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Vehicle recall defect – On Certain Trucks Equipped With Parker Single Check Valves (Scv) Provided By Bendix. The Defect Exists In The Parker Scv That Connects With The Supply Port Of The Sr-7 Spring Brake Modulating Valve. After Prolonged Use Of The Parker Scv, The Valve Body Retainer May Become Excessively Worn And Eventually Break Apart. Pieces Of The Parker Scv Can Become Lodged Inside The Sr-7 Spring Brake Modulating Valve, Potentially Causing Either Leakage Out Of The Sr-7 Valve Or Preventing Air From Properly Exhausting From The Sr-7 Valve.

Vehicle recall defect – On Certain Trucks Equipped With Bendix Sr-7 Spring Brake Modulating Valves, The Internal Rubber Check Valve May Leak Causing A Delay In The Application Of The Spring Brakes To Park The Vehicle After The Operator Pulls The Dash Valve Button.

Vehicle recall defect – On Certain Trucks, The Nut Used To Retain The Steering Shaft May Or May Not Be A Lock Nut That Has The Locking Feature. A Lock Nut Is Required To Provide Additional Resistance To Ensure That The Nut Does Not Come Loose.

Vehicle recall defect – On Certain Trucks, The Cotter Pin That Retains The Brake Pedal Clevis Pin May Not Have Been Installed. The Clevis Pin Connects The Brake Pedal To The Brake Foot Valve.

Vehicle recall defect – 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.

Vehicle recall defect – 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 Water Leaks, Contaminants Such As Road Salts May Deposit On The Epdm.

Vehicle recall defect – 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 Water Leaks, Contaminants Such As Road Salts May Deposit On The Epdm.

Vehicle recall defect – On Certain Trucks Equipped With A 46K Pound Chalmers Rear Suspension, The Adjustable Torque Rods Used On The Suspension May Be Brittle.

Vehicle recall defect – 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.

Vehicle recall defect – 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.