 
				
	| 2013 Buick Encore 1.4L MIL Lamp on Came in with code for B1S2 o2 and P0420. Rear converter had a rattle inside. Replaced parts according to codes. Any help with how to test to get repairs completed would be great. al 
                        
                            FIX posted 8/23/2019
                               
                    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 11 Replies Received (View Replies)11 Replies Received (Hide Replies)
 | Message Closed 
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| VIN | KL4CJHSB2D | 
| Engine | 1.4 L / 4 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / mpfi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Hot | 
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) | 
Message Closed
            
             Vehicle Data
 Vehicle Data
                2013 Buick Encore
| VIN | KL4CJHSB2D | 
| Engine | 1.4 L / 4 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / mpfi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Hot | 
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) | 
 11 Replies Received
11 Replies Received
 11 Replies Received
          11 Replies Received
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