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	 2009 Jeep Wrangler Unlimited Sahara 3.8L Poor Idle Quality, MIL Lamp on 
		
		The owner brings this one in for a grinding noise at cold start ups and the check engine lamp is flashing. The vehicle is running rough. I look at the misfire monitor and it is all over the place. There is no consistent cylinder misfiring. Sometimes five cylin... 
                        
                            FIX posted 11/14/2012
                             
                 
                            
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           Message Closed w/FIX 
	   
	   
	   
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| VIN | 1J4GA59189 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
Message Closed w/FIX
            
            
 Vehicle Data
                2009 Jeep Wrangler Unlimited Sahara
| VIN | 1J4GA59189 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
                            
7 Replies Received
          7 Replies Received
          
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