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2012 Chevrolet Suburban 2500 LS 6.0L MIL Lamp on
This 6.0 at idle will max out the long term fuel trim. Driving the truck the long term is about 21-23 on both banks. Mash the throttle up hill and my 02 sensors go lean and adaptive is at zero. Drive it normally the adaptive is 23-24 and the 02 sensors are... 
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Related Documents & Media | VIN | 1GNWKLEG6C |
| Engine | 6.0 L / 8 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Idle |
| Misc. | P0172 P0174 |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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Vehicle Data
2012 Chevrolet Suburban 2500 LS
| VIN | 1GNWKLEG6C |
| Engine | 6.0 L / 8 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Idle |
| Misc. | P0172 P0174 |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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