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	 2013 Cadillac ATS 2.0L MIL Lamp on 
		
		Vehicle was running bad, hesitated, put out black smoke. Checked out and had high fuel trims (40 LT and 18-20 for ST) Smoke tested with no signs of a leak, unhooked MAF sensor and readings zeroed out. Per tests we replaced the MAF sensor with an AC Delco a... 
                        
                            Summary posted 2/24/2021
                             
                 
                            
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         Message Closed w/Summary 
	   
	   
	   
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| VIN | 1G6AG5RX4D | 
| Engine | 2.0 L / 4 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
Message Closed w/Summary
            
            
 Vehicle Data
                2013 Cadillac ATS
| VIN | 1G6AG5RX4D | 
| Engine | 2.0 L / 4 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
                            
9 Replies Received
          9 Replies Received
          
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