VEHICLE SPEED CONTROL
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.
Remedy: CUMMINS WILL NOTIFY THE CUSTOMERS AND REPLACE THE ECM. OWNERS SHOULD CONTACT CUMMINS AT 1-800-343-7357 OR FREIGHTLINER AT 1-503-745-5219.
62 vehicles affected
PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE
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.
Remedy: DEALERS WILL REPLACE THE ATTACHING BOLTS WITH THE CORRECT SIZE BOLTS FREE OF CHARGE. OWNER NOTIFICATION IS EXPECTED TO BEGIN DURING OCTOBER 2002. 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 FREIGHTLINER AT 1-800-547-0712.
548 vehicles affected
SERVICE BRAKES, AIR:CONTROLS, PEDALS AND LINKAGES
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE BRAKE PEDAL PUSH ROD THAT ACTIVATES THE SERVICE BRAKES COULD FRACTURE.
Remedy: DEALERS WILL REPLACE THE BRAKE PEDAL PUSH ROD.
105,000 vehicles affected
SERVICE BRAKES, AIR:ANTILOCK
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS AND SCHOOL BUS CHASSIS BUILT WITH BENDIX AIR ABS WITH AN EC-17 1030R ELECTRONIC CONTROL UNIT (ECU), THERE HAVE BEEN REPORTS OF UNWANTED ABS ACTIVATION AT LOW SPEEDS CAUSED BY 1) CHAFED ABS WHEEL SPEED SENSOR WIRES ON ROTATING PARTS OR 2) A DAMAGED COMPONENT AT THE WHEEL END THAT GENERATES A CERTAIN TYPE OF ERRATIC SENSOR SIGNAL.
Remedy: DEALERS WILL REPLACE THE ABS ECU.
35,405 vehicles affected
SERVICE BRAKES, AIR
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH A BENDIX ANTI-LOCK BRAKING SYSTEM (ABS). THE REAR AXLE ABS MODULATING VALVES MAY BE PLUMBED INCORRECTLY.
Remedy: DEALERS WILL INSPECT THE REAR AXLE ABS MODULATING VALVE SUPPLY AND OUTLET PORT FOR CORRECT PLUMBING AND RE-PLUMB IF NECESSARY.
142 vehicles affected
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
VEHICLE DESCRIPTION: TRUCK-TRACTORS EQUIPPED WITH 26" 8-BLADE METAL ENGINE COOLING FANS. THE FAN BLADES CAN FATIGUE CRACK AND EVENTUALLY SEPARATE FROM THE FAN.
Remedy: DEALERS WILL REPLACE THESE FANS WITH FANS WHICH ARE MORE DURABLE.
8,485 vehicles affected
REAR PASSENGER DOORS OF FREIGHTLINER "BUSINESS CLASS" TRUCK COME UNLATCHED AND OPEN UP DURING OPERATION DOWN THE ROAD. THERE ARE ALSO INCIDENTS OF THE TRUCKS PARKING AT CERTAIN ANGLES WHERE THE DOORS WILL NOT OPEN UP AT ALKL. THIS HAPPENS ON BOTH FL80 CHASSIED FIRE TRUCKS. CRACKS IN THE ROOF STRUCTURE HAVE BEEN IDENTIFIED BY FREIGHTLINER AS A POSSIBLE ISSUE. WE ARE TRYING TO FIGURE OUT IF THIS IS A FREIGHTLINER OR E1 PROBLEM. THE ISSUES HAVE BEEN GOING ON SINCE BOTH TRUCKS WAS 5 YEARS OLD. SEVERAL DOOR LATCH ASSEMBLIES HAVE BEEN PURCHASED OVER THE YEARS IN AN ATTEMPT TO RESOLVE THE PROBLEM, WITH NO SUCCESS. *NM
LOSS OF HYDRAULIC BRAKE PADS, LOCKED UP CALIPERS, ACTUAL LOSS OF WHEEL CALIPERS WHEN BACKING UP, INCONSISTANT BRAKE WEAR, EQUALIZER WARNING SWITCH N/A FOR MASTER CYLINDER, DATE LISTED IS FIRST OCCURANCE, ALMOST WENT OVER STEEP 40 FOOT DROPOFF DUE TO SWITCH N/A IN MOUNTAINS ON SLICK ROAD. *NLM
LOSS OF HYDRAULIC BRAKE PADS, LOCKED UP CALIPERS, ACTUAL LOSS OF WHEEL CALIPERS WHEN BACKING UP, INCONSISTANT BRAKE WEAR, EQUALIZER WARNING SWITCH N/A FOR MASTER CYLINDER, DATE LISTED IS FIRST OCCURANCE, ALMOST WENT OVER STEEP 40 FOOT DROPOFF DUE TO SWITCH N/A IN MOUNTAINS ON SLICK ROAD. *NLM