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1995 Oldsmobile Aurora 4.0L MIL Lamp on
The customer came in complaining of MIL on. No driveability problem or change in fuel economy, or other relative concerns Scan was performed and code 80 fuel system rich found. Tested O2 rich/lean switch and did enrichment, and leaned out air fuel to monto...
FIX posted 4/9/2000
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Message Closed w/FIX
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Related Documents & Media 
| VIN | 1G3GR62C7S |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 80 | Fuel System Rich |
Message Closed w/FIX
Vehicle Data
1995 Oldsmobile Aurora
| VIN | 1G3GR62C7S |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 80 | Fuel System Rich |
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