MACK CH Recalls

Sep 26, 2005 – ON CERTAIN VEHICLES, THE BRAKE CAM TUBES ON THE STEER AND DRIVE AXLES MAY NOT HAVE BEEN GREASED.

Jul 07, 2005 – ON CERTAIN HEAVY DUTY CLASS 8 TRUCKS EQUIPPED WITH FXL AXLES, THERE IS A POTENTIAL THAT THE DRAGLINK MAY CONTACT THE BRAKE SLACK ADJUSTER DURING FULL WHEEL CUT AND ARTICULATION OF THE CHASSIS.

Apr 22, 2005 – ON CERTAIN HEAVY DUTY CLASS 8 TRUCKS EQUIPPED WITH ACCURIDE ALUMINUM WHEELS, THE WHEELS WERE NOT PROPERLY PRE-STRESSED. THIS ALLOWS CRACKS TO DEVELOP OVER TIME.

Mar 24, 2005 – ON CERTAIN TRUCKS EQUIPPED WITH THE FXL AXLE AND MERITOR 16.5 X 5 BRAKES WITH DUST SHIELDS, THERE MAY BE INTERFERENCE BETWEEN THE DUST SHIELD MOUNTING BOLT AND THE KNUCKLE ON THE FRONT AXLE. AS A RESULT OF THE INTERFERENCE, THE BOLT JOINT BETWEEN THE WHEEL END AND THE KNUCKLE MAY NOT MEET THE TORQUE REQUIREMENTS.

Mar 24, 2005 – ON CERTAIN HEAVY DUTY CLASS 8 TRUCKS EQUIPPED WITH AIR SUSPENSION PROPRIETARY AXLES AND ADJUSTABLE LENGH TORQUE RODS, AN INTERFERENCE BETWEEN THE ADJUSTABLE TORQUE ROD AND THE BRAKE CHAMBER ON THE LEFT SIDE OF THE CHASSIS MAY EXIST. THE SPRING BRAKE CHAMBER CLAMP RING COULD POSSIBLY BE DISTORTED OVER TIME RESULTING IN LOSS OF AIR, WHICH COULD LEAD TO THE SPRING BRAKE AT THE CHAMBER BEING INADVERTENTLY APPLIED.

Jan 14, 2005 – ON CERTAIN HEAVY DUTY CLASS 8 DIESEL TRUCKS EQUIPPED WITH ASET AC ENGINES, THE LOCATION OF THE FUEL INLET HOSE MAY RESULT IN OVERHEATING OR ABRASION OF THE HOSE, WHICH MAY LEAD TO A PREMATURE FAILURE.

Sep 20, 2004 – ON CERTAIN TRUCK CHASSIS, THE STEERING GEAR MOUNTING BOLTS WERE MADE OF INCONSISTENT BOLT MATERIAL, WHICH HAS LED TO BOLT FAILURES. THIS INCONSISTENT BOLT MATERIAL CONDITION COULD RESULT IN A FAILURE OF A STEERING GEAR MOUNTING BOLTS. THE STEERING GEAR IS MOUNTED TO THE VEHICLE'S FRAME WITH THREE BOLTS.

Jun 25, 2004 – ON CERTAIN TRUCK CHASSIS, THE STEERING GEAR MOUNTING BOLTS WERE OVER-TORQUED AT INSTALLATION. THE STEERING GEAR IS MOUNTED TO THE VEHICLE'S FRAME RAIL WITH 3 BOLTS.

Apr 07, 2004 – 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.

Dec 11, 2003 – ON CERTAIN CHASSIS EQUIPPED WITH DANA STEERING AXLE ASSEMBLIES. THESE AXLES ARE BUILT WITH AN INTEGRAL KNUCKLE AND STEERING ARM. THE STEERING ARM COULD HAVE LONGITUDINAL CRACKS.