 
				
	| 2008 Buick Lucerne CXL 3.8L MIL Lamp on This Car become nightmare for us, came in for check engine light for code P0171 check the St and LT Fuel trim and LT is more then the limit it suppose to be between -10% to +10% and mass air flow was within range run the smoke test but find no leak clean the M... 
                        
                            FIX posted 7/16/2016
                               
                    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 23 Replies Received (View Replies)23 Replies Received (Hide Replies)
 | Message Closed 
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| VIN | 1G4HD57238 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / TBI | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
Message Closed
            
             Vehicle Data
 Vehicle Data
                2008 Buick Lucerne CXL
| VIN | 1G4HD57238 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / TBI | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
 23 Replies Received
23 Replies Received
 23 Replies Received
          23 Replies Received
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