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.
Safety risk
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.
Manufacturer remedy
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.
THE WIRE END OF THE HAND THROTTLE CABLE PASSES THROUGH A SPLIT PLASTIC GROMMET IN THE ACCELERATOR ROD. THIS WIRE CAN WORK THROUGH THE SLOT IN THE GROMMET AND BECOME LODGED BETWEEN THE GROMMET AND THE EDGE OF THE HOLE IN THE ACCELERATOR ROD.
Safety risk
IF THE THROTTLE WIRE BECOMES LODGED, THE ACCELERATOR CAN STICK AND NOT RETURN TO IDLE POSITION POTENTIALLY AFFECTING THE OPERATOR'S ABILITY TO CONTROL THE VEHICLE AND INCREASING THE POTENTIAL FOR AN ACCIDENT.
Manufacturer remedy
DEALERS WILL REPAIR BUSES BY INSTALLING A NEW CABLE GROMMET WITHOUT A SLOT; INSTALL A NEW CABLE STOP; AND READJUST THE THROTTLE CABLE.
THE FUEL TANK WAS PUNCTURED, RESULTING IN FLUID LOSSGREATER THAN ALLOWED BY FMVSS 301, "FUEL SYSTEM INTEGRITY". FUEL SPILLS INA COLLISION COULD LEAD TO A VEHICLE FIRE IF EXPOSED TO A SOURCE OF IGNITION.
Manufacturer remedy
MODIFY THE FUEL TANK CAGE TO COMPLY WITH FMVSS 301.
Service brakes, hydraulic: power assist: hydraulic: hoses, lines/piping, and fittings
Manufacturer
NAVISTAR INTL CORP.
Vehicles affected
10,459
Reported to NHTSA
1989-12-11
Owners notified
1989-12-07
Defect description
THE THROTTLE VALVE INSIDE THE HYDRAULIC BRAKE BOOSTER MAY DEFORM FROM BUILDUP OF HEAT AND PRESSURE AND CLOSE-OFF FLUID RETURN PORTS.
Safety risk
THIS COULD CAUSE EXCESSIVE PRESSURE BUILDUP IN THEBOOSTER CAUSING THE BRAKES TO SELF APPLY WITH A SEVERE UNEXPECTED STOP. THISCONDITION COULD ALSO RESULT IN LOSS OF POWER STEERING ASSIST. EITHER CONDITIONCOULD RESULT IN AN ACCIDENT.
Manufacturer remedy
REPLACE BRAKE BOOSTER ASSEMBLY.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
Component
Complaints
Median mileage
Power train: automatic transmission: torque converter
1
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Structure: frame and members
1
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Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.