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	 2001 Ford F-350 Super Duty Lariat 7.3L HVAC Recirc 
		
		Never saw anything like this in 25 yrs. With HVAC on recirc and blower on high, outside air is drawn into the cabin around back sliding glass creating a whistle. A slight vacuum is built up in the cabin and doors are really hard to open when exiting the vehicl... 
                        
                            FIX posted 10/18/2013
                             
                 
                            
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           Message Closed w/FIX 
	   
	   
	   
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| VIN | 1FTSW31F11 | 
| Engine | 7.3 L / 8 cyl / DIESEL | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | HVAC Recirc | 
| Conditions | Noise | 
Message Closed w/FIX
            
            
 Vehicle Data
                2001 Ford F-350 Super Duty Lariat
| VIN | 1FTSW31F11 | 
| Engine | 7.3 L / 8 cyl / DIESEL | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | HVAC Recirc | 
| Conditions | Noise | 
                            
10 Replies Received
          10 Replies Received
          
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