVY TRUCKS: MODELS3600, 3700, 3800, AND 3900FG; INCOMPLETE CHASSIS: MODEL 1652SC.