 
				
	| 2005 Chevrolet Malibu LT 3.5L Poor Idle Quality, MIL Lamp on P0300 , but we narrowed it down to #6 cylinder using misfire data from our modis , took front valve cover off to see if there was any mechanical problems , even smoke tested it with the valve cover off , car runs excellent exept for rough idle and slight misfi... 
                        
                            FIX posted 6/30/2010
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 8 Replies Received (View Replies)8 Replies Received (Hide Replies)
 | Message Closed w/FIX 
 | 
| VIN | 1G12T52875 | 
| Engine | 3.5 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / FUEL INJECTED | 
| 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
 Vehicle Data
                2005 Chevrolet Malibu LT
| VIN | 1G12T52875 | 
| Engine | 3.5 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / FUEL INJECTED | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
 8 Replies Received
8 Replies Received
 8 Replies Received
          8 Replies Received
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