Mack Trucks is recalling certain model year 2008-2009 GU, LEU, and MRU trucks, manufactured from December 12, 2007, through May 8, 2008 and equipped with a certain focal mounted retarder control box. The control box may lose its electrical ground.
Risk and remedy
Risk
If the control box loses ground, it may have localized overheating. This could lead to a vehicle fire.
Remedy
All affected vehicles were sold to one customer that has already been notified. An official owner notification letter will be mailed to the one customer in early November 2012. Mack will replace the suspect control box on the affected vehicles, free of charge. Owners may contact Mack Trucks at 1-800-866-1177.
Mack trucks IS recalling certain model year 2008-2012 mru and leu heavy trucks manufactured from january 3, 2007, through february 3, 2011. the electrical circuitry in these vehicles may not provide adequate overcurrent protection.
Risk and remedy
Risk
In the event of an electrical overage, the fuse that should prevent the over current from reaching the mirror switch circuit may fail, such that the mirror switch can overheat. an overheated switch could cause a vehicle fire.
Remedy
Dealers will install a relay harness to prevent the mirror switch from overheating. they will also inspect the mirror switch and if signs of overheating are shown, replace that switch. all inspections and repairs will be performed free of charge. the safety recall began on june 30, 2011. owners may contact mack trucks at 1-800-866-1177.
Mack trucks IS recalling certain model year 2008-2010 trucks which fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems."
Risk and remedy
Risk
Failure to conform to the requirements increases the application and release time of the service brakes, which could potentially result in a vehicle crash.
Remedy
Dealers will rework the air system free of charge. the safety recall began o january 12, 2010. owners may contact mack trucks at 1-800-528-6586.
On certain trucks, the daytime running lights (drl) module may contain a suspect metal-oxide-semiconductor field effect transistor (mosfet) that could overheat.
Risk and remedy
Risk
If the transistor overheats, it could possibly result in a vehicle fire.
Remedy
Dealers will replace the suspect drl module free of charge. the recall began on october 31, 2007. owners may contact mack trucks at 1-800-528-6586.
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.
11000831CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head. A new and improved fuel galley plug has been developed to resolve this issue.
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.
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
102256602007 document reformatted to be published as a TSB in Impact.Coolant level sensor.
102256542008 document reformatted to be published as a TSB in Impact. ABS sensor mounting bracket.
102256492008 document reformatted to be published as a TSB in Impact. T300 transmission synchronizers repair.
102256462008 document reformated to be published as a TSB in Impact. Injector rocker arm service.
102256452008 document reformatted to be published as a TSB in Impact. Injector removal tool.
102256442008 document reformatted to be published as a TSB in Impact. Injector copper sleeves.
102256432008 document reformatted to be published as a TSB in Impact. Synchronizer fastener change.
102256422008 document reformatted to be published as a TSB in Impact. Supplemental air valve fitting.
102256392008 document reformatted to be published as a TSB in Impact. Service Brake Switch Test.
102256382008 document reformatted to be published as a TSB in Impact. Rocker Shaft Oil Transfer Tube Installation.
102256322008 document reformated to be published as a TSB in Impact. Intake mounting hardware.
102256312008 document reformated to be published as a TSB in Impact. Revised fasteners for Retarder.
102226442008 Document reformatted to be published as a TSB in Impact. Air suspension ride height.
102226382008 Document reformatted to be published as a TSB in Impact. Water entering the DPF.
102226252008 Document reformatted to be published as a TSB in Impact. Differential pressure sensor hose.
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.
102226162008 Document reformatted to be published as a TSB in Impact. Chassis lean.
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.
102191022009 Document reformatted to be published as a TSB in Impact. DPF Harness Routing
102190852009 Document reformatted to be published as a TSB in Impact. New Air Dryer
102190822009 Document reformatted to be published as a TSB in Impact. Axle Carrier Pinion Angles
Every Mack Leu model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.