Mack Trucks Inc. (Mack) is recalling certain model year 2010-2014 CHU, CXU, and MRU, 2007 CT and CV, 2008-2014 GU, and 2011-2014 LEU, and TD trucks manufactured February 28, 2006, through November 8, 2013, and equipped Hamsar Electronic Flasher. The hazard warning lights may fail.
Risk and remedy
Risk
A failure of the hazard warning lights could reduce the trucks visibility, increasing the risk of a crash.
Remedy
Mack will notify owners, and dealers will replace the electronic flasher unit, free of charge. The recall will begin by mid-June 2014. Interim letters went out to owners on June 23, 2014. The recall began on July 25, 2014. Owners may contact Mack customer service at 1-866-298-6586. Mack's number for this recall is SC0379.
Mack Trucks, Inc. (Mack) notified the agency on February 20, 2014, that they are recalling certain model year 2010-2012 CHU, CXU, GU and TD vehicles manufactured from June 16, 2009, through July 8, 2011. While continuing to research the scope of the issue, Mack expanded the recall on November 18, 2014 to include certain model year 2008-2009 and 2013-2014…
Risk and remedy
Risk
Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.
Remedy
Mack has notified owners, and dealers will inspect the EPDM. If contamination has occurred, dealers will replace the EPDM and address the leak, free of charge. Owners of model year 2010-2012 CHU, CXU, GU and TD vehicles were initially notified April 24, 2014. Owners affected by the recall expansions were notified in February 2015. Owners may contact Mack Trucks at 1-336-393-2000. Mack's number for this recall is SC0375.
Mack is recalling certain model year 2007-2010 CHU and CXU vehicles, manufactured from October 13, 2006, through December 23, 2009 and equipped with daytime running lights and fog lights. A short in the fog light circuit may cause the low beam headlight circuit to cut out.
Risk and remedy
Risk
If the low beam headlights go out, the driver may lose visibility, increasing the risk of a crash.
Remedy
Mack will notify owners, and install an additional wiring harness on the affected vehicles, free of charge. The safety recall began on November 14, 2012. Owners may contact Mack Trucks at 1-800-866-1177.
Mack trucks IS recalling certain model year 2010-2011 chu, cxu and gu heavy trucks manufactured from july 12, 2010, through july 23, 2010 for a potentially defective weld on the shaft that the clutch pedal attaches to.
Risk and remedy
Risk
If the weld fails, the pedal shaft may work its way loose and potentially cause the clutch pedal to fall to the floor, which would limit the driver's control of the vehicle increasing the risk of a crash.
Remedy
Dealers will replace the clutch pedal shaft free of charge. the safety recall began on august 29, 2011. owners may contact mack trucks at 1-800-866-1177.
Mack trucks IS recalling certain model year 2008-2011 chu and cxu heavy trucks manufactured from january 2008 through july 2010. there may be an interference with the bolts used to secure the fifth wheel to the frame that can prevent the bolts from being torqued to specification.
Risk and remedy
Risk
The bolts may fail and could result in the fifth wheel coming loose causing the trailer to separate from the tractor increasing the risk of a crash.
Remedy
Dealers will inspect and replace the bolts as required free of charge. the safety recall began on may 30, 2011. owners may contact mack trucks at 1-800-866-1177.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
11008366CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded.
10251331CBR - Active "Set Park Brake" Message On Drivers Information Display (DID).
10251329CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft.
10246086TSB: Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family carriers. The new HD shaft went into production on January 23rd, 2023 for 2.54 - 3.50 axle ratios and April 1st, 2023 for 3.56 - 3.98 ratios. The new HD through shaft is an upgrade over the current standard shaft and can now be used as a replacement part instead of the standard shaft. The new HD shaft has a new design to increase strength, longevity and life over the standard shaft.
10241946TSB: Barksdale Leveling Valve, Leak Test
10241945TSB: Air Restriction Indicator
10237374Service Literature Published and Released in May, 2023
10237339CBR: eWarranty To UCHP Labor Code ( SCC Code ) Crossover, Conversion Information For Use With Campaigns ( FI, PI ) And Recalls ( EC, SC ), Location On Trucks Dealer Portal ( TDP )
10235490TSB: Vibration Diagnostics
10235489TSB: Stock Vehicle Storage and Maintenance
10235486TSB: New Vehicle Safety Certification Requirements for Vehicles, U.S. and Canada
10232613Mack MMD Alternator Pulley
10232599Flywheel Housing Thread Repair
10232598Instrument Cluster Programming - Programming Fails Or Errors Display When Replacing An Instrument Cluster With A Newer Part Number (Conversion Kit) - US04 To US10 Chassis (9-Pin Diagnostic Connector)
102226442008 Document reformatted to be published as a TSB in Impact. Air suspension ride height.
102226412008 Document reformatted to be published as a TSB in Impact. Two-Piece clutch brake.
102226302008 Document reformatted to be published as a TSB in Impact. HVAC fine particulate filter.
102226292008 Document reformatted to be published as a TSB in Impact. Fender mounted mirror washer kit.
102226262008 Document reformatted to be published as a TSB in Impact. DPF outlet pipe heat shield.
102226212008 Document reformatted to be published as a TSB in Impact. Loose oil filter spud.
102226202008 Document reformatted to be published as a TSB in Impact. Cooling system connections.
102226152008 Document reformatted to be published as a TSB in Impact. Paint protection.
102226102008 Document reformated to be published as a TSB in Impact. Revised battery ti battery cable
10222608TSB-Charge Air Cooler t-clamp install.
102191352009 Document reformatted to be published as a TSB in Impact. Turbo Actuator Connector Repair.
102190822009 Document reformatted to be published as a TSB in Impact. Axle Carrier Pinion Angles
102190592007 Document reformatted to be published as a TSB in Impact. Updated Crossmember for improved clearance.
102190582008 Document reformated to be published as a TSB in Impact. Frame reinforcement plate.
102190572008 Document reformatted to be published as a TSB in Impact. Rear Suspension Repair.
102153592008 document reformated to be published as a TSB in Impact. All CXU, CHU, GU, MRU's built with Volvo Engines and 07 Emissions. Cleaning Aftertreatment Fuel Injectors.
10215315Programming Failure - Chassis With Cummins Engine And An Allison Transmission
10215314NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions.
10215312(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
10215305DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions.
10215295Warranty Automated Manual Transmission ( AMT, I-Shift, mDrive ) Control Housing Assembly; Guidelines For Filing A Claim For Chassis Return Visit With Transmission Issues After A Repair Requiring Control Housing Removal And Reinstallation - US07 And N.
10215291Premium Tech Tool (PTT) - Message For Data Mismatch, Product Configuration Mismatch; Instruction To Run An Accessory Kit Displayed When Attempting To Run Diagnostics For Diagnostic Trouble Codes (DTC) Or Programming - US10+OBD13 And Newer Emissions,
Every Mack Chu model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.