 
				
	| 2006 Chevrolet Silverado 2500 HD LT 6.6L Poor Idle Quality, MIL Lamp on Good afternoon fellow member of iATN as most of us I have a problem with 06 Silverado 6.6 diesel. P0401 will set in pending codes on first key cycle when idling. Have flashed Ecm, replace egr vavle, had after market air replaced it with manufactures. Try a mas... 
                        
                            Summary posted 7/29/2016
                               
                    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)
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| VIN | 1GCHK23D96 | 
| Engine | 6.6 L / 8 cyl / DIESEL | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / diesel | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2006 Chevrolet Silverado 2500 HD LT
| VIN | 1GCHK23D96 | 
| Engine | 6.6 L / 8 cyl / DIESEL | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / diesel | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, MIL Lamp On | 
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected | 
 8 Replies Received
8 Replies Received
 8 Replies Received
          8 Replies Received
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