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2004 Cadillac DeVille 4.6L MIL Lamp on
I have a 04 cadillac custemer complained his mil light is on. I checked fuel trims long term was at 18 to 21. I put a fuel pump in it because fuel pressure is supost to be 41/47. light stayed out for an hour or so fuel pressure is 35 lbs still. I was leaning o...
FIX posted 11/28/2009
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Related Documents & Media | VIN | 1G6KF57954 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | 20 or So Miles |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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Vehicle Data
2004 Cadillac DeVille
| VIN | 1G6KF57954 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | 20 or So Miles |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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