Recalls


CampaignManufacturerManufacturing dateType# of units affectedDate Owner notified MfgRecall Initiated byManufacturers of recalled vehicles/productsReport Recieved DateRecord Creation DateRegulation Part NumberFMVSS Number
SERVICE BRAKES, AIR - SLACK ADJUSTERS - AUTOMATIC
11V272000MACK TRUCKS, INCfrom 10/15/2010 V (Vehicle)32908/12/2011MFRMACK TRUCKS, INC05/03/201105/06/2011
Defect SummaryMack 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.
Consequence SummarySlack adjusters with this flow notch could crack under normal braking conditions causing loss of braking which could result in a vehicle crash.
Corrective SummaryMack trucks will notify owners and dealers will replace the subject slack adjusters free of charge. the safety recall is expected to begin on or before july 1, 2011. owners may contact mack trucks at 1-800-528-6586.
NotesOwners may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov .
SERVICE BRAKES, AIR - SUPPLY - CHECK VALVE
12V037000MACK TRUCKS, INCfrom 12/02/2010 to 01/18/2012V (Vehicle)204/23/2012MFRMACK TRUCKS, INC02/01/201202/03/2012
Defect SummaryMack is recalling certain model year 2012-2013 gu, manufactured from december 2, 2010, through january 18, 2012, and equipped with bendix atr-6 traction relay valves. in extremely cold conditions, these bendix relay valves may potentially develop internal leakage. internal leakage can lead to air pressure being delivered to affected primary or secondary brake causing continuous brake application.
Consequence SummaryInadvertent brake application can cause the brakes to overheat and lead to a fire. inadvertent brake application can cause the wheels to lock-up leading the driver to lose control of the vehicle, increasing the risk of a crash.
Corrective SummaryMack will notify owners, and provide a temporary repair until bendix develops a permanent remedy. this service will be performed free of charge. owners may contact mack trucks at 1-800-866-1177.
NotesMack trucks' recall number is sc0363.owners may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov .

Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
SERVICE BRAKES, AIR - ANTILOCK
SB-373-01011/01/201010037424Ready05/23/2011
SB-373-01011/01/201010037424Mack trucks: the clutch pedal can rub agains the anti-lock brake harness causing the malfunction light to go on. *rm05/23/2011
SERVICE BRAKES, AIR - SLACK ADJUSTERS
PI-079810/01/201210048719Mack trucks: information on replacement procedures for the slack adjuster control arm and suspension shock absorber interference on rear/rear drive axle. model gu. no model years listed. *pe01/03/2013