4 safety recalls
Part 573 reportsFuel System, Other › Storage › Tank Assembly › Pressure Relief Devices04V159000
Filed Apr 7, 2004317 vehiclesMack Trucks, Inc
Defect. ON CERTAIN CHASSIS BUILT WITH LNG ENGINES, THE NEXGEN LNG TANK'S PRIMARY AND SECONDARY RELIEF VALVES COULD FAIL TO OPEN AND RELIEVE TANK PRESSURE.
Risk. THIS COULD CAUSE ICE BUILDUP ON THE DISCHARGE SIDE OF THE PRIMARY AND SECONDARY PRESSURE SYSTEM ALLOWING THE RELIEF SYSTEM TO FREEZE AND BECOME BLOCKED RESULTING IN OVER PRESSURIZATION OF THE LNG TANKS CREATING THE RISK OF CATASTROPHIC TANK RUPTURE WHICH COULD CAUSE SERIOUS INJURY OR DEATH.
Remedy. DEALERS WILL RETROFIT THE LNG TANKS WITH A NEW PRIMARY RELIEF VALVE PIPE AWAY TUBE AND A NEW VENTILATED SHROUD. THE RECALL BEGAN APRIL 6, 2004. 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 MACK AT 1-610-709-3337.
Steering › Linkages › Tie Rod Assembly01V044107
Filed Mar 14, 20011,484 vehiclesMack Trucks, Incorporated
Defect. VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH TIE ROD ASSEMBLIES CONTAINING 24-DL MODEL BALL SOCKETS AND MANUFACTURED BY TRW. CERTAIN OF THE TIE ROD BALL-SOCKET BEARINGS HAVE A BELOW-SPECIFICATION CASE DEPTH AND/OR HARDNESS, WHICH CAN LEAD TO PREMATURE WEAR OF THE SOCKET.
Risk. IF THIS CONDITION OCCURS, THE DRIVER CAN LOSE PARTIAL CONTROL OF THE RIGHT FRONT WHEEL, POSSIBLY RESULTING IN A CRASH.
Remedy. DEALERS WILL REPLACE THE DEFECTIVE TIE RODS. OWNER NOTIFICATION BEGAN JULY 13, 2001. 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 MACK AT 1-610-709-3011 OR TRW CUSTOMER SERVICE AT 1-866-280-3287.
Vehicle Speed Control › Accelerator Pedal00V230003
Filed Oct 4, 200045,866 vehiclesMack Trucks, Incorporated
Defect. VEHICLE DESCRIPTION: CLASS 8 TRUCKS EQUIPPED WITH FELSTED ELECTRONIC ACCELERATOR PEDALS. THE RETURN SPRINGS CAN BREAK ON THE ACCELERATOR PEDALS THAT ARE EQUIPPED WITH STAINLESS STEEL OR ELECTROPLATED WIRE RETURN SPRINGS.
Risk. THIS CONDITION COULD CAUSE THE PEDAL TO GO TO FULL THROTTLE IF BOTH RETURN SPRINGS BREAK, INCREASING THE RISK OF A CRASH.
Remedy. REPLACEMENT ACCELERATOR PEDALS EQUIPPED WITH RETURN SPRINGS MANUFACTURED OF MUSIC WIRE WITH ONE ADDITIONAL COIL ON EACH SPRING AND WITH AN ORGANIC COATING, ELIMINATING ELECTROPLATING WILL BE INSTALLED.
Service Brakes, Air › Antilock00V232009
Filed Sep 13, 2000651 vehiclesMack Trucks, Incorporated
Defect. VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS 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.
Risk. THIS CONDITION COULD CAUSE THE ABS ECU TO EXHAUST THE AIR AT THE AIR BRAKE MODULATORS FOR ONE OR MORE OF THE WHEELS. THIS COULD RESULT IN EXTENDED BRAKING DISTANCES AND A POSSIBLE CRASH.
Remedy. DEALERS WILL REPLACE THE ABS ECU.