1994 INTERNATIONAL HARVESTER 4700 Recalls (2)

Campaign:
94V144000 on 08/16/1994
Component:
Engine and engine cooling:engine:gasoline:turbo-charger
Manufactured:
12/31/1993 - 02/28/1994
Affected:
373
Defect:
Four compression backplate retaining fasteners on the turbo-charger were torqued only hand tight. this allows the fasteners to loosen, and causes oil to leak into the compressor air side of the turbo-charger which, when coupled with the heat precipitated by the compressor and the mixing action of the compressor wheel, can result in an air/oil mixture that fuels the engine.
Consequence:
When this occurs, engine run-on and subsequent loss of operator control via the normal throttle mechanism can occur, which could result in a vehicle accident.
Correction:
Replace the suspect turbo-charger with a new turbo-charger.
Notes:
System: engine; turbo-charger.vehicle description: trucks and buses equipped with navistar i-6 engines.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided within a reasonable time free of charge or the remedy does not correct the defect, please contact navistar at 1-800-448-7825. also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.

Campaign:
94V196000 on 10/27/1994
Component:
Vehicle speed control:accelerator pedal
Manufactured:
12/31/1993 - 05/31/1994
Affected:
6,449
Defect:
The base of the electronic accelerator pedal is made of die cast aluminum. the base mounts directly to the cab firewall. the cab firewall is not rigid enough or flat enough at the mounting surface, causing stress on the accelerator base that will cause the mounting pads on the base of the pedal assembly to fail and totally separate from the firewall.
Consequence:
This can cause loss of speed control, driver distraction, and result in an accident.
Correction:
Dealers will inspect the accelerator pedal assembly and install a plate between the accelerator mounting base and the firewall on those units where the base is not broken and has no visible signs of a crack. if the base is broken or cracked, the accelerator assembly will be replaced with a new redesigned accelerator pedal assembly.
Notes:
System: fuel; throttle linkages and control; pedal.vehicle description: transit buses, school buses, heavy and medium duty trucks.note: if the vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time or the remedy does not correct the defect, please contact navistar at 1-800-448-7825. also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.

1994 INTERNATIONAL HARVESTER 4700 TSBs (2)

Bulletin:
G94907
Component:
063200 engine and engine cooling:exhaust system:manifold/header/muffler/tail pipe
Summary:
install a vertical tail pipe mounting bracket cab reinforcement. *sd
Bulletin:
RCL/G94507
Component:
181000 vehicle speed control:accelerator pedal
Summary:
safety recall (u.s. export electronic accelerator pedal 2574, 2674, 3600, 4700, 8100 and 8200 models.*sd

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