Cummins Cummins Recalls

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NHTSA Campaign Number: 88E015000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: December 1st, 1987
Manufactured End Date: March 1st, 1988
Date of Owner Notification: July 25th, 1988

Defect Summary:
THE ENGINE OIL COOLER GASKET MAY FAIL AND ALLOW OIL TO LEAK INTO THE ENGINE COMPARTMENT.

Consequence Summary:
DURING HIGH TEMPERATURE ENGINE OPERATION, LOSS OFLUBRICANT MAY OCCUR RAPIDLY AND LEAD TO ENGINE DAMAGE OR FIRE RESULTING FROM THELUBRICATING OIL SPRAYED FROM THE GASKET RUPTURE ONTO THE HOT EXHAUST SYSTEM.

Corrective Summary:
INSTALLATION OF A NEW TYPE GASKET WITH A STEEL CORE.

Recall Notes:
SYSTEM: LUBRICATION/ENGINE.VEHICLE CATEGORY: HEAVY TRUCKS.

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NHTSA Campaign Number: 88E010000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: January 1st, 1977
Manufactured End Date: January 1st, 1988
Date of Owner Notification: March 31st, 1988

Defect Summary:
THE CLUTCH MOUNTING HOLES WERE NOT DRILLED DEEP ENOUGH TO SECURE THE CLUTCH TO THE FLYWHEEL.

Consequence Summary:
THIS INADEQUATE DEPTH OF MOUNTING HOLES ALLOWS THEATTACHING CAPSCREWS TO BOTTOM OUT AND NOT COMPRESS THE LOCKWASHER OR SECURE THECLUTCH TO THE FLYWHEEL. THIS COULD RESULT IN THE CLUTCH SEPARATING FROM THEFLYWHEEL WHILE THE ENGINE IS OPERATING.

Corrective Summary:
RETAP ATTACHING HOLES TO PROPER DEPTH TO ADEQUATELY SECURE THE CLUTCH TO THE FLYWHEEL.

Recall Notes:
VEHICLE CATEGORY: HEAVY DUTY TRUCKS AND BUSES.

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NHTSA Campaign Number: 88E006000
Manufacturer: CUMMINS INC.
Date of Owner Notification: January 6th, 1988

Defect Summary:
THE ELECTRONIC FUEL CONTROL BYPASS VALVE ON THE FUEL PUMP MAY MALFUNCTION WHEN IN THE BYPASS MODE.

Consequence Summary:
IF THE ABOVE CONDITION EXISTS, THE ENGINE COULDACCELERATE TO FULL THROTTLE UNEXPECTEDLY IF CRUISE CONTROL OR POWER TAKE OFFFUNCTION IS ACTIVATED.

Corrective Summary:
THE ELECTRONIC FUEL CONTROL BYPASS VALVE HAS BEEN REDESIGNED TO PREVENT LOSS OF THROTTLE CONTROL WITH THE PACE SYSEMS WHEN OPERATING IN CRUISE CONTROL.

Recall Notes:
SYSTEM: ELECTRONIC FUEL CONTROL SYSTEM.(PACE)VEHICLE CATEGORY: HEAVY DUTY TRUCKS.

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NHTSA Campaign Number: 87E007000
Manufacturer: CUMMINS INC.
Date of Owner Notification: March 10th, 1987

Consequence Summary:
IF THE THROTTLE STICKS IN AN OPEN POSITION THE VEHICLECOULD BECOME UNCONTROLABLE AND RESULT IN VEHICLE CRASH.

Corrective Summary:
INSTALL A THROTTLE LINKAGE KIT TO MEET THE REQUIREMENTS OF FMVSS 124.

Recall Notes:
SYSTEM: ACCELERATOR CONTROL FMVSS 124.VEHICLE CATEGORY: TRUCKS.DESCRIPT ION OF DEFECT: DURING TRUCK BODY ASSEMBLY THE THROTTLE LINKAGE WASINSTALLED IN SUCH A WAY IT COULD CAUSE IT TO HANG UP ON THE DOG HOUSE.FAILSTO MEET REQUIREMENT OF FMVSS 124.

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NHTSA Campaign Number: 86E002000
Manufacturer: CUMMINS INC.
Date of Owner Notification: January 16th, 1986

Defect Summary:
ACCELERATOR CONTROL SYSTEM FAILED TO MEET REQUIREMENTS OF FMVSS 124, WHICH REQUIRES THAT WHEN THE THROTTLE LINKAGE FAILS, THE ENGINE SPEED RETURNS TO IDLE. THE SECONDARY THROTTLE LEVER RETURN SPRING AND MOUNTING BRACKET WERE OMITTED DURING ENGINE TO CHASSIS ASSEMBLY. CONSEQUENCE OF DEFECT: SHOULD THE MAIN THROTTLE SPRING BREAK DURING OPERATION THE THROTTLE COULD REMAIN OPEN RESULTING IN A RUNAWAY ENGINE WITH POSSIBLE CRASH.

Corrective Summary:
INSTALL SECONDARY SPRING AND BRACKET ON ALL SUSPECTED ENGINES.

Recall Notes:
SYSTEM: ACCELERATOR.VEHICLE CATEGORY: TRUCKS EQUIPPED WITH B SERIES, 4BT 3.9 LITER ENGINES.

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NHTSA Campaign Number: 86E003000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: January 1st, 1985
Manufactured End Date: January 1st, 1986
Date of Owner Notification: January 28th, 1986

Defect Summary:
DUE TO INADEQUATE BONDING, THE CRANKSHAFT VIBRATION DAMPER ASSEMBLY COULD SEPARATE. CONSEQUENCE OF DEFECT: THE CRANKSHAFT VIBRATION DAMPER ASSEMBLY COULD SEPARATE UPON FAILURE OF THE BONDING AGENT AND BECOME A PROJECTILE. THE ENGINE COMPARTMENT MAY CONTAIN THE PROJECTILE. HOWEVER, IF THE HOOD IS OPEN, THE PROJECTILE MAY SERIOUSLY INJURY ANYONE NEAR THE TRUCK.

Corrective Summary:
REPLACE WITH NEW CRANKSHAFT VIBRATION DAMPER.

Recall Notes:
SYSTEM: ENGINE/CRANKSHAFT.VEHICLE CATEGORY: TRUCKS EQUIPPED WITH THIS 8.3 LITER, C SERIES ENGINE.

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NHTSA Campaign Number: 85E016000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: January 1st, 1984
Manufactured End Date: April 1st, 1985

Defect Summary:
THE STOP PIN WHICH IS SWAGED INTO THE THROTTLE LEVER, SO AS TO ALLOW THE THROTTLE LEVER TO ABSORB EXCESSIVE THROTTLE LINKAGE TRAVEL AND MAINTAINING THE ABILITY TO CONTROL THE ENGINES SPEED. THIS STOP PIN COULD BE A MISMATCH AND COULD LOOSEN CAUSING THE LEVER STOP PIN ASSEMBLY TO FALL APART. CONSEQUENCE OF DEFECT: THIS CONDITION, CAUSES THE TENSIONING SPRING ATTACHED TO THE THROTTLE LEVER ASSEMBLY TO SEPARATE FROM THE LEVER CAUSING THE THROTTLE LEVER TO EITHER MOVE TO FULL THROTTLE POSITION, TO THE IDLE POSITION, OR REMAIN IN THE POSITION THE LEVER WAS IN AT THE MOMENT OF FAILURE. THIS COULD CAUSE THE VEHICLE TO BE UNCONTROLABLE AND RESULT IN AN ACCIDENT AND PERSONAL INJURY.

Corrective Summary:
ALL THROTTLE LEVER ASSEMBLIES WILL BE REPLACED WITH NEW MODIFIED TYPE TO ELIMINATE THE POTENTIAL DEFECT.

Recall Notes:
VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH CUMMINS ENGINES.SYSTEM: THROTTLE LINKAGE.

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NHTSA Campaign Number: 83E014000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: July 1st, 1983
Manufactured End Date: August 1st, 1983
Date of Owner Notification: November 4th, 1983

Defect Summary:
THE THROTTLE MAY HAVE A PROTRUSION WHICH CAN BE IMPEDED BY THE FUEL PUMP COVER AND CAUSE LOSS OF ACCELERATOR CONTROL. THE INTERFERENCE OCCURS BETWEEN THE THROTTLE LEVER STOP PIN AND A RIVET SECURING A SIDE PLATE ON THE FUEL PUMP HOUSING.

Corrective Summary:
THE THROTTLE LEVER STOP PIN WILL BE GROUND FLUSH TO THE THROTTLE LEVER ON THE FUEL PUMP SIDE.

Recall Notes:
VEHICLE CATEGORY: TRUCKS EQUIPPED WITH CUMMINS ENGINES, MODELS NH AND K.SYSTEM: FUEL; THROTTLE LEVERS.CONSEQUENCES OF DEFECT: A JAMMED THROTTLE CAN RESULT IN LOSS OF VEHICLE CONTROLPOSSIBLY LEADING TO AN ACCIDENT. SERIOUS ENGINE DAMAGE OR PERSONAL INJURY CANALSO OCCUR.NOTE: UNITS CONTAINING THE SUSPECT ENGINES SHOULD NOT BE DRIVEN UNTIL INSPECTEDAND CORRECTED.

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NHTSA Campaign Number: 82E007000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: January 1st, 1978
Manufactured End Date: May 1st, 1981
Date of Owner Notification: May 11th, 1982

Defect Summary:
IT IS POSSIBLE THAT THE WALL THICKNESS OF THE ENGINE MOUNTING PAD IS OUTSIDE OF DESIGN SPECIFICATIONS. IF THIS CONDITION EXISTS, FAILURE OF THE MOUNTING PAD IN A BUS APPLICATION COULD CAUSE THE ENGINE TO FALL TO THE ROADWAY.

Corrective Summary:
ALL SUSPECT CYLINDER BLOCKS FOUND TO CONTAIN THE DEFECT WILL BE MODIFIED AS GOOD ENGINEERING DICTATES, UNTIL NEW CYLINDER BLOCKS CAN BE INSTALLED.

Recall Notes:
VEHICLE CATEGORY: BUSES EQUIPPED WITH CUMMINS ENGINES.SYSTEM: ENGINE; CYLINDER BLOCK MOUNTS, PART NO. 188980.CONSEQUENCES OF DEFECT: IF THE ENGINE FALLS, THE FUEL, LUBE OIL, COOLANT ANDPOWER STEERING LINES WILL BE SEVERED. THIS COULD CAUSE LOSS OF VEHICLE CONTROLAND AN ACCIDENT. THE ENGINE, LYING IN THE ROADWAY, COULD ALSO CAUSE AN ACCIDENTINVOLVING OTHER VEHICLES.

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NHTSA Campaign Number: 82E002000
Manufacturer: CUMMINS INC.
Manufactured Begin Date: November 1st, 1981
Manufactured End Date: November 1st, 1981
Date of Owner Notification: January 13th, 1982

Defect Summary:
IT IS POSSIBLE THAT THE FLYWHEELS IN SOME OF THE INVOLVED ENGINES HAVE CRACKS LOCATED WITHIN THE PILOT BORE AREA. THESE CRACKS MAY PROGRESS UNDER OPERATIONAL STRESSES AND LEAD TO FRAGMENTATION OF THE FLYWHEEL.

Corrective Summary:
THE MANUFACTURER WILL INSPECT AND, IF NECESSARY, REPLACE THE ENGINE FLYWHEEL WITHOUT CHARGE TO OWNER.

Recall Notes:
VEHICLE CATEGORY: TRUCKS.SYSTEM: ENGINE; FLYWHEEL.CONSEQUENCES OF DEFECT: A BROKEN FLYWHEEL WOULD CAUSE THE ENGINE TO STOPFUNCTIONING. A DISABLED VEHICLE COULD CAUSE AN ACCIDENT ON THE ROAD.

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NHTSA Campaign Number: 75E033000
Manufacturer: CUMMINS INC.
Date of Owner Notification: June 25th, 1975

Recall Notes:
KT450 AND KTA600 ENGINES.ENGINE GEAR DRIVEN FAN.POSSIBILITY THAT THE GEARDRIVEN FAN HUB ASSEMBLY WHICH INCORPORATES A RUBBER ISOLATER BETWEEN TWOMEMBERS.THIS RUBBER MATERIAL MAY BE OF INSUFFICIENT QUALITY.UNDER NORMALENGINE OPERATION, THE ISOLATOR MAY DETERIOTATE RESULTING IN SEPARATION OF THEINNER AND OUTER FAN HUB MEMBERS.IF THIS OCCURS WHILE ENGINE IS RUNNING, FANWILL COME LOOSE AND BE DRIVEN INTO THE RADIATOR, METAL FRAGMENTS COULD BEEJECTED AND POSSIBLY CAUSE SERIOUS INJURY TO VEHICLE OCCUPANTS OR PERSONS INTHE VICINITY.(CORRECT BY INSPECTING AND IMPROVED DESIGNED MATERIALS).MATERIALS)%CT B