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1999 Chevrolet K1500 Suburban 5.7L MIL Lamp on
There were no codes before we changed the intake gaskets. The long term fuel trim goes to 25% on both banks within 5 miles of driving. Plugs are clean and gas readings show the system is lean. We have done the usual, smoked the intake-no leaks, fuel 10% alcoho...
FIX posted 3/30/2010
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Message Closed w/FIX
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20 Replies Received
20 Replies Received
Related Documents & Media | VIN | 3GNFK16R4X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | 4 Wheel Drive |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet K1500 Suburban
| VIN | 3GNFK16R4X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | 4 Wheel Drive |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video