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2008 Chevrolet Suburban 1500 LTZ 5.3L MIL Lamp on
Long term fuel trim bank 1 goes to -27 to -30 on a long decel at higher speeds 45+. Bank 2 is normal. As soon as you touch the gas pedel it switches cells and drops to near 0%. We have Swapped front and rear o2 sensors side to side. Amps ramped one injector on...
FIX posted 9/29/2013
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Related Documents & Media | VIN | 3GNFK163X8 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | On Decel |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
Message Closed
Vehicle Data
2008 Chevrolet Suburban 1500 LTZ
| VIN | 3GNFK163X8 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | On Decel |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
Video