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2011 MACK GU recalls

NHTSA campaigns received 2010 to 2026-09-30 that list the 2011 model year.

The 2011 MACK GU is covered by 5 recall campaigns. Repairs are free at a dealer; check your VIN to see which are still open.

CampaignReceivedComponent
14V2080002014-04-18Exterior Lighting › Turn Signal › Flasher Unit
14V0780002014-02-21Electrical System
11V2920002011-05-20Electrical System › 12V/24V/48V Battery › Cables
11V2720002011-05-03Service Brakes, Air › Slack Adjusters › Automatic
10V4040002010-09-07Service Brakes, Air

Each recall: problem, risk and fix

Exterior Lighting › Turn Signal › Flasher Unit (14V208000, 2014-04-18)

Problem: 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: A failure of the hazard warning lights could reduce the trucks visibility, increasing the risk of a crash.

Free fix: 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. · 44,047 vehicles · NHTSA record

Electrical System (14V078000, 2014-02-21)

Problem: 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 CHU, CXU, GU and TD vehicles manufactured from June 16, 2009, through July 8, 2011. Having completed its investigation, Mack once again expanded the recall during February 2015 to include an additional 53,780 vehicles from model years 2007 and 2015. The recall now covers model year 2007-2015 includes CHU, CXU, GU and TD vehicles produced October 13, 2006, through October 3, 2014. In the affected vehicles, the Electronic Power Distribution Module (EPDM) may be contaminated from water leaks in, and around, the windshield. If exposed to wat

Risk: Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.

Free fix: 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 Trucks, Inc. · 70,208 vehicles · NHTSA record

Electrical System › 12V/24V/48V Battery › Cables (11V292000, 2011-05-20)

Problem: Mack trucks is recalling certain model year 2008-2011 gu heavy trucks manufactured from september 12, 2007, through april 8, 2011, with a four battery cable design. As a result of the routing and clipping used, the battery cables may come into contact with frame hardware, which, as a result of chafing, may cause the insulation to become worn to a point where a short occurs.

Risk: A short can potentially cause a vehicle fire.

Free fix: Dealers will re-route the battery cables and replace the cables if chafing has occurred. This service will be performed free of charge. The safety recall began on july 11, 2011. Owners may contact mack trucks at 1-800-866-1177.

MACK TRUCKS, INC · 771 vehicles · NHTSA record

Service Brakes, Air › Slack Adjusters › Automatic (11V272000, 2011-05-03)

Problem: Mack trucks is recalling certain model year 2011-2012 chu, cxu, gu, leu and mru trucks manufactured from october 15, 2010, through january 31, 2011, and equipped with gunite automatic slack adjusters. Due to an incomplete "knitting" of the iron at the time of casting, inadequate structural integrity of the slack adjuster housing can occur, which could cause the housing to break at the handle under normal operating loads.

Risk: Slack adjusters with this flow notch could crack under normal braking conditions causing loss of braking which could result in a vehicle crash.

Free fix: Mack trucks will notify owners and dealers will replace the subject slack adjusters free of charge. The safety recall began on august 24, 2011. Owners may contact mack trucks at 1-800-528-6586.

MACK TRUCKS, INC · 1,524 vehicles · NHTSA record

Service Brakes, Air (10V404000, 2010-09-07)

Problem: Mack is recalling certain model year 2008 through 2011 gu and mru model vehicles manufactured with a front tow glad hand option. The actuation and release timing of the vehicles exceeds the limit which fails to conform to the requirements of federal motor vehicle safety standard no. 121, "Air brake systems."

Risk: If the brakes do not perform as they should, a vehicle crash could occur.

Free fix: Mack will notify owners and repair the vehicle free of charge. The safety recall began on february 1, 2011. Owners may contact mack at 1-877-800-4945.

MACK TRUCKS, INC · 369 vehicles · NHTSA record

A recall covers a make, model and year range; whether one specific vehicle is affected or already repaired is confirmed by VIN at nhtsa.gov/recalls or by a dealer. Recall repairs are free. Source: NHTSA recall flat file (public domain), campaigns received since January 2010.

Other model years: none with their own page · All MACK GU recalls