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1996 Cadillac DeVille 4.6L MIL Lamp on
96 Deville 4.6 codes P0171/P0174 air flow runs approximately 4 GPS at 650 RPMs long term fuel trim goes to 37% and locks there. Have blocked all vacuum passages, eleminated EGR, verified cam timing,tested compression,tested and substituted fuel,cleaned injecto...
Summary posted 1/12/2009
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Related Documents & Media | VIN | 1G6KD52Y0T |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/Summary
Vehicle Data
1996 Cadillac DeVille
| VIN | 1G6KD52Y0T |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video