Defect Investigations

Vehicles / Mack
Inv. Number Vehicle Make Vehicle Model Model Year Description Detail
DP78021 MACK MACK 1976 121 BRAKING SYSTEM, BRAKES LOCK UP 121 BRAKING SYSTEM, BRAKES LOCK UP
PE88061 MACK MH 1985 SEAT TETHER FAILURE Summary: truck driver reports seat teathers are not properly adjusted at factory, allowing seat to hinge forward in a collision. teathers act as
EA96011 MACK CLASS 7 9999 DYSFUNCTIONAL TURN SIGNAL ASSEMBL Freightliner issued the a service bulletin outlining the repair/replacement concerning turn signal switch malfunctions.which are produced by grote
PE08069 MACK CXU 2008 AIR COMPRESSOR DISCHARGE LINE Odi opened this investigation based on a review of early warning field reports which indicated instances of the air compressor discharge line coming
PE09010 MACK CXN 2006 AIR BRAKE CONTROL VALVE Odi is closing this preliminary evaluation and opening an engineering analysis (ea09-009) to further identify and evaluate the vehicle environment and
PE87005 MACK MACK 1983 CROSSMEMBER CRACKING Summary of information from manufacturer:a manual control valve for theair suspension is mounted on the subject crossmember.the subject cross-member
PE20003 MACK MRU 2018 Vehicle Roll Away The office of defects investigation (odi) received a tip from a large fleet operator of refuse trucks about a potential defect condition that may
PE20005 MACK CXU 2015 mDRIVE Transmission Failure to Disengage In a review of field reports submitted under early warning reporting (ewr) 49cfr 579.22(c), over several years by mack trucks, the office of defects
PE10042 MACK CXU 2010 Failing 5th wheel attachment bolts On october 3rd 2010 the office of defects investigation (odi) received two complaints on 2009 - 2010 mack cxu612 and cxu trucks for failing bolts that
EA09009 MACK CXN 2005 AIR BRAKE SYSTEM CONTROL VALVES INVESTIGATION HAS NOT IDENTIFIED A DEFECT.COMPLAINTS HAVE ABATED.SEE CLOSING REPORT FOR FURTHER DETAILS.
PE02094 MACK CX 1999 INTEGRAL HUB AND BEARING ASSEMBLY The companies involved in this matter are: skf (hub mfr), arvinmeritor (front axle mfr), and mack (manufacturer of class viiitractor/trucks).skf
PE92081 MACK MID-LINER 1990 FRONT WHL BEARING FAILURE There is no summary currently available
PE90108 MACK CF 1990 STEERING BOOST CYLINDER There is no summary currently available
PE91111 MACK RD888 1990 BATTERY EXPLOSION There is no summary currently available
EA91009 MACK ALL W/FAW617 FRONT AXLE 1985 POWER STEERING FAILURE There is no summary currently available

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