 
				
	| 2015 GMC Sierra 1500 SLE 5.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire This is a fleet truck that came in after the cel came on for missfire p0300 and mixture imbalance p219b . After alot of testing and reading we decided to replace the injectors and clean the intake ports they were very dirty. after the repair the vehicle ra... 
                        
                            Summary posted 4/2/2019
                               
                    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 28 Replies Received (View Replies)28 Replies Received (Hide Replies)
 | Message Closed w/Summary 
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| VIN | 3GTU2UEC6F | 
| Engine | 5.3 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / Direct injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Misfire | 
| Occurs | Hot | 
Trouble Codes
| P219B | Bank 2 Air/Fuel Ratio Imbalance | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2015 GMC Sierra 1500 SLE
| VIN | 3GTU2UEC6F | 
| Engine | 5.3 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / Direct injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Misfire | 
| Occurs | Hot | 
Trouble Codes
| P219B | Bank 2 Air/Fuel Ratio Imbalance | 
 28 Replies Received
28 Replies Received
 28 Replies Received
          28 Replies Received
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