2012 MACK GRANITE (GU) RECALL - #12V037000
		RECALL FOR SERVICE BRAKES, AIR : SUPPLY : CHECK VALVE
        MACK 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.   
		Information provided by the National Highway Traffic Safety Administration.
		
		
		
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							| Vehicle | 
							2012 MACK GRANITE (GU) | 
							
								
							 | 
						 
						
							| Manufacturer | 
							MACK TRUCKS, INC | 
						 
						
							| Manufactured between | 
							12/2/2010 - 1/18/2012 | 
						 
						
							| Recalled on | 
							2/3/2012 | 
						 
						
							| Influenced by | 
							MACK TRUCKS, INC | 
						 
						
							| Owners Notified on | 
							4/23/2012 | 
						 
						
							| # Affected | 
							2 | 
						 
						
							| Recalled for | 
							SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE | 
						 
						
							 | 
							
								 
									
									
								 
							 | 
						 
						
							| Description | 
							MACK 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.    | 
						 
						
							| Consequences | 
							INADVERTENT 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 action | 
							MACK 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. | 
						 
						
							| Notes | 
							MACK 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 .  | 
						 
						
							| See also | 
							
							
							
								2012 MACK GRANITE (GU) Recall for SERVICE BRAKES, AIR, SLACK ADJUSTERS, AUTOMATIC
							
							
  
							
								2012 MACK GRANITE (GU) Recall for POWER TRAIN, DRIVELINE
							
							
  
							
								2012 MACK GRANITE (GU) Recall for VISIBILITY, WINDSHIELD WIPER/WASHER, LINKAGES
							
							
  
							
								2012 MACK GRANITE (GU) Recall for ELECTRICAL SYSTEM
							
							
  
							
								2012 MACK GRANITE (GU) Recall for EXTERIOR LIGHTING, TURN SIGNAL, FLASHER UNIT
							
							
  
							
								2012 MACK GRANITE (GU) Recall for SERVICE BRAKES, AIR, SUPPLY, HOSES, LINES/PIPING, AND FITTINGS
							
							
  
							
								2012 MACK GRANITE (GU) Recall for ELECTRICAL SYSTEM, WIRING
							
							
  
							
								2012 MACK GRANITE (GU) Recall for SERVICE BRAKES, AIR, SUPPLY, RESERVOIR/TANK
							
							
  
							
								2012 MACK GRANITE (GU) Recall for ENGINE AND ENGINE COOLING, ENGINE, OTHER FUEL TYPES, TURBO/SUPERCHARGER
							
							
  
							
								2012 MACK GRANITE (GU) Recall for SERVICE BRAKES, AIR, DISC, CHAMBER
							
							
  
							
								2012 MACK GRANITE (GU) Recall for POWER TRAIN, DRIVELINE, DRIVESHAFT
							
							
  
							
								2012 MACK GRANITE (GU) Recall for SUSPENSION, FRONT, HUB
							
							
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