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	 2008 GMC Sierra 1500 SLE 5.3L Poor Idle Quality, miss 
		
		Help, This 5.3 came in amf lifter failed, replaced all the lifters, and I have a miss at idle only cyl 7 and about half the time one cyl 1. I drove 200 miles of highway and runs great, full power, oil psi runs right at 40 psi at 2000 and 25 to 30 at idle. ... 
                        
                            FIX posted 9/21/2022
                             
                 
                            
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           Message Closed w/FIX 
	   
	   
	   
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| VIN | 3GTEK13J08 | 
| Engine | 5.3 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / 5.3 | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Miss | 
| Occurs | Idle | 
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected | 
| P0307 | Cylinder 7 Misfire Detected | 
Message Closed w/FIX
            
            
 Vehicle Data
                2008 GMC Sierra 1500 SLE
| VIN | 3GTEK13J08 | 
| Engine | 5.3 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / 5.3 | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Miss | 
| Occurs | Idle | 
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected | 
| P0307 | Cylinder 7 Misfire Detected | 
                            
14 Replies Received
          14 Replies Received
          
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