ON CERTAIN TRUCKS BUILT WITH 8,000 OR 6,000 POUND FRONT AXLES AND FOUR-PIECE SPINDLE NUT SETS, PREMATURE FRONT ,WHEEL BEARING WEAR MAY BE CAUSED BY INCONSISTENT BEARING ENDPLAY ADJUSTMENT.
ON CERTAIN TRUCKS BUILT WITH 8,000 OR 6,000 POUND FRONT AXLES AND FOUR-PIECE SPINDLE NUT SETS, PREMATURE FRONT ,WHEEL BEARING WEAR MAY BE CAUSED BY INCONSISTENT BEARING ENDPLAY ADJUSTMENT.
ON CERTAIN TRUCKS AND BUSES EQUIPPED WITH CUMMINS ELECTRONIC CONTROL MODULES ON THE C8.3G AND L10G ENGINES, THE ECM DOES NOT HAVE THE ABILITY TO DETECT A THROTTLE FAIL-SAFE ENGINE SHUTDOWN COMMAND. THIS COULD RESULT IN AN UNANTICIPATED, UNCOMMANDED OPEN THROTTLE CONDITION WITHOUT WARNING.
ON CERTAIN TRUCKS AND BUSES EQUIPPED WITH CUMMINS ELECTRONIC CONTROL MODULES ON THE C8.3G AND L10G ENGINES, THE ECM DOES NOT HAVE THE ABILITY TO DETECT A THROTTLE FAIL-SAFE ENGINE SHUTDOWN COMMAND. THIS COULD RESULT IN AN UNANTICIPATED, UNCOMMANDED OPEN THROTTLE CONDITION WITHOUT WARNING.
ON CERTAIN TRUCKS AND BUSES EQUIPPED WITH CUMMINS ELECTRONIC CONTROL MODULES ON THE C8.3G AND L10G ENGINES, THE ECM DOES NOT HAVE THE ABILITY TO DETECT A THROTTLE FAIL-SAFE ENGINE SHUTDOWN COMMAND. THIS COULD RESULT IN AN UNANTICIPATED, UNCOMMANDED OPEN THROTTLE CONDITION WITHOUT WARNING.
ON CERTAIN TRUCK TRACTORS EQUIPPED WITH JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS, A FATIGUE CRACK CAN DEVELOP IN THE BRACKET PIN WELD UNDER CERTAIN LOADING CONDITIONS.
ON CERTAIN HEAVY TRUCKS AND MOTORHOMES EQUIPPED WITH CUMMINS WESTPORT B GAS PLUS OR C GAS PLUS 6 CYLINDER ENGINES, THE ELECTRONIC CONTROL MODULE CALIBRATION MAY NOT CORRECTLY DETECT A THROTTLE PLATE ACTUATOR FAILURE THAT COULD RESULT IN AN UNCOMMANDED OPEN THROTTLE CONDITION.
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
ON CERTAIN TRUCK-TRACTOR MODEL VEHICLES EQUIPPED WITH CONMET SIMPLEX STATIONARY OR SLIDING FIFTH-WHEEL, THE CLINCH PINS THAT RETAIN THE FIFTH-WHEEL PIVOT PINS MAY NOT BE FULLY INSTALLED.
ON CERTAIN CREW CAB TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, THE HYDRAULIC BRAKE LINES FROM THE CHASSIS MOUNTED ANTI-LOCK BRAKE SYSTEM (ABS) MODULATOR VALVE CAN BE DAMAGED BY INTERFERENCE WITH THE CAB MOUNTED AUXILIARY HEATER DUCT.
ON CERTAIN CREW CAB TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, THE HYDRAULIC BRAKE LINES FROM THE CHASSIS MOUNTED ANTI-LOCK BRAKE SYSTEM (ABS) MODULATOR VALVE CAN BE DAMAGED BY INTERFERENCE WITH THE CAB MOUNTED AUXILIARY HEATER DUCT.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR BRAND 12 X 4 DCM DRUM PARKING BRAKE, THE BOLTS USED TO ATTACH THE PARKING BRAKE ASSEMBLY TO THE FLANGE YOKE ARE TOO LARGE AND CAN INTERFERE WITH THE PROPER ENGAGEMENT OF THE BRAKING SYSTEM AND POSSIBLY DISENGAGE.
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH MERITOR WABCO PNEUMATIC ANITLOCK BRAKE SYSTEM (ABS) VALVE PACKAGES, THE ASSEMBLY BOLTS ON THESE VALVE PACKAGES WERE NOT TIGHTENED CORRECTLY.
VEHICLE DESCRIPTION: MEDIUM DUTY TRUCKS, FIRE TRUCKS, AND TRANSIT BUSES AND SCHOOL BUSES EQUIPPED WITH ELECTRONIC THROTTLE CONTROL/ACCELERATOR PEDALS SUPPLIED BY WILLIAMS CONTROLS INDUSTRIES. THE WELD ATTACHING THE CLEVIS TO THE PLATE HAS INSUFFICIENT PENETRATION AND COULD ALLOW THE CLEVIS TO SEPARATE FROM THE PLATE.
VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH CERTAIN HALDEX BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES. THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE APPLICATION IS RELEASED.
VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH CERTAIN HALDEX BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES. THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE APPLICATION IS RELEASED.
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE BRAKE PEDAL PUSH ROD THAT ACTIVATES THE SERVICE BRAKES COULD FRACTURE.
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE BRAKE PEDAL PUSH ROD THAT ACTIVATES THE SERVICE BRAKES COULD FRACTURE.
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE BRAKE PEDAL PUSH ROD THAT ACTIVATES THE SERVICE BRAKES COULD FRACTURE.